body {
    background-color: #800020;
    color: #dcd2c6;
    font-family: "Microsoft YaHei", Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

.header-link {
    display: block;
    margin: 30px 0;
    text-align: center;
    padding: 20px 0;
}

.header-link a {
    color: #8fd1e1;
    font-size: 24px;
    text-decoration: none;
    transition: color 0.3s;
}

.header-link a:hover {
    color: #b8e6f3;
}

.main-content {
    width: 70%;
    margin: 0 auto;
    padding: 40px;
    background-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
}

th, td {
    border: 1px solid #758d71;
    padding: 12px;
    text-align: center;
}

th {
    background-color: #758d71;
    color: #fff;
}

tr:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

h2 {
    color: #8fd1e1;
    margin: 40px 0 20px;
    text-indent: 0;
    text-align: left;
}
.video-container {
    position: relative;
    width: 50%;
    margin: 0 auto;
}

video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
p {
    margin: 15px 0;
    text-indent: 2em;
    text-align: left;
    line-height: 1.8;
}

.image-container {
    text-align: center;
    margin: 40px 0;
}

.image-container img {
    max-width: 100%;
    height: auto;
    margin: 20px 0;
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
}

a {
    color: #8fd1e1;
    text-decoration: none;
    transition: color 0.3s;
}

a:hover {
    color: #b8e6f3;
}

.caption-text {
    text-align: center;
    width: 100%;
    margin: 20px 0;
    text-indent: 0;
}