section {
    text-align: center;
}

br.mobile {
    display: none;
}

/*section.top*********************************/
section.top {
    width: 100%;
    position: relative;
    padding-top: 100px;
}

/*section.about*********************************/
section.center {
    width: 1200px;
}

section.intro {
    position: relative;
    overflow: hidden;
    margin-top: 50px;
    margin-bottom:100px;
}

section.intro > .center {
    width: 1200px;
    margin: 0 auto;
}

section.intro .txt > h2 {
    float: left;
    /*width: 427px;*/
    font-size: 60px;
    text-align: left;
    line-height: 70px;
    letter-spacing: -1px;
    font-family: 'NanumSquareEB';
    position: relative;
}

section.intro .txt > h2>img{height:100px;}


section.intro .txt > p {
    float: right;
    color: #1a1a1a;
    font-size: 16px;
    line-height: 26px;
    padding-top:15px;
    text-align: left;
}

section.system> .center > h3 {
    font-size: 35px;
    position: relative;
    margin-bottom: 20px;
    font-family: 'NanumSquareEB';

}

section.sensor> .center > h3 {
    font-size: 35px;
    position: relative;
    margin-bottom: 20px;
    font-family: 'NanumSquareEB';
}

section.sensor > .center > h3 div.bar {
    margin-top: 20px;
    width: 50px;
    border-bottom: 3px solid #3783b6;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

section.system > .center > p {
    margin-top: 70px;
    color: #1a1a1a;
    font-size: 16px;
    line-height: 26px;
    text-align: center;
    margin-bottom:50px;
}

section.sensor > .center > p {
    margin-top: 70px;
    color: #1a1a1a;
    font-size: 16px;
    line-height: 26px;
    text-align: center;
    margin-bottom:50px;
}


div.system_img > p{margin:30px 0 200px 0; text-align: right; color:#d3d3d3;}

section.system > .center > h3 div.bar {
    margin-top: 20px;
    width: 50px;
    border-bottom: 3px solid #3783b6;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}
section.system > .center img:first-of-type{display: block;}
section.system > .center img:last-of-type{display: none;}
.driving_mode2{display: none;}
.driving_mode{display: block;}
div.driving_mode{}
div.driving_mode>p{margin:auto; height:54px; line-height: 54px; font-size:22px; font-weight: bold; color:#3783b6; border:2px solid #3783b6; border-radius: 28px;;width:300px; text-align: center;}
div.driving_mode>ul.mode{width:100%; margin-top:100px;}
div.driving_mode>ul.mode>li{width:47.5%; float:left; margin-bottom:50px; /*border:1px solid red; box-sizing: border-box;*/}
div.driving_mode>ul.mode>li:nth-of-type(2n-1){margin-right:5%;}
div.driving_mode>ul.mode>li>img{}
div.driving_mode>ul.mode>li>p{padding:20px; font-weight: bold;}
.driving_mode2>p.mobile{display: none;}

section.sensor{}
section.sensor>.center{}
section.sensor>.center>ul.category{}
section.sensor>.center>ul.category>li{height:60px; line-height:60px; background:rgba(55,131,182,0.1); font-weight:bold; width:25%;float:left; border-top:2px solid #3783b6; border-bottom:1px solid #d3d3d3; box-sizing: border-box;}
section.sensor>.center>ul.category>li:nth-of-type(2){border-left:1px solid #d3d3d3; border-right: 1px solid #d3d3d3; box-sizing: border-box; box-sizing: border-box;}
section.sensor>.center>ul.category>li:last-of-type{width:50%;}
section.sensor>.center>ul.list{height:60px; line-height:60px;  }
section.sensor>.center>ul.list>li{color:#666666;}
section.sensor>.center>ul.list>li{}
section.sensor>.center>ul.list>li>ul{}
section.sensor>.center>ul.list>li>ul>li{float:left; border-bottom:1px solid #d3d3d3;}
section.sensor>.center>ul.list>li>ul>li:first-of-type{width:25%; background:rgba(55,131,182,0.1); font-weight:bold; color:#1a1a1a;}
section.sensor>.center>ul.list>li>ul>li:nth-of-type(2){width:25%; border-left:1px solid #d3d3d3; border-right: 1px solid #d3d3d3; box-sizing: border-box;}
section.sensor>.center>ul.list>li>ul>li:nth-of-type(3){width:50%;}
section.sensor p.ref{width:100%; font-size:14px; color:#d3d3d3; float:right; margin:20px 0;padding-bottom:200px; text-align: right;}
.prompt{display: none;}

/*tablet&mobile*/
@media screen and (max-width:959px) {
    section {
        width: 100%;
        overflow: hidden;
        text-align: center;
    }

    section.top {
        width: 90%;
    }

    section.top > img {
        width: 100%;
    }

    section.intro {
        width: 90%;
        margin-top: 30px;
    }

    section.intro .txt > h2 {
        font-size: 38px;
        line-height: 40px;
        width:100%;
    }
    section.intro .txt > h2>img{width:45% !important;}

    section.intro > .center {
        width: 100%;
    }

    section.intro > .center > p {
        margin: 70px 0 30px 0;
    }

    .intro > h2 {
        width: 100%;
    }
    section.system > .center img{width:100%;}
    section.system{width:100%;}
    section.system>.center{width:90%;}
    section.system>.center>img{width:100%;}
    section.system > .center img:first-of-type{display: none;}
    section.system > .center img:last-of-type{display: block;}
    div.system_img > p{font-size:14px; margin:15px 0; margin-bottom:100px;}
    section.system> .center > h3 {font-size: 25px;}
    section.sensor> .center > h3 {font-size: 25px;}
    
