* {
    padding: 0;
    margin: 0;
}

body {
    max-width: 1920px;
    margin: 0 auto;
}

ul li {
    list-style: none;
}

a {
    text-decoration: none;
}

/* 顶部 */
.top {
    width: 100%;
    height: 100px;
    position: absolute;
    top: 0;
    left: 0;
    transition: all 0.3s ease;
}

.top .content {
    width: 1360px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
}

/* 滚动后添加的类名：吸顶样式 */
.top.fixed-header {
    position: fixed;
    top: 0;
    /* 贴顶部 */
    left: 0;
    z-index: 999;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    background: #fff;
    /* 吸顶后强制白色背景，防止透明穿帮 */
}

/* 顶部 - logo */
.top .logo {
    width: 400px;
    height: 60px;
    margin-top: 20px;
}

.top .logo p {
    text-align: center;
}

.top .logo p:nth-child(1) {
    font-size: 24px;
    font-weight: bold;
}

.top .logo p:nth-child(2) {
    font-size: 12px;
}

/* 顶部 - 导航 */
.top .nav {
    width: 960px;
    height: 100px;
}

.top .nav ul {
    width: 100%;
    height: 100px;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
}

.top .nav ul li {
    width: 150px;
    height: 100px;
    line-height: 100px;
    text-align: center;
}

.top .nav ul li a {
    width: 100%;
    height: 100%;
    display: block;
    color: #333;
    font-size: 24px;
}

.top .nav ul li:hover {
    background: rgba(0, 102, 235, .8);
}

.top .nav ul li a:hover {
    cursor: pointer;
    color: #FFF;
}

/* 底部 */
.footer {
    width: 100%;
    height: auto;
    background: #0066eb;
}

.footer .content {
    width: 1360px;
    height: 230px;
    margin: 0 auto;
    padding-top: 60px;
}

.footer .content .logo {
    width: 100%;
    height: 50px;
}

.footer .content .nav {
    width: 100%;
    height: 80px;
    border-bottom: 3px solid #FFF;
    padding-top: 20px;
}

.footer .content .nav ul {
    width: 100%;
    height: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
}

.footer .content .nav ul li {
    width: 230px;
    height: 80px;
    line-height: 80px;
}

.footer .content .nav ul li a {
    color: #FFF;
    font-size: 32px;
    font-weight: 300;
}

.footer .content .other {
    width: 100%;
    height: 80px;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    font-weight: 200;
}

.footer .content .other p {
    height: 80px;
    line-height: 80px;
    color: #FFF;
    font-size: 24px;
}

.footer .content .other p:nth-child(1) {
    width: 460px;
}

.copyright {
    width: 100%;
    height: 35px;
    text-align: center;
    line-height: 35px;
    color: #FFF;
    font-size: 14px;
    background: #333;
}