.dropload-up,.dropload-down{position:relative;height:0;overflow:hidden;-webkit-transform:translate3d(0,0,0);transform:translate3d(0,0,0)}.dropload-refresh,.dropload-update,.dropload-load{position:absolute;left:50%;bottom:0;width:100%;height:50px;line-height:50px;text-align:center;-webkit-transform:translate(-50%,0);transform:translate(-50%,0)}.dropload-down .dropload-refresh,.dropload-down .dropload-update,.dropload-down .dropload-load{top:0;bottom:auto}.dropload-load .loading{display:inline-block;height:15px;width:15px;border-radius:100%;margin:6px;border:2px solid #666;border-bottom-color:transparent;vertical-align:middle;-webkit-animation:rotate .75s linear infinite;animation:rotate .75s linear infinite}@-webkit-keyframes rotate{0%{-webkit-transform:rotate(0deg)}50%{-webkit-transform:rotate(180deg)}100%{-webkit-transform:rotate(360deg)}}@keyframes rotate{0%{transform:rotate(0deg)}50%{transform:rotate(180deg)}100%{transform:rotate(360deg)}}