[Original] CSS Summary About HTML Part 2_html/css_WEB-ITnose
It is also written with xMind. I will upload the CSS DIV tomorrow. Summary: Today there is only CSS
But first let’s talk about the browser principle: There are many unknown modules but the core module of the page That’s all: (Please let me know if you need to add anything)
//==================== The following is a CSS summary, which is an overview Picture Bar========I have to say that the markup language is very powerful and very simple, and the parsing speed is also very fast==============
//======The following is a combination of div and css. The overview picture has not been sorted out yet. ====================
//------------------------------------- Html_Css.html --------------------------<!DOCTYPE HTML><html lang="en"><head> <meta charset="UTF-8"> <title>CSS属性引用综合举例-- 第一栏目的区块</title> <link rel="stylesheet" href="style.css" type="text/css" /> <link rel="stylesheet" href="" type="text/css" /></head><body><div id="wrapper"> <div class="tit"> <h3> <a href="">栏目标题</a> </h3> </div> <div class="list"> <ul> <li><a href="">第一个选项列表</a></li> <li><a href="">第二个选项列表</a></li> <li><a href="">第三个选项列表</a></li> <li><a href="">第四个选项列表</a></li> <li><a href="">第五个选项列表</a></li> <li><a href="">第六个选项列表</a></li> <li><a href="">第七个选项列表</a></li> <li><a href="">第八个选项列表</a></li> <li><a href="">第九个选项列表</a></li> <li><a href="">第十个选项列表</a></li> <li><a href="">第11个选项列表</a></li> <li><a href="">第12个选项列表</a></li> </ul> <div class="nav"></div> </div></div> </body></html>
//-------------------------- style.css ---z自己写的注释 见谅------------------------------body{ border : 10px solid red ; text-align : center;/*/这里是为了让IE居中，内部区块居中显示而专门设计 兼容性设计 这样设置有 内部所有的文字都居中了*/ font : 12px Arial,宋体；/* 设置字体为Arial 如果电脑没有此字体 就用宋体 代替*/}#wrapper { margin :0 auto; /* 代表wrapper框架与其父框架 之间的填充为 上下相距0像素 左右自动匹配像素 这样FF就会剧中对齐*/ border : 5px double green; width :300px ;/*wrapper的框架宽度是 300 像素*/ margin : 0 auto ; /* 代表wrapper框架与其父框架 之间的填充为 上下相距0像素 左右自动匹配像素 这样FF就会剧中对齐*/ padding : 0px ; /* 字体和wrapper框架之间的距离是0px*/ text-align : left; /*这里是为了刚才IE居中设置 产生的所有文字都居中显示一个补救措施，让文字按照正常 靠左显示&*/}/*内容为王 内容不可被遮挡 就像照相一样 人的头要露出来 浏览器会自动给内容显示的空间 如果自己设置大小会可能出现和与其不一样的效果*/.tit { float : left; width : 100%; height : 24px; background : url(./images/titbg.gif);}.tit h3 { margin : 0px; padding : 0px; line-height : 24px; /*能让该行内部的内容数值居中显示，如果行高和外部区块同样高的话 内容就会在外部区块中 垂直居中显示*/ font-size : 12px; /*字体大小*/ text-indent : 30px;/* 缩进30个像素点*/ background : url(./images/tittb.gif) no-repeat 3% 46%; /*no?repeat 不重复绘制 就是只绘制一次 3% 是在父的框子内水平 从左到右3%的位置 50% 就是水平 从上到下50%的距离 */}/*=========================头设计完成===============================*//*=========================设计下个div===============================*/.list{ width : 298px !important/* !important的意思L在非IE内核浏览器中的宽度 Ie不识别 这个标签*/ width : 300px ;/* 在IE浏览器中的宽度 是指IE浏览器内核 ：trident webkit：苹果 Firefox */ float : left;/* 浮动起来 向左靠*/ border : 2px solid #d7d7d0; border-top : 0px;/* 上边框消失*/}.list ul{ /*关联选择符*/ float : left; list-style-type : none; margin : 0px; padding : 0px;}.list ul li { float : left;/*!!!!!!div的浮动有继承关系 而其他元素标签没有!!!!!!*/ line-height : 20px; width :40%; margin : 0px 5px ; /*左右为0px 上下分别五个像素点*/ background : url(./images/sidebottom.gif) repeat-x 0 bottom ;/* 沿着x轴重复绘制 以0点开始 底部*/}.list ul li a { padding-left : 12px; background : url(./images/bullet.gif) no-repeat 0 50%;}.nav{ border :2px solid #99f; height : 5px; width:99%; float: left; overflow: hidden;/*在ie中规定 div的最小高度不能小于18px hidden 是将超出的部分隐藏*/}a.link,a.visited{ text-decoration : none; //文字装饰 color : #888;}a:hover { position: relative; top : 1px; left : 1px; text-decoration : underline; color : red;}Rendering:
Some of them are routine:
This ensures compatibility in all types of browsers<2> Generally, the wrapper is set to the first div layer with a width of 966px; and the floating div will be sorted out tomorrow. Come out
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