Use animation effects to achieve layouts and effects similar to video calls

The html code is as follows:

<!DOCTYPE html>
<html>
<head>
    <title></title>
    <link rel="stylesheet" type="text/css" href="css/reset.css">
    <link rel="stylesheet" type="text/css" href="css/VideoBox.css">
    <script type="text/javascript" src="js/jquery.min.js"></script>
    <script type="text/javascript" src="js/VideoBox.js"></script>
</head>
<body>
    <div class="video_box">
        <!-- top start-->
        <div class="top_video">
            <div class="avatar_video"></div>
            <span class="title_video tit_close_com">He Dingding invites you to video chat</span>
            <span class="close_video tit_close_com" id="close_video">×</span>
        </div>        
        <!-- top end-->
        <!-- mid start-->
        <div class="mid_video">
            <img class="mid_img_video" src="images/left.png">
            <img src="images/midphone.png">
            <img class="mid_img_video" src="images/right.png">
        </div>
        <!-- mid start-->
        <!-- bottom start-->
        <div class="bottom_video">
            <a class="bottom_btn bottom_btn1" href="javascript:;">接听</a>
            <a class="bottom_btn bottom_btn2" href="javascript:;">拒绝</a>
        </div>
        <!-- bottom start-->
    </div>
</body>
</html>

The css code is as follows:

/* Video outermost box */
.video_box{
    width: 335px;
    height: 230px;
    background-color: #313131;
    position: absolute;
    right: 10px;
    bottom: 10px;
    border-radius: 5px;
    display: none;
}
/*top*/
.top_video{
    width: 230px;
    height: 58px;
    line-height: 58px;
    text-align: center;

}
.avatar_video {
    width: 34px;
    height: 34px;
    border-radius: 2px;
    background-color: yellow;
    display: inline-block;
    position: absolute;
    left: 15px;
    top: 12px;
    cursor: pointer;
}
.tit_close_com{
    font-size: 14px;
    color: white;
    font -family: 'Microsoft Yahei' ;    
    position: absolute;
}
.title_video{
    left: 62px;
}
.close_video{
    display: inline-block;
    width: 58px;
    height: 58px;
    text-align: center;
    font-size: 24px;
    top: 0px;
    right: 0px;
    cursor: pointer;
}
/*mid*/
.mid_video{
    text-align: center;
    position: relative;
    top: 20px;
}
.mid_video img{
    -webkit-animation:gogogo 3s infinite linear ;
}
.mid_img_video{
    position: relative;
    top: -10px;
}
/*bottom*/
a{
    list-style: none;
    color: white;
    font-size: 14px;

}
.bottom_video{
    width: 100%;
    height: 60px;
    position: absolute;
    bottom: 0px;
    left: 0px;
}
.bottom_btn {
    display: inline-block;
    width: 100px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    border-radius: 3px;
    position: absolute;
    bottom: 12px;
    cursor: pointer;
}
.bottom_btn1{
    background-color: #5ac43a;
    left: 54px;
}
.bottom_btn2{
    background-color: #e1615a;
    right: 54px;
}
 
 @-webkit-keyframes gogogo {
    0%{
        
       opacity: 0;
    
    }
    25%{
        opacity: 0.25;
    }
    50%{
        opacity: 0.5;
    }
    75%{
        opacity: 0.75;
    }
    100%{
        opacity: 1;
    }
}

js code is as follows:

1 $("body").ready(function(){
2     $('.video_box').slideDown(500);
3 });
4 $(function () {    
5     $('.video_box').on('click', '#close_video', function(event) {
6         $('.video_box').slideUp(500);
7     });
8 })

The effect is shown as follows:

Use animation effects to achieve layouts and effects similar to video calls

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