#loading {background-color: #37a;height: 100%;width: 100%;position: fixed;top: 0px;left: 0;z-index: 999;}
#loading dl {position: absolute; left: 50%; top: 50%; height: 20px; width: 120px; margin-top: -20px;margin-left: -60px;}
#loading dl dd {float: left;margin:0 10px;width: 20px;height: 20px;border-radius: 50% 50% 50% 50%;background-color: #fff;animation: item 1.5s infinite;}
#loading dl dd:nth-child(2) {animation-delay: 0.25s;}
#loading dl dd:nth-child(3) {animation-delay: 0.5s;}
@keyframes item {75%{transform: scale(0);}}