#Header,#Content,#Footer {
    width: 1200px;
    margin: auto;
}
.head {
    display: flex;
    justify-content: space-between;
    margin: 20px 0;
    border-bottom: 3px solid #B9121A;
    padding-bottom: 20px;
}
.head ul {
    overflow: hidden;
}
.head ul li {
    float: left;
    margin-top: 15px;
    margin-left: 25px;
    font-weight: bold;
    position: relative;
}
.head ul li #CurrentlyNode {
    color: #B9121A;
}
.head ul li #CurrentlyNode::after {
    content: '';
    width: 100%;
    height: 5px;
    border-radius: 97px;
    background: #B9121A;
    position: absolute;
    bottom: -15px;
    left: 0;
}

/*页脚*/
.foot {
    margin-top: 40px;
}
.foot .ft-link {
    background: #F1F0EB;
    line-height: 50px;
    border-bottom: 3px solid #B9121A;
    overflow: hidden;
}
.foot .ft-link li {
    float: left;
    margin: 0 33px;
}
.foot p {
    line-height: 60px;
    text-align: center;
}

/*邮票详情*/
.yptxt span#StampIDsubject {
    display: block;
    text-align: center;
    font-size: 20px;
    font-weight: bold;
    margin: 30px;
}
.yptxt span#StampIDpicture {
    display: block;
    text-align: center;
    margin-bottom: 50px;
}
.yptxt span#StampIDpicture img {
    width: 500px;
    height: 400px;
    object-fit: contain;
}
.yptxt h4 {
    font-weight: bold;
    font-size: 18px;
    margin-bottom: 20px;
    color: #B9121A;
}
.yptxt span#StampIDalt p {
    line-height: 1.8;
    text-indent: 2em;
    margin-top: 15px;
}