/* 设置全局样式 */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.main{
    flex-grow: 1;
    overflow:auto;
    height: 50%;
}

/* 设置页眉样式 */
header {
    background-color: #333;
    color: #fff;
    padding: 10px;
    position:sticky;
    top:0px;
}

header>h1 {
    margin-left: 10px;
}

header>div>img {
    height: 50px;
    border-radius: 50%;
    position: absolute;
    top: 15px;
    right: 10px;
}

header>div>p {
    border-radius: 50%;
    position: absolute;
    top: 60px;
    right: 10px;
}

/* 设置导航栏样式 */
nav {
    background-color: #f2f2f2;
    padding: 10px;
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    text-align: center;
}

nav ul li {
    display: inline-block;
    margin-right: 10px;
}

nav ul li a {
    color: #333;
    text-decoration: none;
    padding: 5px 10px;
}

nav ul li a:hover {
    background-color: #333;
    color: #fff;
}



/* 设置各个部分的样式 */
section {
    padding: 20px;
    margin-bottom: 20px;
}

section h2 {
    color: #333;
    font-size: 24px;
}

section p {
    color: #666;
    font-size: 16px;
}

/* 设置页脚样式 */
footer {
    background-color: #333;
    color: #fff;
    padding: 10px;
    text-align: center;
    position:sticky;
    bottom:0px;
}

.link{
    color: #2983cc;
    cursor: pointer;
}