.kfb_support_header{background:url(/images_2016/kfb_support/support-new-banner.jpg) no-repeat center;background-size:cover;min-height:7.75rem;text-align:center;padding-top:2rem;position:relative;z-index:10}.kfb_support_header h1{font-size:1.25rem;line-height:1.4rem;margin-bottom:0.25rem;color:#fff}.kfb_support_header .des{font-size:0.55rem;color:#fff;margin-bottom:1.8rem}.kfb_support_header .search_box{padding-bottom:1.7rem}.kfb_support_header .search_box .select{display:inline-block;*display:inline;*zoom:1;width:4.975rem;height:1.35rem;background-color:#ebebeb;border-radius:0.125rem 0 0 0.125rem;vertical-align:top;position:relative;cursor:pointer}.kfb_support_header .search_box .select .arrow{border:0.25rem solid transparent;border-top-color:#2f2f2f;display:inline-block;width:0;height:0;overflow:hidden;position:absolute;right:0.25rem;top:0.55rem}.kfb_support_header .search_box .select .s_t{line-height:1.35rem;height:1.35rem;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;display:block;margin:0 1.25rem 0 0.5rem}.kfb_support_header .search_box .select .s_d{background-color:#fff;position:absolute;top:1.35rem;left:0;width:100%;color:#007eeb;padding:0.25rem 0;text-align:left;display:none;border:0.025rem solid #dcdcdc;box-shadow:0rem 0rem 0.125rem #dcdcdc}.kfb_support_header .search_box .select .s_d span{display:block;line-height:0.4rem;padding:0.225rem 0.45rem;cursor:pointer}.kfb_support_header .search_box .select .s_d span:hover{background-color:#ebebeb}.kfb_support_header .search_box .select.current{border-radius:0.125rem 0 0 0}.kfb_support_header .search_box .select.current .s_d{display:block}.kfb_support_header .search_box .input{display:inline-block;*display:inline;*zoom:1;width:13rem;vertical-align:top;background-color:#fff;border-left:0.05rem solid #f38a01}.kfb_support_header .search_box .input input{height:1.35rem;line-height:1.35rem;width:12rem;font-size:0.45rem}@media (max-width: 1000px){.kfb_support_header .search_box .input{width:5rem}.kfb_support_header .search_box .input input{width:4.75rem}}.kfb_support_header .search_box .button{display:inline-block;width:2.625rem;line-height:1.35rem;height:1.35rem;background-color:#f38a01;color:#fff;vertical-align:top;cursor:pointer;font-size:0.45rem;font-weight:bold;border-radius:0 0.125rem 0.125rem 0;font-family:inherit}.kfb_support_header .link{text-align:center;color:#fff}.kfb_support_header .link .iconfont{margin-right:0.125rem;font-size:0.3rem}.kfb_support_header .link a{color:#fff;border-bottom:0.025rem solid #fff;text-decoration:none}.kfb_support_probox{padding:1.5rem 0 1.75rem 0;margin-left:0.05rem}.kfb_support_probox .wrap_1200{max-width:1080px}.kfb_support_probox.top15{padding-top:0.375rem}.kfb_support_probox .title{font-size:.55rem;margin-bottom:.5rem;font-weight:bold}.kfb_support_probox .checkbox .box{float:left;width:19.2%;margin:0 1% 0.1rem -0.05rem;border:0.025rem solid #dadce0;text-align:center;padding:0.7rem 0 0.3rem 0;position:relative;vertical-align:top;cursor:pointer;transition:200ms;border-radius:.375rem}.kfb_support_probox .checkbox .box.current{background-color:#f2f2f2;border-bottom-color:#f2f2f2;padding-bottom:0.5rem;border-radius:.375rem .375rem 0 0}.kfb_support_probox .checkbox .box:last-child,.kfb_support_probox .checkbox .box.last{margin-right:0}.kfb_support_probox .checkbox .box .iconfont{color:#0288ff;font-size:1.15rem;line-height:1.25rem;display:block;margin-bottom:0.1rem}.kfb_support_probox .checkbox .box .t{font-size:0.35rem;max-width:5rem;margin:0 auto;height:0.5rem}@media (max-width: 750px){.kfb_support_probox .checkbox .box .t{height:auto}}.kfb_support_probox .checkbox .box:hover{box-shadow:1px 1px 10px #ddd;background-color:#f2f2f2}.kfb_support_probox .checkbox .box.current:hover{box-shadow:none}.kfb_support_probox .check_content{background-color:#f2f2f2;border:0.025rem solid #dadce0;padding:0.75rem 1rem 1.25rem 1rem;margin:-0.15rem 0 0.375rem -0.05rem}.kfb_support_probox .check_content .t{font-size:0.6rem;margin-bottom:0.5rem}.kfb_support_probox .check_content .d{margin-bottom:0.75rem}.kfb_support_probox .check_content .word{float:left;width:40%}.kfb_support_probox .check_content .word .box{display:inline-block;width:3.65rem;background-color:#fff;vertical-align:top;color:#2f2f2f;margin:0 0.5rem 0.5rem 0;padding:0.25rem 0;min-height:1.25rem;text-align:center}.kfb_support_probox .check_content .word .box .icon{display:block;width:1rem;height:1rem;margin:0 auto;background:url(/images_2016/kfb_support/support-new-list-menu.png) no-repeat 0.15rem 0.1rem;background-size:5.75rem 0.75rem}.kfb_support_probox .check_content .word .box .icon.no2{background-position:-0.9rem 0.1rem}.kfb_support_probox .check_content .word .box .icon.no3{background-position:-1.9rem 0.1rem}.kfb_support_probox .check_content .word .box .icon.no4{background-position:-2.875rem 0.1rem}.kfb_support_probox .check_content .word .box .icon.no5{background-position:-3.875rem 0.1rem}.kfb_support_probox .check_content .word .box .icon.no6{background-position:-4.95rem 0.1rem}.kfb_support_probox .check_content .word .box span{display:block;line-height:0.5rem}.kfb_support_probox .check_content .word .box:hover{text-decoration:none}.kfb_support_probox .check_content .video{float:right;width:60%;min-height:7.75rem;max-width:14rem;background:#000 url(/images_2016/loading_1.gif) no-repeat center}.kfb_support_probox .check_content .video iframe{max-width:100%}@media (max-width: 1000px){.kfb_support_probox .check_content .word,.kfb_support_probox .check_content .video{width:auto;float:none;text-align:center}}.kfb_support_tool{background:url(/images_2016/kfb_support/support-new-bg.jpg) no-repeat center;background-size:cover;min-height:7.125rem;padding:2rem 0}.kfb_support_tool .box{background-color:#000;background-color:rgba(0,0,0,0.7);display:inline-block;color:#fff;width:16.2%;margin:0 0.2%;text-align:center;padding:2rem 0 0.5rem 0;min-height:4.75rem;font-size:0.55rem;vertical-align:top;transition:400ms}.kfb_support_tool .box:hover{text-decoration:none}.kfb_support_tool .box .icon{background:url(/images_2016/kfb_support/support-new-list-menu2-all.png) no-repeat 0.4rem 0.075rem;background-size:12.5rem 12.5rem;display:block;margin:0 auto;width:2.5rem;height:1.75rem;margin-bottom:0.375rem}.kfb_support_tool .box .icon.no2{background-position:0.375rem -1.825rem}.kfb_support_tool .box .icon.no3{background-position:0.4rem -3.75rem}.kfb_support_tool .box .icon.no4{background-position:0.35rem -5.625rem}.kfb_support_tool .box .icon.no5{background-position:0.35rem -7.45rem}.kfb_support_tool .box .icon.no6{background-position:.35rem -9.3rem}.kfb_support_tool .box:hover{transform:translate(0, -0.25rem)}@media (max-width: 750px){.kfb_support_tool{text-align:center}.kfb_support_tool .box{width:30%;padding:2rem 0.2rem 0.3rem 0.1rem;margin-bottom:0.2%}}.kfb_search_result{padding:2rem 0 1rem 0}.kfb_search_result .title{font-size:.95rem;line-height:1.25rem;text-align:center;margin-bottom:.125rem;text-align:center}.kfb_search_result .des{font-size:.45rem;text-align:center;max-width:30rem;text-align:center}.kfb_search_result .t{font-size:0.65rem;line-height:0.75rem;margin:0.75rem 0 1.25rem 0;border-bottom:0.025rem solid #ebebeb;position:relative}.kfb_search_result .t span{position:relative;top:0.375rem;background-color:#fff;display:inline-block;padding-right:0.25rem}.kfb_search_result .t a{position:absolute;right:0rem;top:0rem;font-size:0.4rem;font-weight:normal;top:0.375rem;background-color:#fff;display:inline-block;padding-left:0.25rem}.kfb_search_result .faq_list{margin-bottom:1.5rem}.kfb_search_result .faq_list li{font-size:0.5rem;position:relative;padding-left:0.7rem;margin-bottom:0.375rem;cursor:pointer;color:#007eeb}.kfb_search_result .faq_list li p{font-size:16px;color:#808080;display:none;color:#2f2f2f}.kfb_search_result .faq_list li:before{content:'\e612';position:absolute;left:0;top:0.05rem}.kfb_search_result .faq_list li.current:before{content:'\e8ef'}.kfb_search_result .online_box{margin-bottom:1.25rem}.kfb_search_result .online_box .box{margin-bottom:0.375rem}.kfb_search_result .online_box .this_t{font-size:0.45rem;line-height:0.5rem}.kfb_search_result .online_box .this_d{font-size:0.35rem;line-height:0.45rem;margin-bottom:0.2rem;color:#009933}.kfb_search_result .online_box .this_d a{color:#009933}.kfb_search_result .online_box .word{margin-bottom:0.5rem}.kfb_search_result .knowledeg_box{margin-bottom:1.25rem}.kfb_search_result .knowledeg_box .box{padding:0.625rem;border-top:0.025rem solid #f5f5f5}.kfb_search_result .knowledeg_box .box:nth-child(2n+1){background-color:#f5f5f5}.kfb_search_result .knowledeg_box .box .this_t a{font-size:0.55rem}.kfb_search_result .knowledeg_box .box .this_t font{color:#969696;font-size:0.35rem}.kfb_search_result .empty{text-align:center}.kfb_search_result .empty .empty_t{font-weight:bold;font-size:26px;line-height:32px;margin:30px 0 20px 0}.kfb_search_result .empty .empty_d{font-size:20px}.kfb_video_tutorials .box{float:left;width:23%;margin-right:2.6666666667%;margin-right:2% \0;*margin-right:2%;position:relative}.kfb_video_tutorials .box.last{margin-right:0}.kfb_video_tutorials .box:nth-child(4n){margin-right:0}.kfb_video_tutorials .box .arrow{position:absolute;bottom:-0.9rem;left:0rem;width:100%;line-height:0.65rem;text-align:center;display:none}.kfb_video_tutorials .box.current .arrow{display:block}.kfb_video_tutorials .box .img{cursor:pointer}.kfb_video_tutorials .box .img img{max-width:100%;height:auto}.kfb_video_tutorials .box p{margin-top:0.375rem}.kfb_video_tutorials .pay_box{padding:1.125rem 5%;background-color:#2f2f2f;color:#fff;margin-top:0.75rem;margin-bottom:1.75rem;position:relative;display:none}.kfb_video_tutorials .pay_box .close{position:absolute;right:0.5rem;top:0.5rem;cursor:pointer;width:1rem;line-height:1rem;text-align:center;font-size:0.75rem}.kfb_video_tutorials .pay_box .video{display:inline-block;*display:inline;zoom:1;width:66%;margin-right:4%;vertical-align:middle;background:url(/images_2016/loading_1.gif) no-repeat