妙味云课堂之css：其他知识点汇总_html/css_WEB-ITnose

一. 热区

map 热区，area 点击区域
shape="circle" 圆型，coords="圆心点X，圆心点Y，圆的半径"
shape="rect" 矩形，coords="矩形左上角x，矩形左上角Y，矩形右下角X，矩形右下角Y"
shape="poly" 多边形，coords="第一个点X，第一个点Y，第二个点X，第二个点Y..."

<meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>热区</title><base target="_blank"><img  src="bigptr.jpg" usemap="#Map" alt="妙味云课堂之css：其他知识点汇总_html/css_WEB-ITnose" ><map name="Map">  <area shape="circle" coords="378,132,56" href="http://www.baidu.com">  <area shape="rect" coords="462,157,566,217" href="http://www.qq.com">  <area shape="poly" coords="227,251,186,220,168,221,159,234,147,258,141,283,146,300,153,  315,161,329,171,336,182,343,201,343,219,339,235,324,238,319,236,313,231,301,227,290,224,  280,224,272,224,268,226,261" href="http://www.sina.com.cn"></map>