.box-service{
        padding-top: 20px;
    }
    .box-service .tab-bar{
        display: block;
        margin-bottom: 0;
        width: 100%;
        padding: 0;
        background: #eee;
    }
    .box-service .tab-bar>li{
        display: inline-block;
        float: left;
        height: 50px;
        width: 25%;
        background: #eee;
        padding: 0;
    }
    .box-service .tab-bar>li>a{
        display: block;
        color:#000;
        font-size: 16px;
        line-height: 50px;
        padding: 0 5px;
        text-align: center;
        cursor: pointer;
        -webkit-transition:color 0.2s ease;
        transition:color 0.2s ease;
    }
    .box-service .tab-bar>li.active>a{
        color: #fff;
        background: #f44336;
        border-bottom: none;
    }
    .box-service .tab-bar>li>a:hover{
        color: #f44336;
        text-decoration: none;
    }
    .box-service .tab-bar>li.active>a:hover{
        color: #fff;
    }
    @media(max-width: 991px){
        .box-service .tab-bar>li{
            height: 40px;
        }
        .box-service .tab-bar>li>a{
            line-height: 40px;
            font-size: 14px;
            border-bottom: none;
        }
        .box-support .tab-bar>li>a{
            display: block;
        }
        .box-support .tab-bar>li{
            padding: 0 40px;
            height: 40px;
            border: 1px solid #e7e7e7;
            text-align: center;
            margin-top: -1px;
            display: none;
        }
        .box-support .tab-bar>li.active{
            display: block;
            position: absolute;
            left: 0;
            right: 0;
            top: 0;
            margin-top: 0;
            z-index: -1;
        }
        .box-support #check_s_bar:checked ~ .tab-bar>li.active{
            background: #f5f5f5;
        }
        .box-support #check_s_bar:checked ~ .tab-bar>li {
            display: block;
        }
        .box-support .tab-bar>li>a{
            font-size: 14px;
            line-height: 40px;        
            margin-bottom: 0;
            border-bottom: none;
        }
        .box-support .tab-bar>li.active>a {        
            border-bottom: none;
            margin-bottom: 0;
        }
        .box-support{
            position: relative;
            border-bottom: none; 
            padding-top: 40px;
            margin: 20px 15px;      
        }
        #check_s_bar:checked ~.check-label{
            background-position: -40px 0;
        }
        .check-label{
            display: inline-block;
            position: absolute;
            right: 0;
            top: 0;
            border: 1px solid #e7e7e7;
            height: 40px;
            width: 40px;
            line-height: 40px;
            background: url('../images/collapse.png');
            background-repeat: no-repeat;
            background-position: 0 0;
            font-size: 12px;
            text-align: center;
            cursor: pointer;
            z-index: 10;
        }
    }