:root {
    --main-color: #000; /* 默认颜色 */
    --font-size: 14px; /* 默认字号 */
}
/* p {
    color: var(--main-color);
    font-size: var(--font-size);
} */

/* .header {
    color: var(--main-color);
    width: 100%;
    height: 100vh;
}
.header_main {
    width: 90%;
    margin: 0 auto;
}
.header_top {
    padding: 28px 0 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header_top .header_logo {
    width: 10%;
}
.header_main_cont {
    display: flex;
    justify-content: space-between;
    
}
.header_main_left {
    padding-top: 120px;
}
.header_main_right {
    width: 60%;
}
.header_main_right img {
    width: 100%;
    animation: bounce 2s infinite;
}
.try_btn {
    background: transparent;
    border: 1px solid #fff;
    padding: 9px 18px;
    color: #fff;
}
@keyframes bounce {
    0%, 100% {
      transform: translateY(0);
    }
    50% {
      transform: translateY(-10px);
    }
} */
.nav_main {
    width: 84%;
    display: flex;
    flex-direction: row;
    margin: 0 auto;
    align-items: center;
    justify-content: space-between;
}
.nav_main_left {
    display: flex;
    align-items: center;
}
.nav_main img {
    width: 50%;
}
.nav_header {
    display: flex;
    flex-direction: row;
}
.nav_header li {
    font-size: 18px;
    padding: 20px 30px;
    cursor: pointer;
}
.header_top {
    position: absolute;
    top: 2%;
    width: 100%;
    z-index: 100;
}
.header_top_main {
    /* padding: 5px 0; */
    width: 85%;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header_top img {
    width: 10%;
}
.top_content_case {
    height: 100%;
}
.carousel_case_top {
    height: 100% !important;
    /* background: linear-gradient(0deg,#fff 54.17%,#ebf3ff); */
}
.carousel_case_top .carousel_item {
    
    background: linear-gradient(0deg,#fff 54.17%,#ebf3ff);
}
.carousel_case_top .carousel_item .header_item{
    position: relative;
    height: 100%;
}
.header_item .carousel_item_left {
    width: 40%;
    position: absolute;
    top: 25%;
    left: 8%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}
.carousel_item_left h2 {
    color: #2b2c2f;
    font-weight: 700;
    font-size: 35px;

}
.carousel_item_left p {
    font-size: 44px;
    line-height: 52px;
    color: #2b2c2f;
    font-weight: 600;
    margin: 25px 0 0 0;
}
.carousel_item_left a {
    line-height: 33px;
    color: #545558;
    font-size: 20px;
    margin: 30px 0;
}
.carousel_item_left .item_left_btn {
    margin-top: 20px;
    width: 35%;
    justify-content: space-between;
    display: flex;
}
.item_left_btn a {
    margin: 0;
}
.item_left_btn :nth-child(2) {
    border: 1px solid #0064ff;
    color: #0064ff;
}
.header_item .carousel_item_right {
    width: 50%;
    position: absolute;
    right: 5%;
    top: 0%;
    height: 100%
}
.carousel_item_right img {
    animation: slide 3s infinite alternate linear;
}
@keyframes slide {
    0% {
      transform: translateX(0);
    }
    100% {
      transform: translateX(5%); /* 根据图片总宽度调整 */
    }
}
.carousel_case_top .layui-carousel-ind {
    display: none;
}
.carousel_case_top .layui-carousel-arrow{
    display: none;   
}