.home-videobox{padding-top:3%;}
.home-videobox ul{display:flex;flex-wrap:wrap;justify-content: space-between;}
.home-videobox ul li{width:32%;}
@media (max-width:768px){.home-videobox{padding-top:30px;}
.home-videobox ul li{width:100%;}
.home-videobox ul li:nth-child(n+2){margin-top: 15px;}}