@font-face {
font-family: "NanumGothic";
src: url("./fonts/NanumGothicLight.ttf");
font-weight: 300;
}
@font-face {
font-family: "NanumGothic";
src: url("./fonts/NanumGothic.ttf");
font-weight: 400;
}
@font-face {
font-family: "NanumGothic";
src: url("./fonts/NanumGothicBold.ttf");
font-weight: 700;
}

.intro_section{width: 820px;font-family: NanumGothic;}

.sec1{position:relative;width:720px;height:271px;margin-top:50px;text-align: left;font-size: 50px;padding:0 50px;color:#313131}
.sec1 .img1{position: absolute;top:-25px;left:450px;}
.sec1 .tit{width:379px;height:195px;}
.sec1 .tit h1{font-weight: 300;font-size: inherit;letter-spacing: -0.03em;line-height: 65px;font-family: inherit;}
.sec1 .tit h1 .b{font-weight: 600;color:#2479ed}
.sec1 .summ{padding-top:25px;font-size: 18px;line-height: 28px;color:#626262;}

.sec2{position:relative;width:720px;height:200px;margin-top:100px;text-align: left;font-size: 50px;padding:0 50px;color:#313131;}
.sec2 .img2{position: absolute;}
.sec2 .sub_area_1{width:466px;margin-left:250px;}
.sec2 .sub_area_1 .sub_tit_1{font-weight: 600;font-size: 22px;padding-top:50px;line-height: 26px;letter-spacing: 0em; color:#2b2b2b;}
.sec2 .sub_area_1 .sub_summ_1{font-weight: 400;font-size: 16px;padding-top:10px;line-height: 26px;letter-spacing: 0em; color:#626262;}

.sec3{position:relative;width:720px;height:200px;margin-top:50px;text-align: left;font-size: 50px;padding:0 50px;color:#313131;}
.sec3 .sub_area_2{width:383px;margin-left:130px;text-align:right;}
.sec3 .sub_area_2 .sub_tit_2{font-weight: 600;font-size: 22px;padding-top:50px;line-height: 26px;letter-spacing: 0em; color:#2b2b2b;}
.sec3 .sub_area_2 .sub_summ_2{font-weight: 400;font-size: 16px;padding-top:10px;line-height: 26px;letter-spacing: 0em; color:#626262;}
.sec3 .img3{position: absolute;top:0px;right:0px;}

.sec4{position:relative;width:720px;height:200px;margin-top:50px;text-align: left;font-size: 50px;padding:0 50px;color:#313131;}
.sec4 .img4{position: absolute;}
.sec4 .sub_area_3{width:466px;margin-left:250px;}
.sec4 .sub_area_3 .sub_tit_3{font-weight: 600;font-size: 22px;padding-top:50px;line-height: 26px;letter-spacing: 0em; color:#2b2b2b;}
.sec4 .sub_area_3 .sub_summ_3{font-weight: 400;font-size: 16px;padding-top:10px;line-height: 26px;letter-spacing: 0em; color:#626262;}