.ui-refresh .ui-refresh-up .ui-refresh-icon,
.ui-refresh .ui-refresh-down .ui-refresh-icon{
    display: inline-block;
    width: 25px;
    height: 25px;
    vertical-align: middle;
    background: url('./r-flip.png') no-repeat;
    -webkit-background-size: 25px 25px;
    -webkit-transition-property: -webkit-transform;
    -webkit-transition-duration: 400ms;
    -webkit-transition-timing-function: ease-in-out;
}

.ui-refresh .ui-refresh-down .ui-refresh-icon{
    -webkit-transform: rotate(180deg) translateZ(0);
}

.ui-refresh .ui-refresh-up .ui-refresh-flip{
    -webkit-transform: rotate(180deg) translateZ(0);
}

.ui-refresh .ui-refresh-down .ui-refresh-flip{
    -webkit-transform: rotate(0deg) translateZ(0);
}


.ui-refresh .ui-refresh-up .ui-loading,
.ui-refresh .ui-refresh-down .ui-loading{
    -webkit-transition-duration: 0ms;      /*停止flip动画*/
}