/* #main_visual */
/* #main_visual */
#main_visual { position: relative; height: 953px; }
#main_visual .mv_slick { height: 100%; }
#main_visual .mv_slick .slick-list,
#main_visual .mv_slick .slick-track,
#main_visual .mv_slick .slick-slide,
#main_visual .mv_slick .slick-slide > div,
#main_visual .mv_slick .cont
{ height: 100%; }

#main_visual .mv_slick .cont { position: relative; }
#main_visual .mv_slick .cont .bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
#main_visual .mv_slick .cont1 .bg { background: url(/image/visual_img.jpg) no-repeat center/cover; }

#main_visual .mv_slick .slick-current .bg { animation: mv_bg forwards linear 3s; }
@keyframes mv_bg { 
    0% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

#main_visual .mv_slick .slick-dots { z-index: 3; position: absolute; left: 50%; transform: translateX(-50%); bottom: 20px; display: flex; flex-wrap: nowrap; justify-content: center; }
#main_visual .mv_slick .slick-dots li { margin: 0 10px; width: 12px; height: 12px; border-radius: 100%; background-color: transparent; border:1px solid #fff;  cursor: pointer; }
#main_visual .mv_slick .slick-dots li button { display: none; }
#main_visual .mv_slick .slick-dots li.slick-active { background-color: #fff; }

#main_visual .mv_slick .contwrap { z-index: 2; position: relative; height: 100%; }
#main_visual .mv_slick .contwrap .textbox { position: absolute; top: 55%; left: 50%; transform: translate(-50%,-50%); text-align: center; }
#main_visual .mv_slick .contwrap .textbox .text1 { font-size: 58px; color: #fff; line-height: 1.37; letter-spacing: -0.025em; white-space: nowrap; font-weight: 700; }
#main_visual .mv_slick .contwrap .textbox .text1 b { font-weight: 700; font-size: inherit !important; font-weight: 400;}
#main_visual .mv_slick .contwrap .textbox .text2 { font-size: 38px; color: #fff; line-height: 1.37; letter-spacing: -0.025em; white-space: nowrap; font-weight: 700; }
#main_visual .mv_slick .contwrap .textbox .text2 b {  font-size: inherit !important; font-weight: 400; }

@media (max-width: 1660px) {
  #main_visual { height: calc(500px + 25vw); }
}
@media (max-width: 1279px) {
  #main_visual { height: calc(450px + 22vw); }
}
@media (max-width: 767px) {
  #main_visual { height: calc(400px + 17vw); }
}
@media (max-width: 460px) {
  #main_visual .mv_slick .cont1 .bg {background-position: center;}
  #main_visual { height: 70vh; }
}

/* main_about */
#main_about { position: relative; padding: 110px 0; background: url(/image/about_bg.png)no-repeat center/cover; }
#main_about dl { display: flex; flex-wrap: nowrap; }
#main_about dl dt { width: 100%; }
#main_about dl dt .textbox .text1 {font-size: 40px; color: #0e2841; font-weight: bold; padding-bottom: 30px;}
#main_about dl dt .textbox .text2 {font-size: 16px; color: #6f6f6f; line-height: 1.6; padding-bottom: 60px;}
#main_about dl dt .textbox a{font-size: 16px; color: #050505; width: 190px; display: block; position: relative;}
#main_about dl dt .textbox a::after{content: ''; display: block; clear: both; background: url(/image/arrow_img.png) no-repeat bottom/cover; padding: 7px 0;}
#main_about dl dd { min-width: max-content; margin-left: 60px; }
#main_about dl dd .framecont { width: 720px; }
#main_about dl dd .framewrap { position: relative; padding-bottom: 56.25%; overflow: hidden; }
#main_about dl dd .framewrap iframe { position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 100%; height: 100%; }
@media (max-width: 1660px) {
  #main_about dl dd { margin-left: calc(30px + 1.8vw); }
  /* #main_about dl dt .textbox a{ width: calc(100px + 5.4vw); } */
  #main_about dl dd .framecont { width: calc(400px + 19vw); }
}
@media (max-width: 1440px) {
  #main_about dl dd .framecont { width: calc(350px + 17vw); }
}
@media (max-width: 1023px) {
  #main_about dl { flex-direction: column-reverse; }
  #main_about dl dd { min-width: initial; margin-left: 0; margin-bottom: 20px; text-align: center; }
  #main_about dl dd .framecont { width: 100%; max-width: 400px; display: inline-block; }
}
@media (max-width: 767px) {
  #main_about { background-position-x: 20%; }
}
@media (max-width: 524px) {
  #main_about dl dd .framecont { max-width: 330px; }
}

