#platform1{position: relative; width: 100%; overflow: hidden;}
#platform1 > article{padding: 90px 0; }

#platform1 > article:nth-of-type(even){position: relative; z-index: 2;}
#platform1 > article:nth-of-type(even)::before{content: ''; display: block; width:100%; height: 100%; background-color: #f7f7f7; z-index: -1; position: absolute; top: 0; left: 50%; transform: translateX(-50%);}

#platform1 > article.bor::before{content: ''; display: block; width: calc(100% - 100px); max-width: 1300px; margin: 0 auto 100px; border-top: solid 3px #000;}

#platform1 .sub_inner{width: 100%; max-width: 1400px; padding: 0 50px; margin: 0 auto;}

#platform1 br.mob{display: none;}

/* font-style */
#platform1 .fs_45{font-size: 45px; line-height: 1.46;}
#platform1 .fs_43{font-size: 43px; line-height: 1.46;}
#platform1 .fs_40{font-size: 40px; line-height: 1.46;}
#platform1 .fs_35{font-size: 35.5px; line-height: 1.3;}
#platform1 .fs_30{font-size: 30px; line-height: 1.3;}
#platform1 .fs_28{font-size: 28px; line-height: 1.3;}
#platform1 .fs_27{font-size: 27px; line-height: 1.5;}
#platform1 .fs_26{font-size: 26px; line-height: 1.6;}
#platform1 .fs_25{font-size: 25px; line-height: 1.6;}
#platform1 .fs_23{font-size: 23px; line-height: 1.6;}
#platform1 .fs_22{font-size: 22px; line-height: 1.6;}
#platform1 .fs_20{font-size: 20px; line-height: 1.6; color: #333;}
#platform1 .fs_19{font-size: 19px; line-height: 1.7;}
#platform1 .fs_18{font-size: 18px; line-height: 1.83; color: #333;}
#platform1 .fs_17{font-size: 17px; line-height: 1.7;}
#platform1 .fs_16{font-size: 16px; line-height: 1.7;}
#platform1 .fs_15{font-size: 15px; line-height: 1.7;}

/* bar_tit */
#platform1 .bar_tit h3{position: relative; padding-left: 20px; font-weight: 700;}
#platform1 .bar_tit h3::before{content: ''; display: block; width: 5px; height: 80%; max-height: 32px; background-color: #04056b; position: absolute; left: 0; top: 7px;}
#platform1 .bar_tit span{font-size: .8em;}

#platform1 .bar_tit2{margin-bottom: 20px;}
#platform1 .bar_tit2 h3{position: relative; padding-left: 72px; font-weight: 700;}
#platform1 .bar_tit2 h3 span{font-size: .8em;}
#platform1 .bar_tit2 h3::before{content: ''; display: block; width: 54px; height: 2px; background-color: #000; position: absolute; left: 0; top: 18px;}

/* tit */
#platform1 .tit{text-align: center; margin-bottom: 23px;}
#platform1 .tit h3{font-weight: 800;}
#platform1 .tit span{display: block; margin-bottom: 4px; font-weight: 700; color: #04056b; letter-spacing: -.92px; line-height: 1;}

/* cont */
#platform1 .cont + .cont{margin-top: 70px;}
#platform1 .cont.plus h2{text-align: center; font-weight: 700;}
#platform1 .cont.plus h2 b{font-weight: 800; color: #ea8929;}
#platform1 .cont.plus h2::after{content: ''; display: block; width: 57px; height: 57px; background: url('../img/dot_plus.png') 50% / cover no-repeat; margin: 28px auto;}

/* quo_tit */
#platform1 .quo_tit{display: flex; align-items: flex-start; justify-content: center; text-align: center; }
#platform1 .quo_tit i{flex-shrink: 0; display: inline-block;}
#platform1 .quo_tit h2{margin: 0 30px; }
#platform1 .quo_tit b{font-weight: 800; color: #04056b;}

/* text_wrap */
#platform1 .text_wrap{padding: 65px 99px; background-color: #04056b; border-radius: 20px; text-align: center;}
#platform1 .text_wrap h3{color: #fff; font-weight: 800; margin-bottom: 26px;}
#platform1 .text_wrap p{color: #fff; line-height: 1.63;}
#platform1 .quo_tit + .text_wrap{margin-top: 65px;}

