.icon-arrow-down,.icon-bucket,.icon-fire{display:inline-block;background-image:url(../images/icon-sprites.png);background-repeat:no-repeat}.bold,.intro-box b,.tit{font-weight:700}.icon-arrow-down{background-position:-91px -111px;width:8px;height:7px}.icon-bucket{background-position:-25px -111px;width:16px;height:17px}.icon-fire{background-position:0 -111px;width:17px;height:22px}.icon-left_01,.icon-left_02{width:6px;height:9px;display:inline-block;background-image:url(../images/icon-sprites.png);background-repeat:no-repeat}.icon-left_01{background-position:0 -141px}.icon-left_02{background-position:-14px -141px}.icon-position{display:inline-block;background-image:url(../images/icon-sprites.png);background-position:-73px -111px;background-repeat:no-repeat;width:10px;height:12px}.icon-right_01,.icon-right_02{display:inline-block;background-image:url(../images/icon-sprites.png);background-repeat:no-repeat;width:6px;height:9px}.icon-right_01{background-position:-28px -141px}.icon-right_02{background-position:-42px -141px}#rocket,#rocket:hover,.icon-rocket_default,.icon-rocket_hover{width:78px;height:103px;display:inline-block;background-image:url(../images/icon-sprites.png);background-repeat:no-repeat}#rocket,.icon-rocket_default{background-position:0 0}#rocket:hover,.icon-rocket_hover{background-position:-86px 0}.icon-scope{display:inline-block;background-image:url(../images/icon-sprites.png);background-position:-49px -111px;background-repeat:no-repeat;width:16px;height:14px}.tit{font-size:18px;color:#2685f9;text-align:center;margin-bottom:10px}.activity-intro{padding:50px 0}.com-logo{margin:0 auto}.blue{color:#2685f9;font-size:18px}.center{text-align:center;font-size:18px}.bold{font-size:18px}#tab_4{line-height:30px;font-size:14px}.tab-cont .box{text-align:center}.tab-cont .tab-content a.active:after{content:"";display:block;position:absolute;left:-28px;bottom:-11px;width:160%;height:4px;background:#2685f9}.search-cont1 .text-box{margin-top:35px}.search-cont1 .text-box p{line-height:28px;text-indent:2rem}.rocket-cont{position:fixed;left:0;bottom:100px;z-index:99;width:100%;height:0}.rocket-cont .box{position:relative}#rocket{display:none;position:absolute;bottom:0;right:-143px;cursor:pointer}.intro-box{width:880px;margin:20px auto 0;font-size:16px;line-height:28px;text-indent:2rem}.intro-box p{margin-bottom:20px}.intro-box b{color:#2685f9}