.lunpan_color{width:100%;height:100%;position:fixed;left:0;top:0;z-index:100;opacity:.7;background-color:#000;transition:opacity .5s;}
.lunpan{width:170px;height:170px;margin:0 auto;position:fixed;top:40%;left:50%;z-index:105;margin-left:-85px;vertical-align:middle;}
.lunpan img:nth-of-type(1){width:170px;height:170px;-webkit-animation: rotate 4s linear infinite;animation: rotate 4s linear infinite;}
.lunpan img:nth-of-type(2){width:20px;height:140px;position:fixed;top:42%;left:50%;margin:0 auto;margin-left:-10px;animation: rotate2 4s linear infinite;}
@-webkit-keyframes rotate2{
    0%{
        -webkit-transform:rotate(0deg);
        transform:rotate(0deg);
    }
    100%{
        -webkit-transform:rotate(-360deg);
        transform:rotate(-360deg);
    }
}
@-webkit-keyframes rotate{
    0%{
        -webkit-transform:rotate(0deg);
        transform:rotate(0deg);
    }
    100%{
        -webkit-transform:rotate(360deg);
        transform:rotate(360deg);
    }
}