section {
    width: 1200px;
    min-width: 1200px;
    margin: 0 auto 100px;
}

.header {
    position: relative;
    min-width: 1200px;
    margin-bottom: 60px;
}

.nav {
    width: 1200px;
    min-width: 1200px;
    height: 64px;
    margin: 0 auto;
    background-color: #fff;
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    line-height: 64px;
    border-radius: 100px 100px 0px 0px;
    overflow: hidden;
    display: flex;
}

.nav span {
    flex:1;
    display: block;
    text-align: center;
    position: relative;
}

.nav span::after {
    content: '';
    width: 1px;
    height: 36px;
    background-color: #777;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
}

.nav span:nth-last-child(1)::after {
    content: none;
}
.nav:hover span{
    cursor:pointer
}

/* footer */
.footer {
    background-color: #f6f6f6;
    box-sizing: border-box;
    padding: 36px 0 36px;
    font-size: 16px;
    color: #000;
    text-align: center;
    line-height: 27px;
}

.footer-mt {
    margin-top: 20px;
}

/* 公共样式 */
.bold {
    font-weight: bold;    
}

.active {
	background:#ea608e;
    color:#fff;
}