效果图:

 

纯CSS实现描边飞入飞出-歪歪喂

 

html代码:

<style>
    * {
        padding: 0;
        margin: 0;
    }

    body {
        background: #f0f0f0;
        color: #000;
    }

    div {
        width: 240px;
        height: 60px;
        padding: 70px 30px;
        cursor: pointer;
        box-shadow: 0 15px 10px #ddd;
        background: #fff;
        position: absolute;
        z-index: 10;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        margin: auto;
        transition: 1s all linear;
    }

    div:hover {
        top: -50px;
    }

    i {
        display: block;
        height: 5px;
        background: #000;
        width: 0;
        position: absolute;
        z-index: 10;
        top: 0;
    }

    i.i01 {
        transition: 0;
        left: 0;
    }

    div:hover i.i01 {
        width: 100%;
        transition: 0.5s all linear;
    }

    i.i02 {
        transition: 0.5s all linear;
        right: 0;
    }

    div:hover i.i02 {
        width: 100%;
        transition: 0s all 0.5s linear;
    }

    i.i03 {
        width: 100%;
        left: 0;
        background: #f90;
        z-index: 5;
    }

    span {
        display: block;
        width: 100%;
        line-height: 30px;
    }

    .title {
        font-size: 24px;
    }

    .text {
        font-size: 14px;
        color: #999;
    }
    </style>
    <div>
        <i class="i01"></i>
        <i class="i02"></i>
        <i class="i03"></i>
        <span class="title">Just title</span>
        <span class="text">This is a text.</span>
    </div>