.fy_head_c{max-width: 1660px;width: unset;}
/* .fy_foot{margin-top: -24px;} */
.fy_foot_c{max-width: 1660px;width: unset;}

.fy_index{position: relative;}
.fi_banner_i{width: 100%;height: 100vh;object-fit: cover;position: relative;}
.fi_banner_i>img{object-fit: cover;width: 100%;height: 100%;}
.fi_banner_i>div{position: absolute;top: 38vh;padding: 0 50px;max-width: 1660px;min-width: 1300px;margin: 0 auto;left: 0;right: 0;opacity: 0;}
.fi_banner_i>div>h1{color: #fff;font-size: 6vh;line-height: 9vh;font-weight: bold;}
.fi_banner_i>div>span{display: block;height: 6px;width: 152px;background-color: var(--base);margin-top: 7.4vh;}
.fi_banner_i>div>p{font-size: 20px;color: #fff;margin-top: 24.5vh;letter-spacing: 1em;}

/* .fi_banner_ct{padding: 0 50px;max-width: 1660px;min-width: 1300px;margin: 0 auto;display: flex;justify-content: flex-end;align-items: center;position: absolute;z-index: 10000002;bottom: 10vh;left: 0;right: 0;}
.fi_banner_ct>p{width: 300px;height: 1px;background-color: #fff;margin-right: 30px;}
.fi_banner_ct>div{color: #fff;text-align: center;font-weight: bold;font-size: 18px;}
.fi_banner_ct>div>span{padding: 0 10px;cursor: pointer;}
.fi_banner_ct>div>a{padding: 0 5px;}
.fi_banner_ct>div>a:first-of-type{color: var(--base);} */
.fi_arrow{position: absolute;top: 83vh;color: #e2e1e1;font-size: 30px;font-weight: bold;z-index: 2;font-family: monospace,serif;width: 76px;height: 76px;line-height: 76px;text-align: center;background-color: rgba(58,58,58,.7);transition: .3s;cursor: pointer;}
.slick_prev{right: calc(8vw + 76px);}
.slick_next{right: 8vw;}
.fi_arrow:hover{background-color: var(--base);}

@media screen and (max-width:766px){
    .fi_banner_i>div{padding: 0 15px;width: 100%;min-width: unset;max-width: unset;}
    .fi_banner_i>div>p{letter-spacing: 0;margin-top: 10vh;font-size: 2rem;}

    .fi_arrow{width: 7rem;height: 7rem;line-height: 7rem;font-size: 3rem;}
    .slick_prev{right: calc(8vw + 7rem)}
}