/* img_wrap */
#platform1 .img_wrap{text-align: center; margin-top: 50px;}

/*dot_box*/
#platform1 .dot_box{padding: 33px 80px; background-color: #fff; border-radius: 5px; border: solid 1px #ddd;}
#platform1 .dot_box + .dot_box{margin-top: 14px;}

#platform1 .dot_box .text{margin-top: 13px;}
#platform1 .dot_box .arrow_tit + .text{padding-left: 33px;}

#platform1 .dot_box h4{font-weight: 700;}
#platform1 .dot_box p{position: relative; padding-left: 14px;}
#platform1 .dot_box p + p{margin-top: 5px;}
#platform1 .dot_box p::before{content: ''; display: block; width: 4px; height: 4px; position: absolute; top: 13px; left: 0; background-color: #ff8916;}

/* box_list */
#platform1 .box_list{display: flex; align-items: stretch; flex-wrap: wrap; gap: 59px; margin-top: 59px;}
#platform1 .box_list li{width: calc((100% - 118px) / 3); display: flex; flex-direction: column;}
#platform1 .box_list li h4{width: 100%; padding: 15px 20px; color: #fff; background-color: #04056b; font-weight: 800; text-align: center;}
#platform1 .box_list li .text{width: 100%; flex-grow: 1; padding: 42px 20px;; background-color: #f7f7f7;}
#platform1 .box_list li .dot_box{padding: 30px 40px; border: 0; flex-grow: 1;}
#platform1 .box_list li .dot_box h5{font-weight: 600; margin-bottom: 10px;}
#platform1 .box_list li .dot_box p::before{background-color: #04056b;}

/* link_list */
#platform1 .link_list{display: flex; justify-content: space-between; gap: 50px;}
#platform1 .link_list li{width: calc((100% - 100px) / 3); text-align: center;}
#platform1 .link_list li a{display: flex; align-items: center; justify-content: center; padding: 20px; min-height: 279px; border: solid 1px #ddd; transition: .3s; position: relative;}
#platform1 .link_list li a::before{content: ''; display: block; width: 100%; height: 100%; border: solid 3px #04056b; position: absolute; top: 0; left: 0; opacity: 0; transition: .3s;}
#platform1 .link_list li .text{margin-top: 30px;}
#platform1 .link_list li .text h4{font-weight: 800; letter-spacing: -.56px; transition: .3s;}
#platform1 .link_list li .text span{display: block; font-weight: 300; color: #010101; margin-top: 5px;}

/* sec2 */
#platform1 .sec2 .text_wrap{text-align: left; background-color: #fff; margin-top: 30px;}
#platform1 .sec2 .text_wrap p{color: #000;}

/* sec3 */
#platform1 .sec3 .img_wrap img{width: 100%;}

/* min-width */
@media screen and (min-width: 1901px) {
    #platform1 > article:nth-of-type(even)::before{max-width: 1845px; border-radius: 20px;}
}

@media screen and (min-width: 1401px) {
    /* bar_tit */
    #platform1 .bar_tit span{font-size: 24px;}

    /* sec2 */
    #platform1 .sec2 .text_wrap{text-align: left; padding: 35px 70px;}

}
@media screen and (min-width: 1025px) {
    #platform1 .link_list li a:hover{border-color: #04056b;}
    #platform1 .link_list li a:hover::before{opacity: 1;}
    #platform1 .link_list li a:hover + .text h4{color: #04056b;}

}
/* max-width */
@media screen and (max-width:1600px) {


}
@media screen and (max-width:1400px) {
    #platform1 br:not(.space){display: none;}

