.part7 {overflow:hidden;}
      .part7 .zone-desc3 .format {float:left;}
      .part7 .zone-desc3 .sub-nav {float:right;margin-top:33px;padding-right:3px;}
      .part7 .zone-desc3 .sub-nav-item {float:left;}
      .part7 .zone-desc3 .sub-nav-item:nth-child(n+2) {margin-left:18.66px;}
      .part7 .zone-desc3 .sub-nav-item a {width:94px;height:23px;text-align:left;text-indent:-999px;transition:transform 0.3s ease 0s;background:url("https://ats.taiwan.cn/homepage2021/images/bg_chnls.png?v=1.0.1.5") center -37px no-repeat;background-size:100% auto;overflow:hidden;}
      .part7 .zone-desc3 .sub-nav-item:nth-child(1) a {background-position:center top;}
      .part7 .zone-desc3 .sub-nav-item:nth-child(2) a {background-position:center -46px;}
      .part7 .zone-desc3 .sub-nav-item:nth-child(3) a {background-position:center -94px;}
      .part7 .zone-desc3 .sub-nav-item:nth-child(4) a {background-position:center -140px;}
      .part7 .zone-desc3 .sub-nav-item:nth-child(5) a {background-position:center -280px;}
      .part7 .zone-desc3 .sub-nav-item:nth-child(6) a {background-position:center -235px;}
      .part7 .zone-desc3 .sub-nav-item:hover a {transform:scale(1.05);}