.tck{position: absolute; top:40px; left:-50px; background:#fff;box-shadow:0px 0px 7px #dedede;-moz-box-shadow: 0px 0px 7px #dedede;-webkit-box-shadow: 0px 0px 7px #dedede;box-shadow: 0 0 7px rgba(0,0,0,.2);    padding: 20px;
    z-index: 99999; width:973px;  display:none;}

.tck li{font-size:14px !important;  width: 30% !important;}
.xssjx{     width: 0;
    height: 0;
    border-width: 0 10px 10px;
    border-style: solid;
    border-color: transparent transparent #f1f1f1;
    /* margin: 40px auto; */
    position: relative;
    margin-top: -10px; display:none;}
.xssjx span{    display:block;
     display: block;
    width: 0;
    height: 0;
    border-width: 0 8px 9px;
    border-style: solid;
    border-color: transparent transparent #fff;
    position: absolute;
    top: 1px;
    left: -8px;
    z-index: 999999;}