/* common */
.subpage { overflow: hidden; position:relative; }
.subpage > section {padding: 100px 0;}
/* .subpage > section:nth-of-type(even) {background: #f7f7f7;} */
.sub_inner { max-width: 1400px; width: 100%; margin:0 auto; position: relative; padding:0 50px; }
.sub_title h3 {color:#0055a2; border-bottom: 2px solid #0055a2; display: inline-block; line-height: 1.25; margin-bottom:20px; }
/* font size */
.fs_60 {font-size: 60px; font-weight: 700; line-height: 1.3; color:#000; }
.fs_42 {font-size: 42px; font-weight: 600; line-height: 1.43; color:#000; }
.fs_24 {font-size: 24px; font-weight: 400; line-height: 1.83; color:#000; }
.fs_22 {font-size: 22px; font-weight: 700; line-height: 1.5; color:#000; }
.fs_20 {font-size: 20px; font-weight: 300; line-height: 2; color:#000; }
.fs_18 {font-size: 18px; font-weight: 300; line-height: 1.83; color:#000; }

/* btns */
.link_btns {display: flex ;text-align: center; margin: 40px 0 90px; }
.link_btns li {flex:1; margin-right: 20px;}
.link_btns li:last-child { margin-right: 0;}
.link_btns a {display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 400; color:#000; transition:all .3s; border-radius: 32.5px;
line-height: 1.5; height:65px; width: 100%;  position: relative; cursor: pointer;background: #fff; letter-spacing: -.18px; border:2px solid #ddd; padding:0 10px;}
.link_btns a.active,
.link_btns a:hover {background-color: #0055a2; color:#fff; border-color: #0055a2; }
/* dot_list */
.dot_list li {position: relative; padding-left: 15px; text-align: left; }
.dot_list li::before {content: ''; display: block; width: 5px; height: 5px; border-radius: 50%; position: absolute; left: 0; top:12px; background: #a4bed6; }
.dot_list li:nth-child(n+2) {margin-top: 5px; }

/*Content CSS*/
.subpage.product {text-align: center;}
.product .bot_bg {width: 100%; height: 450px; background:url("../img/pd1_bot_bg.jpg") 50%/cover no-repeat; }

.pd_box {display: flex; justify-content: space-between; }
.pd_box > div {width: 50%; max-width: 610px; }
.pd_box .img i {display: block; border-radius: 10px; overflow: hidden; }
.pd_box .img .col3 {display: flex; justify-content: space-between; margin-top: 25px; }
.pd_box .img .col3 li {border-radius: 10px; overflow: hidden; margin-right: 10px;}
.pd_box .img .col3 li:last-child {margin-right: 0;}
.pd_box .txt {text-align: left;}
.pd_box .txt .title {display: flex; justify-content: space-between; align-items: center; }
.pd_box .txt .title h3 {letter-spacing: -1.05px;}
.pd_box .txt .title h4 {font-weight: 500; letter-spacing: -.5px; padding-top: 10px;}
.pd_box .txt .cont {border-top: 4px solid #ccc; margin-top: 25px; }
.pd_box .txt .cont > div {padding: 35px 0; border-bottom: 1px solid #e5eae6; }
.pd_box .txt .cont > div:last-child {border-bottom: 0; padding-bottom: 0; }
.pd_box .txt .cont > div.flex {display: flex; align-items: flex-start; }
.pd_box .txt .cont .round {font-size: 16px; font-weight: 600; color:#fff;display: flex; align-items: center; justify-content: center; width: 130px; height: 36px;
border-radius: 18px; flex-shrink: 0; margin-right: 55px; background-color: #0055a2;}
@media screen and (min-width:1025px){
.pd_box .txt .cont .dot_list.flex {display:flex; flex-wrap: wrap; }
.pd_box .txt .cont .dot_list.flex li {width: 50%;}
.pd_box .txt .cont .dot_list.flex li:nth-child(2) {margin-top: 0;}
}




@media screen and (max-width:1400px){
    /* common */
    .subpage br:not(.space) {display: none;}

    /* content */
    .pd_box .txt .title {display: block; }
    .pd_box .txt .title h4 {padding:0;}
    @media screen and (min-width:1025px){
        .pd_box .img {padding-right: 20px;}
        .pd_box .txt {padding-left: 20px;}
    }
    .pd_box .txt .cont > div.flex {display: block;}
    .pd_box .txt .cont .round {margin:0 0 20px;}


}

@media screen and (max-width:1024px){
    /* common */
    .subpage {text-align: center;}
    .subpage > section {padding:70px 0;}
    .sub_inner {padding: 0 30px;}
    .sub_title h3 {margin-bottom: 15px;}
    /* fs */
    .fs_60 {font-size: 40px;}
    .fs_42 {font-size: 26px;}
    .fs_24 {font-size: 18px;}
    .fs_22 {font-size: 17px;}
    .fs_20 {font-size: 16px;}
    .fs_18 {font-size: 15px;}

    .link_btns {flex-wrap: wrap; justify-content: center; margin:40px auto 50px;  max-width: 610px;}
    .link_btns li {flex: inherit; width:calc(33.3% - 10px); margin-right: 15px;}
    @media screen and (min-width:641px){
        .link_btns li:nth-child(3n) {margin-right: 0;}
        .link_btns li:nth-child(n+4) {margin-top: 15px;}
    }
    .link_btns a {height: 55px; font-size: 15px; }

    .dot_list li::before {top:9px;}

    /*Content CSS*/
    .product .bot_bg {height: 250px;}
    .pd_box {flex-direction: column; align-items: center; }
    .pd_box > div {width: 100%;}
    .pd_box .txt {margin-top: 30px;}
    .pd_box .txt .title {text-align: center;}
    .pd_box .txt .cont > div {padding: 30px 0;}
    .pd_box .txt .cont .round {font-size: 15px; height: 32px; margin:0 0 15px;}






}

@media screen and (max-width:640px){
    /* common */
    .sub_inner {padding: 0 20px;}
    .subpage > section {padding:50px 0;}
    /* fs */
    .fs_60 {font-size: 35px;}
    .fs_42 {font-size: 23px;}
    .fs_24 {font-size: 17px;}
    .fs_22 {font-size: 16px;}
    .fs_20 {font-size: 14px;}
    .fs_18 {font-size: 13px;}

    .link_btns {flex-wrap: wrap; justify-content: flex-start; margin:30px 0 40px;  }
    .link_btns li { width:calc(50% - 5px); margin-right:10px; }
    .link_btns li:nth-child(2n) {margin-right: 0;}
    .link_btns li:nth-child(n+3) {margin-top: 10px;}
    /* .link_btns li:last-child {width: 100%;} */
    .link_btns a {height: auto; font-size: 13px; line-height: 1.4; padding: 10px 5px; height: 100%; }

    .dot_list li {padding-left: 10px; }
    .dot_list li::before {top:9px; width: 4px; height: 4px;}

    /*Content CSS*/
    .product .bot_bg {height: 150px;}
    .pd_box .img .col3 {margin-top: 10px;}
    .pd_box .txt .cont > div {padding: 25px 0;}
    .pd_box .txt .cont .round {font-size: 13px; height: 30px; margin:0 0 15px; width: 110px;}


}