html,
body {
    height: 100%;
    background: rgb(255, 255, 255);
}

.airback {
    width: 100%;
    height: 120px;
}

.header-section {
    display: flex;
}

.header {
    position: relative;
    margin: auto;
    background: rgb(250, 250, 250);
    z-index: 999;
    justify-content: center;
    top: 0;
    /* transform: translate(-50%, 10%); */
    width: 90%;
    height: 80px;
    border-radius: 12px;
    text-align: center;
    color: #fff;
    line-height: 80px;
    font-size: 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    transition: all .3s;
}

.header a {
    text-decoration: none;
    color: gray;
    transition: all .3s;
}

.header a:hover {
    color: rgb(0, 132, 255);
}

html,
body {
    height: 100%;
    overflow-x: hidden;
    /* overflow-y: scroll; */
}

body::-webkit-scrollbar {
    /* Chrome, Safari 和 Opera */
    display: none;
}

.footer-area {
    position: relative;
    margin-top: 150px;
    bottom: 0;
}

.f-container {
    display: grid;
    place-items: center;
}

.f-container {
    min-height: 100%;
    display: flex;
    /* 容器为flex布局 */
    flex-direction: column;
    /* 方向为纵向，保持正常的从上到下文档流 */
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

.f-container {
    font-family: SOURCEHANSANSSC-NORMAL;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.fa-info h3 {
    font-size: 17px;
}

.fa-info a {
    font-size: 14px;
}

footer {
    color: #000000;
    padding: 20px;
}

footer {
    position: absolute;
    margin-top: auto;
    /* 设置footer的上外边距为auto */
    /* width: 100%; */
    background-color: #ffffff;
    box-sizing: border-box;
    padding: 0;
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    place-self: center;
}

.footer-area a {
    position: relative;
    /* 设置元素为相对定位，为伪元素提供定位上下文 */
    display: inline-block;
    /* 让元素包裹文本内容，以实现文字下划线 */
    text-decoration: none;
    color: rgb(83, 83, 83);
}

.footer-area a:before {
    content: "";
    /* 生成一个伪元素 */
    position: absolute;
    /* 设置伪元素为绝对定位，相对于包含块 */
    border-radius: 12px;
    top: 20px;
    left: 0;
    /* 将伪元素的左边距设置为0，以实现从左到右的运动效果 */
    width: 0;
    /* 将伪元素的宽度设置为0，初始时不可见 */
    height: 2px;
    /* 设置伪元素的高度为2像素，作为下划线的宽度 */
    background-color: rgb(150, 150, 150);
    /* 设置下划线的颜色为黑色 */
    transition: width 0.3s;
    /* 使用过渡动画实现从0到100%宽度的效果 */
}

.footer-area a:hover:before {
    width: 100%;
    /* 悬停时将伪元素的宽度设置为100%，显示完整的下划线 */
}

.fa-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.f-logo img {
    position: relative;
    width: 90%;
    left: 90px;
}

.t-h2 {
    position: relative;
    top: 30px;
    text-align: center;
    font-size: 70px;
}

.ptname-2 {
    position: relative;
    top: 40px;
    right: 30px;
    background: -webkit-linear-gradient(bottom, rgb(127, 0, 255), rgb(241, 135, 255));
    -webkit-text-fill-color: transparent;
    -webkit-background-clip: text;
    font-size: 20px;
}

.platform-icon {
    position: absolute;
    right: 0;
    margin-right: 110px;
    margin-top: 140px;
    display: grid;
    grid-template-columns: repeat(3, 2fr);
    /* 3 列，等宽 */
    direction: rtl;
    /* 从右至左布局 */
    gap: 10px;
}

.platform-icon img {
    width: 25px;
    /* 设置宽度 */
    height: 25px;
    /* 设置高度 */
}

.info-desc {
    position: relative;
    font-family: SOURCEHANSANSSC-LIGHT;
    font-size: 13px;
    top: 180px;
    text-align: right;
    color: gray;
    right: 100px;
}

.info-link {
    /* position: relative; */
    width: 500px;
    height: 70px;
    font-family: SOURCEHANSANSSC-LIGHT;
    font-size: 20px;
    /* top: 200px; */
    margin-top: 200px;
    margin-left: 20%;
    text-align: center;
    border-radius: 12px;
    color: gray;
    background: rgb(255, 255, 255);
    box-shadow: 10px 5px 15px rgba(0, 0, 0, 0.2);
    transition: all .3s;
}

.info-link:hover {
    transform: scale(1.01);
}

.info-link a {
    position: relative;
    top: 20px;
    text-decoration: none;
    background: black;
    -webkit-text-fill-color: transparent;
    -webkit-background-clip: text;
    transition: all .3s;
}

.info-link a:hover {
    background: -webkit-linear-gradient(bottom, rgb(127, 0, 255), rgb(241, 135, 255));
    -webkit-text-fill-color: transparent;
    -webkit-background-clip: text;
}

.banner-box {
    padding: 0;
    margin: 0;
}

.banner-box img {
    width: 500px;
}

.wrapper {
    position: relative;
    width: 100%;
    height: 100px;
    top: 100px;
}

.info-name {
    position: absolute;
    margin-left: 38%;
    font-family: SOURCEHANSANSSC-BOLD;
    font-size: 70px;
}

.container {
    display: flex;
}