/* about */
#about {padding: 110px 0; background: url(/image/about_bg.png)no-repeat center/cover;}
#about .contwrap {width: 100%; display: flex; flex-wrap: wrap; justify-content: space-between;}
#about .left {width: 40%;}
#about .left h2{font-size: 50px; color: #0e2841; font-weight: bold; margin-bottom: 40px;}
#about .left p {font-size: 18px; color: #6f6f6f; line-height: 1.6; margin-bottom: 75px;}
#about .left a{font-size: 18px; color: #050505; width: 190px; display: block; position: relative;}
#about .left a::after{content: ''; display: block; clear: both; background: url(/image/arrow_img.png) no-repeat bottom/cover; padding: 7px 0;}


@media (max-width: 1660px) {
  #about .contwrap {flex-direction: column-reverse;}
  #about .left{width: 100%;}

}
@media (max-width: 1279px) {
  #main_visual { height: calc(450px + 22vw); }
}
@media (max-width: 767px) {
  #main_visual { height: calc(400px + 17vw); }
}
@media (max-width: 460px) {
  #main_visual { height: 70vh; }
}




/* #technology */
#technology {background: url('/image/technology_bg.jpg') no-repeat center/cover; padding: 50px 0 55px 0;}
#technology h2 {text-align: center; font-size: 40px; line-height: 1.3; font-weight: bold; padding-bottom: 45px;}

#technology { position: relative; }
#technology .slickwrap{height: 400px; width: 100%;}
#technology .technology_slick { height: 100%;}
#technology .technology_slick .slick-list,
#technology .technology_slick .slick-track,
#technology .technology_slick .slick-slide,
#technology .technology_slick .slick-slide > div,
#technology .technology_slick .cont
{ width: 100%; height: 100%; }

#technology .technology_slick .slick-slide {
  opacity: 0.7;
}

#technology .technology_slick .slick-active{
  opacity: 1;
}

#technology .technology_slick .slick-dots { z-index: 3; position: absolute; left: 50%; transform: translateX(-50%); bottom: -40px; display: flex; flex-wrap: nowrap; justify-content: center; }
#technology .technology_slick .slick-dots li { margin: 0 10px; width: 32px; height: 10px; border-radius: 0; background-color: #fff; cursor: pointer; }
#technology .technology_slick .slick-dots li button { display: none; }
#technology .technology_slick .slick-dots li.slick-active { background-color: #001634; }


#technology .technology_slick .cont { position: relative; padding: 0 25px;}
#technology .technology_slick .cont a {width: 100%; height: 100%;}
#technology .technology_slick .cont .bg { width: 100%; height: 100%; }
#technology .technology_slick .cont1 .bg { background: url(/image/technology_img1.jpg) no-repeat center/cover; }
#technology .technology_slick .cont2 .bg { background: url(/image/technology_img2.jpg) no-repeat right/cover; }
#technology .technology_slick .cont3 .bg { background: url(/image/technology_img3.jpg) no-repeat center/cover; }


#technology .technology_slick .textbox { position: absolute; top: 8%; left: 8%; text-align: left; }
#technology .technology_slick .textbox  > div{color: #fff;}

#technology .technology_slick .textbox .text1{font-size: 36px; font-weight: bold; margin-bottom: 25px; line-height: 1.3;}
#technology .technology_slick .textbox .text2{font-size: 16px; margin-bottom: 15px; padding-bottom: 15px; position: relative;line-height: 1.3;}
#technology .technology_slick .textbox .text2::after{content: '';display: block; clear: both; width: 25px; height: 2px; background-color: #fff; position: absolute; left: 0; bottom: 0;}
#technology .technology_slick .textbox .text3 {font-style: 14px; line-height: 1.3;}



