.visual {position: relative; width: 100%; height: calc(100vh - 90px); margin-top: 90px; background: url(./../img/kv_bg.webp)no-repeat 50% 50%; background-size: cover;z-index: 1; overflow: hidden;}
.visual:before {position: absolute; top: 0; left: 0; animation: kv_move 20s linear alternate infinite; content: ''; display: block; width: 100%; height: 100%; background: url(./../img/kv_bg.webp)no-repeat 50% 50%; background-size: cover; z-index: -1;}
@keyframes kv_move {
  0% {transform: scale(2);}
  100% {transform: scale(1);}
}
.visual .container {position: relative; display: flex; align-items: flex-start; justify-content: center; flex-flow: column; width: 100%; height: 100%;}
.visual .txt-box {}
.visual .txt-box .tit {margin-bottom: 30px; font-size: 56px; font-weight: bold; line-height: 1.3; letter-spacing: -1.12px; color: var(--wt);}
.visual .txt-box .sub {margin-bottom: 40px; font-size: 20px; font-weight: 400; line-height: 1.4; letter-spacing: -0.4px; color: var(--wt);}
.visual .txt-box .kv_link {display: flex; align-items: center; justify-content: center; width: 115px; height: 42px; border-radius: 4px; border: 1px solid var(--wt); box-sizing: border-box; font-size: 16px; font-weight: 400; line-height: 1.4; letter-spacing: -0.32px; color: var(--wt);}
.visual .txt-box .kv_link:hover {background: var(--pr); border-color: var(--pr); transition: all .3s;}

/* sub_kv */
.sub_kv {width: 100%; height: 340px; background: url(./../img/sub_bg1.webp)no-repeat 50% 50%; background-size: cover;}
.sub_kv.sub_kv2 {background: url(./../img/sub_bg2.webp)no-repeat 50% 50%; background-size: cover;}
.sub_kv.sub_kv3 {background: url(./../img/sub_bg3.webp)no-repeat 50% 50%; background-size: cover;}
.sub_kv.sub_kv4 {background: url(./../img/sub_bg4.webp)no-repeat 50% 50%; background-size: cover;}
.sub_kv.sub_kv5 {background: url(./../img/sub_bg5.webp)no-repeat 50% 50%; background-size: cover;}
.sub_kv .container {display: flex; align-items: center; justify-content: center; width: 100%; height: 100%;}
.sub_kv .txt-box {text-align: center;}
.sub_kv .txt-box .tit {margin-bottom: 20px; font-size: 40px; font-weight: bold; line-height: 1.4; letter-spacing: -0.8px; color: var(--wt);}
.sub_kv .txt-box .sub {font-size: 18px; font-weight: 400; line-height: 1.4; letter-spacing: -0.36px; color: var(--wt);}