body {background: #fff;}
.sub_top {padding:280px 0px 20px; border-bottom:1px solid #ddd; background: #fff;}
.sub_content {padding:0px 0px 200px;}
.sub_title {margin:0px auto 300px;}
.sub_content h4 {font-size:24px; line-height: 1.5; margin-bottom:100px;}

.academy_banner {background: url(/img/academy_banner.jpg) no-repeat center / cover; margin-bottom:100px;}
.academy_banner h4 {padding:180px 0px; text-align: center; line-height: 1.5; color:#fff; font-size:50px;}
.text_box article {font-size:20px; line-height: 1.5; margin-bottom:80px;}
.text_box .sign {display: flex; align-items: flex-end;}
.text_box .sign p {font-size:30px; font-weight: var(--weight_medium); margin-right:20px;}

@media (max-width: 768px){
    .sub_top {padding:80px 0px 10px;}
    .sub_title {margin:0px auto 80px;}
    .sub_content {padding:0px 0px 80px;}
    .sub_content h4 {font-size:18px; margin-bottom:20px;}

    .academy_banner {margin-bottom:30px;}
    .academy_banner h4 {padding:60px 0px; font-size:24px;}
    .text_box article {font-size:16px; margin-bottom:20px;}
    .text_box .sign {flex-direction: column; align-items: center;}
    .text_box .sign p {font-size:24px; margin-right:0; margin-bottom:20px;}
    .text_box .sign img {height: 63px;}
}