/* author: YueLin */

body
{
    margin: 0;
    padding: 0;
    color: #333333;
    line-height: 1.6;
    font-family: Arial, sans-serif;
    background: linear-gradient(to bottom, #f4f4f9, #eaeaea);
}

header
{
    color: #ffffff;
    padding: 20px 10px;
    text-align: center;
    background: #0078d7;
}

.container
{
    padding: 20px;
    max-width: 1100px;
    margin: 20px auto;
    border-radius: 10px;
    background: #ffffff;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

footer
{
    padding: 10px;
    margin-top: 20px;
    color: #ffffff;
    text-align: center;
    background: #0078d7;
}