body {
    background: url('../assets/images/bg.webp') no-repeat center center fixed;
    background-size: cover;
    font-family: 'Microsoft YaHei', sans-serif;
    margin: 0;
    padding: 0;
    text-align: center;
}

.container {
    padding: 1rem;
}

.main {
    background: #fff;
    border: 6px solid #177f2e;
    border-radius: 20px;
    padding: 2rem;
    max-width: 600px;
    margin: 2rem auto;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

h1 {
    color: #fbb360;
    font-size: 2rem;
    font-weight: bold;
}

.domain {
    font-size: 3rem;
    color: blue;
    font-weight: bold;
}

a {
    display: block;
    padding: 1rem;
    margin: 0.75rem 0;
    font-size: 1.5rem;
    color: #333;
    text-decoration: none;
    border-radius: 10px;
    background: linear-gradient(to top, #eee, #fff);
    border: 1px solid #ccc;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    transition: 0.3s;
}

a:hover {
    background: #d4f1d4;
}

.note {
    color: red;
    font-size: 1.2rem;
    margin-top: 2rem;
}

/* 响应式 */
@media (max-width: 480px) {
    .main {
        padding: 1rem;
        border: 4px solid #fbb360;
    }

    h1 {
        font-size: 1.5rem;
    }

    a {
        font-size: 1.2rem;
        padding: 0.75rem;
    }

    .domain {
        font-size: 2rem;
    }
}