仿海棠学院列表效果

<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <link rel="stylesheet" href="css/2.css"/>
</head>
<body>
<div class="show-list">
    <h1>我是标题</h1>
    <ul>
        <li>
            <div>
                <span>放下盲目的自信，去找一位好教练</span>
            </div>
        </li>
        <li>
            <div>
                放下盲目的自信，去找一位好教练
            </div>
        </li>
        <li>
            <div>
                放下盲目的自信，去找一位好教练
            </div>
        </li>
        <li>
            <div>
                放下盲目的自信，去找一位好教练
            </div>
        </li>
    </ul>
</div>
</body>
</html>

html

@import "public.css";
.show-list{
    width:400px;
    margin:20px auto;
    border-radius:10px;
    background:#3a404d;
}
.show-list h1{
    padding:10px;
    color:#fff;
    font-size: 22px;
}
.show-list ul{
    counter-reset: show-list;/*计数器*/
}
.show-list li{
    position:relative;
    width:100%;
    font-size:16px;
    counter-increment: item;/*计数器*/
    color:#fff;
    background: green;
    cursor: pointer;
    z-index:100;
    transition:all 0.3s linear
}
.show-list li:last-child{
    border-radius:0 0 10px 10px;
}
.show-list li div{
    padding:20px 50px;
}
.show-list li:before{
    content: counter(item)/*"."*/;/*计数器*/
    display: block;
    position:absolute;
    left:20px;
    top:50%;
    margin-top:-10px;
    width:20px;
    height:20px;
    line-height:20px;
    text-align:center;
    border-radius:50%;
    color:#0b391a;
    background:#fff;
}
.show-list li:after{
    content:">";
    position:absolute;
    right:16px;
    top:50%;
    margin-top:-5px;
    width:10px;
    height:10px;
    line-height:10px;
    text-align:center;
    color:#0b391a;
}
.show-list li:hover{
    transform:scaleX(1.03)
}
.show-list li div:before,.show-list li div:after{
    position:absolute;
    z-index:10;
    content: "";
    width:0;
    height:0;
}
.show-list li:nth-child(1) div:before,.show-list li:nth-child(1) div:after{
    bottom: -10px;
    border-top: 10px solid green;
}
.show-list li:nth-child(2) div:before,.show-list li:nth-child(2) div:after{
    bottom:-6px;
    border-top: 6px solid green;
}
.show-list li:nth-child(3) div:before,.show-list li:nth-child(3) div:after{
    bottom:-2px;
    border-top: 2px solid green;
}
.show-list li:nth-child(4) div:before,.show-list li:nth-child(4) div:after{
    top:-6px;
    border-bottom: 6px solid green;
}
.show-list li:nth-child(1) div:before{
    left: 0;
    border-left: 10px solid transparent;
}
.show-list li:nth-child(1) div:after{
    right: 0;
    border-right: 10px solid transparent;
}
.show-list li:nth-child(2) div:before{
    left: 0;
    border-left: 6px solid transparent;
}

.show-list li:nth-child(2) div:after{
    right: 0;
    border-right: 6px solid transparent;
}
.show-list li:nth-child(3) div:before{
    left: 0;
    border-left: 6px solid transparent;
}
.show-list li:nth-child(3) div:after{
    right: 0;
    border-right: 6px solid transparent;
}
.show-list li:nth-child(4) div:before{
    left: 0;
    border-left: 6px solid transparent;
}
.show-list li:nth-child(4) div:after{
    right: 0;
    border-right: 6px solid transparent;
}

2.css