圣杯布局和双飞翼布局
经典三列布局,也叫做圣杯布局【Holy Grail of Layouts】
Kevin Cornell在2006年提出的一个布局模型概念,在国内最早是由淘宝UED的工程师传播开来,它的布局要求有几点:
1、三列布局,中间宽度自适应,两边定宽;
2、中间栏要在浏览器中优先展示渲染;
3、允许任意列的高度最高;
4、要求只用一个额外的DIV标签;
5、要求用最简单的CSS、最少的HACK语句;
1.圣杯布局:
<span style="color: #0000ff"><span style="color: #ff00ff">DOCTYPE html</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">html</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">head</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">meta </span><span style="color: #ff0000">charset</span><span style="color: #0000ff">="utf-8"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">meta </span><span style="color: #ff0000">http-equiv</span><span style="color: #0000ff">="X-UA-Compatible"</span><span style="color: #ff0000"> content</span><span style="color: #0000ff">="IE=edge,chrome=1"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">title</span><span style="color: #0000ff">></span>圣杯布局<span style="color: #0000ff"></span><span style="color: #800000">title</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">style </span><span style="color: #ff0000">type</span><span style="color: #0000ff">="text/css"</span><span style="color: #0000ff">></span><span style="background-color: #f5f5f5; color: #800000"> body </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000">background-color</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> #ffffff</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> font-size</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">14px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> #hd, #ft </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000">padding</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">20px 3px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> background-color</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> #cccccc</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> text-align</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> center</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-lft, .bd-rgt, .bd-3-lr, .bd-3-ll, .bd-3-rr </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000">margin</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">10px 0</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> min-width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">400px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .main </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000">background-color</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> #03a9f4</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> color</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">#ffffff</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .aside, .aside-1, .aside-2 </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000">background-color</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> #00bcd4</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> color</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">#ffffff</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> p </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000">margin</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">0</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> padding</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">20px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> text-align</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> center</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #000000">}</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000"> 左侧栏固定宽度,右侧自适应 </span><span style="background-color: #f5f5f5; color: #008000">*/</span><span style="background-color: #f5f5f5; color: #800000"> .bd-lft </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> zoom</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">1</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> overflow</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">hidden</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> padding-left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">210px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-lft .aside </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> float</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">left</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">200px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> margin-left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">-100%</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000">= -100%</span><span style="background-color: #f5f5f5; color: #008000">*/</span><span style="background-color: #f5f5f5; color: #ff0000"> position</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">relative</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">-210px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000"> = -parantNode.paddingLeft </span><span style="background-color: #f5f5f5; color: #008000">*/</span><span style="background-color: #f5f5f5; color: #ff0000"> _left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> 0</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000">IE6 hack</span><span style="background-color: #f5f5f5; color: #008000">*/</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-lft .main </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> float</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">left</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">100%</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #000000">}</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000"> 右侧栏固定宽度,左侧自适应 </span><span style="background-color: #f5f5f5; color: #008000">*/</span><span style="background-color: #f5f5f5; color: #800000"> .bd-rgt </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> zoom</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">1</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> overflow</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">hidden</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> padding-right</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">210px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-rgt .aside </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> float</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">left</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">200px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> margin-left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">-200px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000"> = -this.width </span><span style="background-color: #f5f5f5; color: #008000">*/</span><span style="background-color: #f5f5f5; color: #ff0000"> position</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">relative</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> right</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">-210px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000"> = -parantNode.paddingRight </span><span style="background-color: #f5f5f5; color: #008000">*/</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-rgt .main </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> float</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">left</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">100%</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #000000">}</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000"> 左中右 三栏自适应 </span><span style="background-color: #f5f5f5; color: #008000">*/</span><span style="background-color: #f5f5f5; color: #800000"> .bd-3-lr </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> zoom</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">1</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> overflow</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">hidden</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> padding-left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">210px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> padding-right</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">210px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-3-lr .main </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> float</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">left</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">100%</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-3-lr .aside-1 </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> float</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> left</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">200px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> margin-left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> -100%</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> position</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">relative</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> -210px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> _left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> 210px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000">IE6 hack</span><span style="background-color: #f5f5f5; color: #008000">*/</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-3-lr .aside-2 </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> float</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> left</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">200px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> margin-left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> -200px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> position</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">relative</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> right</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> -210px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #000000">}</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000"> 都在左边,右侧自适应 </span><span style="background-color: #f5f5f5; color: #008000">*/</span><span style="background-color: #f5f5f5; color: #800000"> .bd-3-ll </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> zoom</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">1</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> overflow</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">hidden</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> padding-left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">420px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-3-ll .main </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> float</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">left</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">100%</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-3-ll .aside-1 </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> float</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> left</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">200px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> margin-left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> -100%</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> position</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">relative</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> -420px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> _left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> 0px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000">IE6 hack</span><span style="background-color: #f5f5f5; color: #008000">*/</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-3-ll .aside-2 </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> float</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> left</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">200px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> margin-left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> -100%</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> position</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">relative</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> -210px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> _left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> 210px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000">IE6 hack</span><span style="background-color: #f5f5f5; color: #008000">*/</span> <span style="background-color: #f5f5f5; color: #000000">}</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000"> 都在右边,左侧自适应 </span><span style="background-color: #f5f5f5; color: #008000">*/</span><span style="background-color: #f5f5f5; color: #800000"> .bd-3-rr </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> zoom</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">1</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> overflow</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">hidden</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> padding-right</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">420px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-3-rr .main </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> float</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">left</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">100%</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-3-rr .aside-1 </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> float</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> left</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">200px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> margin-left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> -200px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> position</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">relative</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> right</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> -210px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd-3-rr .aside-2 </span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> float</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> left</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">200px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> margin-left</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> -200px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> position</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">relative</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> right</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> -420px</span><span style="background-color: #f5f5f5; color: #000000">;</span> <span style="background-color: #f5f5f5; color: #000000">}</span> <span style="color: #0000ff"></span><span style="color: #800000">style</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">head</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">body</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">id</span><span style="color: #0000ff">="hd"</span><span style="color: #0000ff">></span>头部<span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="bd-lft"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="main"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">p</span><span style="color: #0000ff">></span>主内容栏自适应宽度<span style="color: #0000ff"></span><span style="color: #800000">p</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="aside"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">p</span><span style="color: #0000ff">></span>侧边栏固定宽度<span style="color: #0000ff"></span><span style="color: #800000">p</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="bd-rgt"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="main"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">p</span><span style="color: #0000ff">></span>主内容栏自适应宽度<span style="color: #0000ff"></span><span style="color: #800000">p</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="aside"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">p</span><span style="color: #0000ff">></span>侧边栏固定宽度<span style="color: #0000ff"></span><span style="color: #800000">p</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="bd-3-lr"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="main"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">p</span><span style="color: #0000ff">></span>主内容栏自适应宽度<span style="color: #0000ff"></span><span style="color: #800000">p</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="aside-1"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">p</span><span style="color: #0000ff">></span>侧边栏1固定宽度<span style="color: #0000ff"></span><span style="color: #800000">p</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="aside-2"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">p</span><span style="color: #0000ff">></span>侧边栏2固定宽度<span style="color: #0000ff"></span><span style="color: #800000">p</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="bd-3-ll"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="main"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">p</span><span style="color: #0000ff">></span>主内容栏自适应宽度<span style="color: #0000ff"></span><span style="color: #800000">p</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="aside-1"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">p</span><span style="color: #0000ff">></span>侧边栏1固定宽度<span style="color: #0000ff"></span><span style="color: #800000">p</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="aside-2"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">p</span><span style="color: #0000ff">></span>侧边栏2固定宽度<span style="color: #0000ff"></span><span style="color: #800000">p</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="bd-3-rr"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="main"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">p</span><span style="color: #0000ff">></span>主内容栏自适应宽度<span style="color: #0000ff"></span><span style="color: #800000">p</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="aside-1"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">p</span><span style="color: #0000ff">></span>侧边栏1固定宽度<span style="color: #0000ff"></span><span style="color: #800000">p</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">class</span><span style="color: #0000ff">="aside-2"</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">p</span><span style="color: #0000ff">></span>侧边栏2固定宽度<span style="color: #0000ff"></span><span style="color: #800000">p</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">div </span><span style="color: #ff0000">id</span><span style="color: #0000ff">="ft"</span><span style="color: #0000ff">></span>底部<span style="color: #0000ff"></span><span style="color: #800000">div</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">body</span><span style="color: #0000ff">></span> <span style="color: #0000ff"></span><span style="color: #800000">html</span><span style="color: #0000ff">></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span></span>
执行效果:
2.双飞翼布局
在不增加额外标签的情况下,圣杯布局已经非常完美,圣杯布局使用了相对定位,以后布局是有局限性的,而且宽度控制要改的地方也多,那么有没其他方法更加简洁方便呢?
在淘宝UED探讨下,增加多一个div就可以不用相对布局了,只用到了浮动和负边距,这就是我们所说的双飞翼布局。
<span style="color: #0000ff"><span style="color: #ff00ff">DOCTYPE html</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">html</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">head</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">meta </span><span style="color: #ff0000">charset</span><span style="color: #0000ff">="utf-8"</span> <span style="color: #0000ff">/></span> <span style="color: #0000ff"><span style="color: #800000">title</span><span style="color: #0000ff">></span>双飞翼布局<span style="color: #0000ff"></span><span style="color: #800000">title</span><span style="color: #0000ff">></span> <span style="color: #0000ff"><span style="color: #800000">style</span><span style="color: #0000ff">></span><span style="background-color: #f5f5f5; color: #800000"> body</span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000">padding</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">0</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000">margin</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">0</span><span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .header,.footer</span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000">width</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">100%</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000"> background</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> #666</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000">height</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">30px</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #ff0000">clear</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff">both</span><span style="background-color: #f5f5f5; color: #000000">;</span><span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .bd</span><span style="background-color: #f5f5f5; color: #000000">{</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000">padding-left:150px;</span><span style="background-color: #f5f5f5; color: #008000">*/</span> <span style="background-color: #f5f5f5; color: #008000">/*</span><span style="background-color: #f5f5f5; color: #008000">padding-right:190px;</span><span style="background-color: #f5f5f5; color: #008000">*/</span> <span style="background-color: #f5f5f5; color: #000000">}</span><span style="background-color: #f5f5f5; color: #800000"> .left</span><span style="background-color: #f5f5f5; color: #000000">{</span><span style="background-color: #f5f5f5; color: #ff0000"> background</span><span style="background-color: #f5f5f5; color: #000000">:</span><span style="background-color: #f5f5f5; color: #0000ff"> #E79F6D</span><span style="background-color: #f5f5f5; color"></span></span></span></span></span></span></span>

