.contentBox ul{display:-webkit-box;display:-ms-flexbox;display:flex;-ms-flex-wrap:wrap;flex-wrap:wrap}.contentBox ul li{width:calc(100% / 4 - 30px);border:1px solid #ccc;padding:20px;margin:0 15px}@media (max-width:1081px){.contentBox ul li{width:calc(100% / 2 - 30px);margin-bottom:20px}}@media (max-width:601px){.contentBox ul li{width:calc(100% / 1)}}.contentBox ul li h3{margin-bottom:10px}.contentBox ul li a.download{display:inline-block;font-size:13px;color:#df1617;border:1px solid #df1617;padding:8px 20px;text-transform:uppercase;margin-top:30px;margin-bottom:10px}.contentBox ul li a.download:hover{background-color:#df1617;color:#fff}