* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
    background: #0a0e17;
    color: #ffffff;
    line-height: 1.6;
}

a {
    color: #ffcc00;
    text-decoration: none;
}

a:hover {
    color: #ffd700;
    text-decoration: underline;
}

header {
    background: rgba(10, 14, 23, 0.95);
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 204, 0, 0.2);
}

.logo-img {
    height: 50px;
    width: auto;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.btn {
    display: inline-block;
    padding: 10px 30px;
    background: #ffcc00;
    color: #0a0e17;
    border-radius: 5px;
    font-weight: bold;
    transition: all 0.3s;
}

.btn:hover {
    background: #ffd700;
    transform: scale(1.05);
    text-decoration: none;
}