body {
    font-family: '微软雅黑', Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f7f7f7;
    color: #222;
}
header {
    background: #4caf50;
    color: #fff;
    padding: 20px 0 10px 0;
    text-align: center;
}
nav ul {
    list-style: none;
    padding: 0;
    margin: 10px 0 0 0;
    display: flex;
    justify-content: center;
    gap: 30px;
}
nav a {
    color: #fff;
    text-decoration: none;
    font-size: 18px;
    transition: color 0.2s;
}
nav a:hover {
    color: #ffd700;
}
main {
    max-width: 900px;
    margin: 30px auto;
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
section {
    margin-bottom: 40px;
}
.gallery {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: flex-start;
}
.gallery img {
    width: 220px;
    height: 140px;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.10);
    background: #eee;
}
.videos {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}
.videos video {
    width: 320px;
    height: 180px;
    border-radius: 8px;
    background: #000;
}
footer {
    text-align: center;
    color: #888;
    padding: 20px 0;
    background: #f0f0f0;
    margin-top: 40px;
    font-size: 15px;
}
.team-intro {
    background: #e8f5e9;
    padding: 18px 22px;
    border-radius: 8px;
    margin-top: 10px;
    box-shadow: 0 1px 4px rgba(76,175,80,0.08);
}
.team-intro ul {
    margin: 12px 0 12px 20px;
    padding: 0;
}
.team-intro li {
    margin-bottom: 6px;
    font-size: 16px;
}
.team-intro strong {
    color: #388e3c;
}