.special_broadcast_vertical { width: 336px; height: 430px; margin: 0px auto; position: relative; overflow: hidden;}
.upward_nav_top { opacity:0; width:40px; height: 40px;position: absolute;top: 0;z-index: 99;left: 143px;background: url(../png/icon_jiantou_top.png) center center no-repeat;}
.special_broadcast_vertical:hover .upward_nav_top { opacity:1;}
.special_roll_zx_com { width: 336px; height: 456px;}
.special_roll_zx_com li { width: 336px; height: 228px; display: block;}
.special_roll_zx_com li a { width: 336px; height: 202px; display: block; margin-bottom: 26px;}
.special_roll_zx_com li a img { width: 336px; height: 202px; display: block;}
.down_nav_bottom { opacity:0;width:40px; height: 40px;position: absolute;bottom: 0;z-index: 99;left: 143px;background: url(../png/icon_jiantou_bottom.png) center center no-repeat;}
.special_broadcast_vertical:hover .down_nav_bottom { opacity:1;}
/*专题纵向滚动大*/

.askci_special_broadcast_vertical { width: 279px; height: 532px; margin: 0px auto; position: relative; overflow: hidden;}
.askci_upward_nav_top { opacity:0; width:40px; height: 40px;position: absolute;top: 0;z-index: 99;left: 113px;background: url(../png/icon_jiantou_top.png) center center no-repeat;}
.askci_special_broadcast_vertical:hover .askci_upward_nav_top { opacity:1;}
.askci_special_roll_zx_com { width: 279px; height: 546px;}
.askci_special_roll_zx_com li { width: 279px; height: 182px; display: block;}
.askci_special_roll_zx_com li a { width: 279px; height: 168px; display: block; margin-bottom: 14px;}
.askci_special_roll_zx_com li a img { width: 279px; height: 168px; display: block;}
.askci_down_nav_bottom { opacity:0;width:40px; height: 40px;position: absolute;bottom: 0;z-index: 99;left: 113px;background: url(../png/icon_jiantou_bottom.png) center center no-repeat;}
.askci_special_broadcast_vertical:hover .askci_down_nav_bottom { opacity:1;}
/*专题纵向滚动小*/