    #platform1 > article{padding: 60px 0; }

    /* font-style */
    #platform1 .fs_45{font-size: 38px; line-height: 1.4;}
    #platform1 .fs_43{font-size: 37px; line-height: 1.4;}
    #platform1 .fs_40{font-size: 36px; line-height: 1.4;}
    #platform1 .fs_35{font-size: 32px;}
    #platform1 .fs_30{font-size: 28px;}
    #platform1 .fs_28{font-size: 26px;}
    #platform1 .fs_27{font-size: 25px;}
    #platform1 .fs_26{font-size: 24px;}
    #platform1 .fs_25{font-size: 23px;}
    #platform1 .fs_23{font-size: 21px;}
    #platform1 .fs_22{font-size: 20px;}
    #platform1 .fs_20{font-size: 19px; line-height: 1.7}
    #platform1 .fs_19{font-size: 18px;}
    #platform1 .fs_18{font-size: 17px; line-height: 1.7;}
    #platform1 .fs_17{font-size: 16px;}
    #platform1 .fs_16{font-size: 15px;}
    #platform1 .fs_15{font-size: 14px;}

    /* bar_tit */
    #platform1 .bar_tit h3::before{max-height: 28px;}

    #platform1 .bar_tit2 h3{padding-left: 60px;}
    #platform1 .bar_tit2 h3::before{width: 45px;}

    /* cont */
    #platform1 .cont + .cont{margin-top: 50px;}
    #platform1 .cont.plus h2::after{width: 48px; height: 48px;}

    /* quo_tit */
    #platform1 .quo_tit i{width: 35px;}
    #platform1 .quo_tit h2{margin: 0 20px;}

    /* text_wrap */
    #platform1 .text_wrap{padding: 50px;}
    #platform1 .text_wrap h3{margin-bottom: 20px;}
    #platform1 .quo_tit + .text_wrap{margin-top: 30px;}

    /* img_wrap */
    #platform1 .img_wrap{margin-top: 40px;}

    /* table_wrap */
    #platform1 .scroll_wrap{margin-top: 40px;}

    /*dot_box*/
    #platform1 .dot_box{padding: 30px 50px;}
    #platform1 .dot_box p{padding-left: 12px;}

    #platform1 .dot_box .text{margin-top: 10px;}
    #platform1 .dot_box .arrow_tit + .text{padding-left: 25px;}

    /* box_list */
    #platform1 .box_list{gap: 20px; margin-top: 30px;}
    #platform1 .box_list li{width: calc((100% - 40px) / 3);}
    #platform1 .box_list li h4{padding: 10px 20px; }
    #platform1 .box_list li .text{padding: 20px; }
    #platform1 .box_list li .dot_box{padding: 20px;}
    #platform1 .box_list li .dot_box h5{margin-bottom: 5px;}
    #platform1 .box_list li .dot_box p + p{margin-top: 3px;}

    /* link_list */
    #platform1 .link_list{gap: 30px;}
    #platform1 .link_list li{width: calc((100% - 60px) / 3);}
    #platform1 .link_list li a{min-height: 250px;}

    /* sec2 */
    #platform1 .sec2 .text_wrap{padding: 25px 50px;}


}

@media screen and (max-width:1280px) {
    #platform1 br.mob{display: block;}

}

@media screen and (max-width: 1024px) {
    #platform1 > article{padding: 50px 0; }

    #platform1 > article.bor::before{width: calc(100% - 60px); margin: 0 auto 40px;}

    #platform1 .sub_inner{padding: 0 30px;}

    /* font-style */
    #platform1 .fs_45{font-size: 35px;}
    #platform1 .fs_43{font-size: 34px;}
    #platform1 .fs_40{font-size: 33px;}
    #platform1 .fs_35{font-size: 30px;}
    #platform1 .fs_30{font-size: 26px;}
    #platform1 .fs_28{font-size: 24px;}
    #platform1 .fs_27{font-size: 23px;}
    #platform1 .fs_26{font-size: 22px;}
    #platform1 .fs_25{font-size: 21px;}
    #platform1 .fs_23{font-size: 20px;}
    #platform1 .fs_22{font-size: 19px;}
    #platform1 .fs_20{font-size: 18px;}
    #platform1 .fs_19{font-size: 17px;}
    #platform1 .fs_18{font-size: 16px;}
    #platform1 .fs_17{font-size: 15px;}
    #platform1 .fs_16{font-size: 14px;}

    /* bar_tit */
    #platform1 .bar_tit h3{padding-left: 0; text-align: center;}
    #platform1 .bar_tit h3::before{width: 35px; height: 4px; top: 0px; position: relative; margin: 0 auto 15px;}

