.cf:before,.cf:after{content:"";display:table}.cf:after{clear:both}.sport_live .week_box .now,.week_box .next,.week_box .pre,.icon4,.btn-play,.arrow_left{background:url('http://static9.pplive.cn/cms/macrocms/sports/v_20141024162405/images/icon-s3be49b2217.png') no-repeat}.sport_live .week_box .now{width:70px;height:35px;background-position:0 -22px;display:inline-block}.sport_live .week_box .now:hover{background-position:0 -22px}.week_box .next{width:35px;height:35px;background-position:0 -69px;display:block}.week_box .pre{width:35px;height:35px;background-position:0 -104px;display:block}.icon4{width:11px;height:12px;background-position:0 -161px;display:inline-block}.btn-play{width:22px;height:22px;background-position:0 0;display:inline-block}.btn-play:hover{background-position:0 -139px}.arrow_left{width:8px;height:12px;background-position:0 -57px;display:inline-block}