center;background-size:0.775rem 0.775rem}.kfb_video_tutorials .pay_box .video iframe{max-width:100%}.kfb_video_tutorials .pay_box .word{display:inline-block;*display:inline;zoom:1;width:28%;vertical-align:middle}.kfb_video_tutorials .pay_box .word .this_t{font-size:0.6rem;line-height:0.75rem;margin-bottom:0.65rem}.kfb_video_tutorials .pay_box .word .this_d{font-size:0.35rem}@media (max-width: 1000px){.kfb_video_tutorials .pay_box .word,.kfb_video_tutorials .pay_box .video{width:auto;float:none;text-align:center}}.kfb_video_part{padding:2rem 0 1rem 0}.kfb_video_part .title{font-size:.95rem;line-height:1.25rem;text-align:center;margin-bottom:1.25rem;text-align:center}.kfb_video_part .kfb_video_tutorials .video_box{margin-top:1.5rem}.photo_button{text-align:center;margin:2.25rem 0 1.25rem 0}.photo_button a,.photo_button span{display:inline-block;*display:inline;zoom:1;color:#2f2f2f;line-height:1rem;margin:0 0.05rem;cursor:pointer;padding:0 0.25rem;min-width:0.5rem;background-color:#f5f5f5;color:#2f2f2f}.photo_button a.current,.photo_button span.current{color:#0d4af5}.photo_button .rows{text-decoration:none}.kfb_support_faq{padding:2rem 0 1rem 0}.kfb_support_faq .title{font-size:.95rem;line-height:1.25rem;text-align:center;margin-bottom:1.25rem;text-align:center}.kfb_support_faq .box{border:0.025rem solid #e1e1e1;padding:0.45rem 0.375rem 0.375rem 0;position:relative;margin-bottom:0.25rem}.kfb_support_faq .box .icon{font-size:0.75rem;font-weight:bold;display:block;width:0.65rem;height:0.65rem;line-height:0.6rem;text-align:center;position:absolute;left:0.375rem;top:0.42rem;font-weight:normal}.kfb_support_faq .box .icon.del{background-color:#1155cc;color:#fff;display:none}.kfb_support_faq .box .icon.add{color:#1155cc;display:block;top:0.45rem}.kfb_support_faq .box .t{font-size:0.5rem;font-weight:bold;cursor:pointer;padding-left:1.5rem;position:relative;display:inline-block}.kfb_support_faq .box ul{display:none;margin-top:0.375rem;padding-left:1.5rem}.kfb_support_faq .box ul li{border-bottom:0.025rem dashed #d2d2d2;font-size:0.45rem;padding:0.3rem 0 0.3rem 0;position:relative}.kfb_support_faq .box ul li:last-child{border-bottom:0}.kfb_support_faq .box ul li .li_t{color:#007eeb;cursor:pointer;padding-left:.75rem}.kfb_support_faq .box ul li .li_t:before{content:'\e612';font-size:0.55rem;color:#007eeb;position:absolute;left:0px;top:14px}.kfb_support_faq .box ul li.current .li_t:before{content:'\e8ef'}.kfb_support_faq .box ul li .li_d{font-size:16px;margin-top:10px;display:none;padding-left:.75rem}.kfb_support_faq .box.current .icon.del{display:block}.kfb_support_faq .box.current .icon.add{display:none}.kfb_support_faq .box.current ul{display:block}.kfb_online_help{padding:2rem 0}.kfb_online_help .title{font-size:.95rem;line-height:1.25rem;text-align:center;margin-bottom:1.25rem;text-align:center}.kfb_online_help .online_box{margin-bottom:1.25rem}.kfb_online_help .online_box .box{margin-bottom:0.375rem}.kfb_online_help .online_box .this_t{font-size:0.45rem;line-height:0.5rem}.kfb_online_help .online_box .this_d{font-size:0.35rem;line-height:0.45rem;margin-bottom:0.2rem;color:#009933}.kfb_online_help .online_box .this_d a{color:#009933}.kfb_online_help .online_box .word{margin-bottom:0.5rem}