day6 淘宝定位

<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Shunfeng</title>
  <style>
    * {
        margin: 0;
        padding: 0;
    }
    li {
        list-style: none;
    }
    .tb {
        width: 520px;
        height: 280px;
        margin: 100px auto;
        position: relative;
    }
    .tb a {
        width: 24px;
        height: 36px;
        display: block;
        position:absolute;
        top:50%;
        margin-top: -18px;
    }
    .left {
        left:0;
        background:url(images/left.png) no-repeat;

    }
    .right {
       right:0;
       background:url(images/right.png) no-repeat; 

    }
    .tb ul {
        width: 70px;
        height: 13px;
        background-color: red;
       position: absolute;
       bottom: 20px;
       left:50%;  
       /* 走父容器的一半 */
       margin-left: -35px;
       /* 走自己的一半 */
       background-color:rgba(255,255,255,.3);
       border-radius: 5px;
    }
    .tb ul li {
        width: 8px;
        height: 8px;
        background-color: #fff;
        float: left;
        margin: 3px;
        border-radius: 50%;
    }
    .tb.current {
        background-color:#f40;      
    }
  </style>
</head>
<body>
    <div  class="tb">
        <img src="images/tb.jpg"alt="">
        <a href="" class="left"></a>
        <a href="" class="right"></a>
        <ul>
            <li class="current"></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
        </ul>
    </div>
    
</body>
</html>

效果图如下:

 注意几个问题:

一个是定位的问题,另一个是优先级的问题。

猜你喜欢

转载自www.cnblogs.com/fhtax/p/12219233.html