日期:2014-05-17  浏览次数:20687 次

CSS基础二
<html>
<head>
<title>div 标记范例</title>
<style type="text/css">
<!--
div{
	font-size:18px;						/* 字号大小 */
	font-weight:bold;					/* 字体粗细 */
	font-family:Arial;					/* 字体 */
	color:#FFEEEE;						/* 颜色 */
	background-color:#001166;			/* 背景颜色 */
	text-align:center;					/* 对齐方式 */
	width:300px;						/* 块宽度 */
	height:100px;						/* 块高度 */
}
-->
</style>
</head>
<body>
	<div>
	这是一个div标记
	</div>
</body>
</html>



<html>
<head>
<title>div与span的区别</title>
</head>
<body>
	<p>div标记不同行:</p>
	<div><img src="lotus.jpg" border="0"></div>
	<div><img src="lotus.jpg" border="0"></div>
	<div><img src="lotus.jpg" border="0"></div>
	<p>span标记同一行:</p>
	<span><img src="lotus.jpg" border="0"></span>
	<span><img src="lotus.jpg" border="0"></span>
	<span><img src="lotus.jpg" border="0"></span>
</body>
</html>



<html>
<head>
<title>float属性</title>
<style type="text/css">
<!--
body{
	margin:15px;
	font-family:Arial;
	font-size:12px;
}
.father{
	background-color:#fffea6;
	border:1px solid #111111;
	padding:25px;				/* 父块的padding */
}
.son1{
	padding:10px;				/* 子块son1的padding */
	margin:5px;					/* 子块son1的margin */
	background-color:#70baff;
	border:1px dashed #111111;
	float:left;					/* 块son1左浮动 */	
}
.son2{
	padding:5px;
	margin:0px;
	background-color:#ffd270;
	border:1px dashed #111111;
}
-->
</style>
</head>
<body>
	<div class="father">
		<div class="son1">float1</div>
		<div class="son2">float2</div>
	</div>
</body>
</html>


<html>
<head>
<title>position属性</title>
<style type="text/css">
<!--
body{
	margin:10px;
	font-family:Arial;
	font-size:13px;
}
#father{
	background-color:#a0c8ff;
	border:1px dashed #000000;
	position:relative;
	width:100%;
	height:100%;
}
#block{
	background-color:#fff0ac;
	border:1px dashed #000000;
	padding:10px;
	position:absolute;		/* absolute绝对定位 */
	left:20px;				/* 块的左边框离页面左边界20px */
	top:40px;				/* 块的上边框离页面上边界40px */
}
-->
</style>
</head>
<body>
	<div id="father">
		<div id="block">absolute</div>
	</div>
</body>
</html>


<html>
<head>
<title>position属性</title>
<style type="text/css">
<!--
body{
	margin:10px;
	font-family:Arial;
	font-size:13px;
}
#father{
	background-color:#a0c8ff;
	border:1px dashed #000000;
	width:100%; height:100%;
	padding:5px;
}
#block1{
	background-color:#fff0ac;
	border:1px dashed #000000;
	padding:10px;
	position:relative;		/* relative相对定位 */
	left:15px;				/* 子块的左边框距离它原来的位置15px */
	top:10%;
}
-->
</style>
</head>
<body>
	<div id="father">
		<div id="block1">relative</div>
	</div>
</body>
</html>


<html>
<head>
<title>z-index属性</title>
<style type="text/css">
<!--
body{
	margin:10px;
	font-family:Arial;
	font-size:13px;
}
#block1{
	background-color:#fff0ac;
	border:1px dashed #000000;
	padding:10px;
	position:absolute;
	left:20px;
	top:30px;
	z-index:1;					/* 高低值1 */
}
#block2{
	background-color:#ffc24c;
	border:1px dashed #000000;
	padding:10px;
	position:absolute;
	left:40px;
	top:50px;
	z-index:0;					/* 高低值0 */
}
#block3{
	background-color:#c7ff9d;
	border:1px dashed #000000;
	padding:10px;
	position:absolute;
	left:60px;
	top:70px;
	z-index:-1;					/* 高低值-1 */
}
-->
</style>
</head>
<body>
	<div id="block1">AAAAAAAA