    /*.driving_mode2{display: none;}*/
    .driving_mode{display: block;}
    div.driving_mode {
        width: 90%;
        margin: 0 auto;
    }
    div.driving_mode>ul.mode>li>img{width:100%;}
    
    section.sensor{width:100%;}
    section.sensor>.center{width:90%;}
    section.sensor>.center>ul.category>li{width:30%;}
    section.sensor>.center>ul.category>li:nth-of-type(2){width:20%}
    section.sensor>.center>ul.list>li>ul>li:first-of-type{width:30%;}
    section.sensor>.center>ul.list>li>ul>li:nth-of-type(2){width:20%;}
 /*   section.sensor_confi > .center > h3 {
        font-size: 25px;
    }

    br.mobile {
        display: block;
    }

    ul.level {
        margin-bottom: 50px;
        width: 90%;
    }

    ul.level > li {
        margin-bottom: 30px;
    }

    ul.level > li > p:nth-of-type(2) {
        text-align: justify;
        line-height: 26px;
    }

    div.platform > img {
        width: 80%;
    }

    ul.sensor_mark > li {
        width: 100%;
    }

    ul.sensor_mark > li > img {
        width: 80%;
    }
*/
   
}
/*tablet*/
@media screen and (min-width:768px) and (max-width:959px) {
    section {
        width: 100%;
        overflow: hidden;
    }

}


/*mobile*/
@media screen and (max-width:767px) {
    section.intro .txt > h2 > img {
        width: 100%;
        height: 100%;
    }

    section.intro > img {
        width: 100%;
        height: 100%;
    }

    section.intro .center > p {
        text-align: left;
    }
    section.sensor>.center>ul.category>li{height:90px; line-height: 90px;}
    section.sensor>.center>ul.category>li:first-of-type{line-height:32px; padding-top:14.5px;}
    
    section.sensor>.center>ul.list>li:nth-of-type(3){height:90px; line-height: 90px;}
    section.sensor>.center>ul.list>li:nth-of-type(3)>ul>li:nth-of-type(3){height:74px; line-height: 32px; padding-top: 16px;}
    section.system .system_img{overflow: scroll;}
      div.system_img > p{margin-bottom:0px;}
    section.system > .center img{width:1110px; }
    .prompt{display: block;}
    .prompt {
       font-weight: bold;
       width: 140px;
       margin-left: 70px;
    }

    .prompt svg {
       height: 64px;
       width: 64px;
       animation-name: swipe;
       animation-duration: 1.25s;
       animation-iteration-count: infinite;
       animation-timing-function: ease;
    }

    @keyframes swipe {
       0% {
          transform: translateX(100px) rotate(10deg);
       }
       100% {
          transform: translateX(-20px) rotate(-15deg);
       }
    }
    section.system > .center img {
    margin-bottom: 50px;
}
    
    /*모바일전환시 슬라이드*/
    html,
            body {
                position: relative;

            }

            .swiper-container {
                /*width: 65%;
                height: 100%;*/
                margin-bottom:200px;
            }

            .swiper-slide {
                text-align: center;
                font-size: 18px;
                background: #fff;

                /* Center slide text vertically */
                /*display: -webkit-box;
                display: -ms-flexbox;
                display: -webkit-flex;
                display: flex;*/
                -webkit-box-pack: center;
                -ms-flex-pack: center;
                -webkit-justify-content: center;
                justify-content: center;
                -webkit-box-align: center;
                -ms-flex-align: center;
                -webkit-align-items: center;
                align-items: center;
            }
                   
                   .swiper-slide>p{font-size:14px; font-weight: bold; margin-top:24px;}

            .swiper-wrapper {
                margin-top: 50px;
            }

            .swiper-wrapper>.swiper-slide {}

            .swiper-wrapper>.swiper-slide>img {
                width: 100%;
            }

            .content-div .content {
                text-align: left;
            }
            .swiper-wrapper{margin-bottom:60px;}
            /*.swiper-pagination{margin-top:100px;}*/
            
            img.info{position:absolute;left:0; top}
    .driving_mode2{display: block; margin-top: 100px;}
    .driving_mode{display: none;}
    .driving_mode2>p.mobile{display:block; margin:auto; height:40px; line-height: 40px; font-size:18px; font-weight: bold; color:#3783b6; border:2px solid #3783b6; border-radius: 28px;;width:240px; text-align: center;}
    .swiper-wrapper>.swiper-slide>img{width:90%;}
    section.sensor p.ref{text-align: center;}
}

/*small mobile*/
@media screen and (max-width:681px) {
   
}