.dropload-up,.dropload-down{position: relative;height: 0;overflow: hidden;font-size: 15px;-webkit-transform:translateZ(0);transform:translateZ(0);}
.dropload-down{height: 50px;}
.dropload-refresh,.dropload-update,.dropload-load,.dropload-noData{ height: 50px;line-height: 50px;text-align: center;}
.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 0.75s linear infinite; animation: rotate 0.75s 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);
    }
}