热AI工具

Undresser.AI Undress
人工智能驱动的应用程序,用于创建逼真的裸体照片

AI Clothes Remover
用于从照片中去除衣服的在线人工智能工具。

Undress AI Tool
免费脱衣服图片

Clothoff.io
AI脱衣机

AI Hentai Generator
免费生成ai无尽的。

热门文章

热工具

记事本++7.3.1
好用且免费的代码编辑器

SublimeText3汉化版
中文版,非常好用

禅工作室 13.0.1
功能强大的PHP集成开发环境

Dreamweaver CS6
视觉化网页开发工具

SublimeText3 Mac版
神级代码编辑软件(SublimeText3)

公众号网页更新缓存,这玩意儿,说简单也简单,说复杂也够你喝一壶的。你辛辛苦苦更新了公众号文章,结果用户打开还是老版本,这滋味,谁受得了?这篇文章,咱就来扒一扒这背后的弯弯绕绕,以及如何优雅地解决这个问题。读完之后,你就能轻松应对各种缓存难题,让你的用户始终体验到最新鲜的内容。先说点基础的。网页缓存,说白了就是浏览器或者服务器为了提高访问速度,把一些静态资源(比如图片、CSS、JS)或者页面内容存储起来。下次访问时,直接从缓存里取,不用再重新下载,速度自然快。但这玩意儿,也是个双刃剑。新版本上线,

本文讨论了使用HTML5表单验证属性,例如必需的,图案,最小,最大和长度限制,以直接在浏览器中验证用户输入。

本文展示了使用CSS为网页中添加有效的PNG边框。 它认为,与JavaScript或库相比,CSS提供了出色的性能,详细介绍了如何调整边界宽度,样式和颜色以获得微妙或突出的效果

本文讨论了html&lt; datalist&gt;元素,通过提供自动完整建议,改善用户体验并减少错误来增强表格。Character计数:159

本文讨论了HTML&lt; Progress&gt;元素,其目的,样式和与&lt; meter&gt;元素。主要重点是使用&lt; progress&gt;为了完成任务和LT;仪表&gt;对于stati

本文解释了HTML5&lt; time&gt;语义日期/时间表示的元素。 它强调了DateTime属性对机器可读性(ISO 8601格式)的重要性,并在人类可读文本旁边,增强Accessibilit

本文讨论了HTML&lt; meter&gt;元素,用于在一个范围内显示标量或分数值及其在Web开发中的常见应用。它区分了&lt; meter&gt;从&lt; progress&gt;和前
