machinecat520
/
zj-Exercise


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>京东的轮播图练习</title>
    <link rel="stylesheet" href="../day07/css/reset.css">
    <style>
        .img-list{
            width: 590px;
            height: 470px;
            margin: 100px auto;
            /* 
                为ul开启相对定位，目的是使ul中的pointer可以相对于ul定位，
                    而不是相对于初始包含块（html）去定位
            */
            position: relative;
        }

        /* 设置li */
        .img-list li{
            position: absolute;
        }

        /* 通过修改元素的层级来显示指定的图片 */
        .img-list li:nth-child(1){
            z-index: 1;
        }

        /* 设置导航点的样式 */
        .pointer{
            position: absolute;
            z-index: 9999;
            bottom: 20px;
            left: 40px;
        }
        .pointer a{
            /* 设置元素向左浮动 */
            float: left;
            width: 10px;
            height: 10px;
            margin-left: 4px;
            border-radius: 50%;
            background-color: rgba(255,255,255,.3);
            /* 将背景颜色值设置到内容区，边框和内边距不再有背景颜色 */
            background-clip: content-box;
            border: 2px solid transparent;
        }
        .pointer a.active,
        .pointer a:hover{
            background-color: #fff;
            border: 4px solid rgba(255,255,255,.3);
        }

    </style>
</head>
<body>
    <ul class="img-list">
        <li><a href="javascript:;"><img src="images/01.jpg"></a></li>
        <li><a href="javascript:;"><img src="images/02.jpg"></a></li>
        <li><a href="javascript:;"><img src="images/03.jpg"></a></li>
        <li><a href="javascript:;"><img src="images/04.jpg"></a></li>
        <li><a href="javascript:;"><img src="images/05.jpg"></a></li>
        <li><a href="javascript:;"><img src="images/06.jpg"></a></li>

        <div class="pointer">
            <a class="active" href="javascript:;"></a>
            <a href="javascript:;"></a>
            <a href="javascript:;"></a>
            <a href="javascript:;"></a>
            <a href="javascript:;"></a>
            <a href="javascript:;"></a>
        </div>

    </ul>
</body>
</html>