body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
}

.container {
    max-width: 800px;
    margin: 50px auto;
    padding: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

header {
    background-color: #FF0000;
    color: white;
    padding: 20px 0;
}

header h1 {
    margin: 0;
    font-size: 2em;
    color: white; /* 将 main-title 的文字颜色设置为白色 */
}

main {
    padding: 20px;
}

h1 {
    text-align: center;
    color: #333;
}

p {
    text-align: center;
    color: #666;
}

.icon-section {
    margin: 20px 0;
}

.software-icon {
    width: 100px; /* 根据需要调整图标大小 */
    height: auto;
}

.download-section {
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
    margin: 20px 0;
}

.button-row, .link-row {
    display: flex;
    justify-content: center;
    gap: 10px;
}

.download-button {
    display: inline-block;
    padding: 8px 16px; /* 调整按钮大小 */
    background-color: #FF0000; /* 红色 */
    color: white;
    text-decoration: none;
    border-radius: 5px;
}

.download-button:hover {
    background-color: #CC0000; /* 深红色 */
}

.small-button {
    padding: 8px 16px; /* 调整小按钮大小 */
}

.download-link {
    color: #FF0000; /* 红色 */
    text-decoration: none;
    font-size: 14px; /* 调整超链接大小 */
    margin: 10px;
    transition: color 0.3s;
}

.download-link:hover {
    color: #CC0000; /* 深红色 */
    text-decoration: underline;
}

.footer {
    text-align: center;
    margin-top: 30px;
    color: #999;
}

.system-requirements {
    margin-top: 20px;
}

footer {
    background-color: #007BFF;
    color: white;
    padding: 10px 0;
    position: fixed;
    width: 100%;
    bottom: 0;
}

.fixed-width-btn {
    width: 200px; /* 固定按钮宽度 */
}