@media screen and (max-width:767px) {
    div.featureIndex{
        width:290px;
        height:400px;
        margin:0 auto;
    }
    ul.fetureBtn{
        width:290px;
        margin:48px 0 0;
    }
    ul.fetureBtn li{
        width:143px;
        height:143px;
        display: inline-block;
        text-align: center;
        float: left;
        margin: 0 2px 2px 0;
        background-size: cover;
    }
    ul.fetureBtn li.feature{
        background-image:url(/assets/img/feature/index/sp_btn1.png);
    }
    ul.fetureBtn li.apps{
        background-image:url(/assets/img/feature/index/sp_btn2.png);
    }
    ul.fetureBtn li.integrate{
        background-image:url(/assets/img/feature/index/sp_btn3.png);
    }
    ul.fetureBtn li.administration{
        background-image:url(/assets/img/feature/index/sp_btn4.png);
    }
    ul.fetureBtn a{
        display: inline-block;
        width:143px;
        height:143px;
        font-size:14px;
        padding-top:77px;
        color:#424242;
    }
    ul.fetureBtn a:hover{
        background: rgba(255,255,255,0.5);
        color:#fba100;
    }
    ul.fetureBtn a span{
        font-size:16px;
        font-weight: bold;
    }
}

@media screen and (min-width:768px) {
    div.featureIndex{
        width:960px;
        height:360px;
        margin:0 auto;
    }
    ul.fetureBtn{
        width:960px;
        margin:96px 0 0;
    }
    ul.fetureBtn li{
        width:208px;
        height:192px;
        display: inline-block;
        text-align: center;
        margin: 0 14px;
    }
    ul.fetureBtn li.feature{
        background-image:url(/assets/img/feature/index/pc_btn1.png);
    }
    ul.fetureBtn li.apps{
        background-image:url(/assets/img/feature/index/pc_btn2.png);
    }
    ul.fetureBtn li.integrate{
        background-image:url(/assets/img/feature/index/pc_btn3.png);
    }
    ul.fetureBtn li.administration{
        background-image:url(/assets/img/feature/index/pc_btn4.png);
    }
    ul.fetureBtn a{
        display: inline-block;
        width:208px;
        height:192px;
        font-size:15px;
        padding-top:110px;
        color:#424242;
    }
    ul.fetureBtn a:hover{
        background: rgba(255,255,255,0.5);
        color:#fba100;
    }
    ul.fetureBtn a span{
        font-size:17px;
        font-weight: bold;
    }
}

.footer_area {
  display: none;
}