    #platform1 .bar_tit2 h3{padding-left: 50px;}
    #platform1 .bar_tit2 h3::before{width: 35px; top: 16px;}
    /* tit */
    #platform1 .tit span{margin-bottom: 6px;}

    /* cont */
    #platform1 .cont + .cont{margin-top: 30px;}
    #platform1 .cont.plus h2::after{width: 40px; height: 40px; margin: 20px auto;}


    /* quo_tit */
    #platform1 .quo_tit i{width: 30px;}
    #platform1 .quo_tit i:last-child{align-self: flex-end;}
    #platform1 .quo_tit h2{margin: 0 15px;}

    /* text_wrap */
    #platform1 .text_wrap{padding: 30px; }
    #platform1 .text_wrap h3{margin-bottom: 15px;}
    #platform1 .quo_tit + .text_wrap{margin-top: 30px;}

    /* img_wrap */
    #platform1 .img_wrap{margin-top: 30px;}

    /* table_wrap */
    #platform1 .scroll_wrap{margin-top: 30px;}

    /*dot_box*/
    #platform1 .dot_box{padding: 30px;}
    #platform1 .dot_box .arrow_tit + .text{padding-left: 0;}

    #platform1 .dot_box p + p{margin-top: 2px;}
    #platform1 .dot_box p::before{top: 12px;}

    /* box_list */
    #platform1 .box_list{gap: 15px; margin-top: 30px;}
    #platform1 .box_list li{width: 100%;}

    /* link_list */
    #platform1 .link_list{flex-wrap: wrap;}
    #platform1 .link_list li{width: 100%;}
    #platform1 .link_list li a{min-height: 124px;}
    #platform1 .link_list li:last-child a img{max-height: 70px;}
    #platform1 .link_list li .text{margin-top: 20px;}

    /* sec2 */
    #platform1 .sec2 .text_wrap{padding: 30px; text-align: center;}
}

@media screen and (max-width: 640px) {
    #platform1 > article.bor::before{width: calc(100% - 40px); }

    #platform1 .sub_inner{padding: 0 20px;}

    /* font-style */
    #platform1 .fs_45{font-size: 30px;}
    #platform1 .fs_43{font-size: 29px;}
    #platform1 .fs_40{font-size: 29px;}
    #platform1 .fs_35{font-size: 28px; line-height: 1.4;}
    #platform1 .fs_30{font-size: 24px;}
    #platform1 .fs_28{font-size: 23px;}
    #platform1 .fs_27{font-size: 22px;}
    #platform1 .fs_26{font-size: 21px;}
    #platform1 .fs_25{font-size: 20px;}
    #platform1 .fs_23{font-size: 19px;}
    #platform1 .fs_22{font-size: 18px;}
    #platform1 .fs_20{font-size: 17px;}
    #platform1 .fs_19{font-size: 16px;}
    #platform1 .fs_18{font-size: 15px;}
    #platform1 .fs_17{font-size: 14px;}

    /* bar_tit */
    #platform1 .bar_tit h3::before{width: 30px; margin-bottom: 10px;}

    #platform1 .bar_tit2 h3{padding-left: 35px;}
    #platform1 .bar_tit2 h3::before{width: 20px; top: 14px;}

    /* cont */
    #platform1 .cont + .cont{margin-top: 20px;}
    #platform1 .cont.plus h2::after{width: 35px; height: 35px; margin: 15px auto;}

    /* quo_tit */
    #platform1 .quo_tit i{width: 20px;}

    /* text_wrap */
    #platform1 .text_wrap{padding: 25px 20px;}
    #platform1 .text_wrap h3{margin-bottom: 10px;}

    /* img_wrap */
    #platform1 .img_wrap{margin-top: 20px;}

    /*dot_box*/
    #platform1 .dot_box{padding: 20px;}
    #platform1 .dot_box .text{margin-top: 5px;}

    #platform1 .dot_box p::before{top: 11px;}

    /* box_list */
    #platform1 .box_list li .dot_box{padding: 20px;}
    #platform1 .box_list li .dot_box h5{margin-bottom: 3px;}
    #platform1 .box_list li .dot_box p + p{margin-top: 0px;}

    /* sec2 */
    #platform1 .sec2 .text_wrap{padding: 25px 20px;}

}

@media screen and (max-width: 480px) {


}