@media (max-width: 767px) { 
  #technology .slickwrap{height: 380px; width: 100%;}
  #technology .technology_slick .slick-dots {bottom: -30px;}
  #technology .technology_slick .slick-dots li {width: 25px;}
}


/* main_board */
#main_board { position: relative; overflow: hidden; padding: 80px 0; }
#main_board .contents { display: flex; flex-wrap: nowrap; }
#main_board .contents .left { width: 57%; padding-right: 60px; }
#main_board .contents .right { width: 43%; }

#main_board .contactbox { padding: 40px; background-color: #f1f1f1; }
#main_board .contactbox dl { display: flex; flex-wrap: nowrap; align-items: center; justify-content: center; font-weight: 700; font-size: 38px; color: #0e2841; }
#main_board .contactbox dl * { font-weight: inherit; font-size: inherit; color: inherit; }
#main_board .contactbox dl dt { min-width: max-content; margin-right: 20px; }
#main_board .contactbox dl dt img { width: 60px; }
#main_board .contactbox dl dd { white-space: nowrap; }
#main_board .contactbox .textbox { text-align: center; margin-top: 20px; }
#main_board .contactbox .textbox .text1 { margin-top: 20px; font-weight: 500; font-family: 18px; color: #242424; line-height: 1.2; }
#main_board .contactbox .textbox .text2 { margin-top: 15px; font-size: 14px; color: #626262; line-height: 1.56; }
#main_board .contactbox .textbox .text2 span { color: #e81919; }
#main_board .contactbox .morebtn { margin-top: 25px; display: flex; flex-wrap: nowrap; justify-content: space-between; }
#main_board .contactbox .morebtn a { display: inline-block; width: 48%; padding: 15px 10px; font-weight: 600; font-family: 18px; color: #fff; transition: background-color 0.3s; }
#main_board .contactbox .morebtn a:first-of-type { background-color: #0487e2; }
#main_board .contactbox .morebtn a:last-of-type { background-color: #0e2841; }
#main_board .contactbox .morebtn a:first-of-type:hover { background-color: #333; }
#main_board .contactbox .morebtn a:last-of-type:hover { background-color: #000; }

@media (max-width: 1535px) {
    #main_board .contents .left { padding-right: calc(40px + 1.3vw); }

    #main_board .contactbox { padding: 30px; }
    #main_board .contactbox dl dt { margin-right: 15px; }
    #main_board .contactbox dl dt img { width: calc(30px + 1.7vw); }
    #main_board .contactbox .textbox { margin-top: 17px; }
    #main_board .contactbox .textbox .text1 { margin-top: 17px; }
    #main_board .contactbox .textbox .text2 { margin-top: 13px; }
    #main_board .contactbox .morebtn { margin-top: 20px; }
    #main_board .contactbox .morebtn a { padding: 13px 10px; }
}
@media (max-width: 1279px) {
    #main_board .contents .left { padding-right: calc(30px + 1vw); }

    #main_board .contactbox { padding: 20px; }
    #main_board .contactbox dl dt { margin-right: 10px; }
    #main_board .contactbox dl dt img { width: 45px; }
    #main_board .contactbox .textbox { margin-top: 15px; }
    #main_board .contactbox .textbox .text1 { margin-top: 15px; }
    #main_board .contactbox .textbox .text2 { margin-top: 10px; }
    #main_board .contactbox .morebtn { margin-top: 15px; }
    #main_board .contactbox .morebtn a { padding: 10px; }
}
@media (max-width: 1023px) {
    #main_board .contents { display: block; }
    #main_board .contents .left { padding-right: initial; width: 100%; }
    #main_board .contents .right { width: 100%; margin-top: 25px; }

    #main_board .contactbox { padding: 20px 10px; }
    #main_board .contactbox dl dt { margin-right: 10px; }
    #main_board .contactbox dl dt img { width: 36px; }
    #main_board .contactbox .textbox { margin-top: 10px; }
    #main_board .contactbox .textbox .text1 { margin-top: 10px; }
    #main_board .contactbox .morebtn { margin-top: 10px; }
    #main_board .contactbox .morebtn a { padding: 7px; }
}