.menu {
    width: 100%;
    height: 3.75rem;
    padding: 0 0.625rem;
    position: absolute;
    left: 0;
    top: 0;
}

.logo a:first-child {
    display: inline-block;
    width: 6.5625rem;
    margin-right: 1.5625rem;
}

.logo a:last-child {
    display: inline-block;
    width: 4.4375rem;
}

.openlist,
.closelist {
    width: 1.875rem;
    height: 1.75rem;
}

.nav {
    display: none;
    width: 100%;
    height: 100vh;
    background-color: #1c3d7b;
    border-bottom: 1px solid #607aaa;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 999;
    padding-top: 3.75rem;
    overflow-y: auto;
}

.closelist {
    position: absolute;
    top: 1rem;
    right: 0.9375rem;
}

.nav li {
    padding: 0 0.9375rem;
    border-top: 1px solid #607aaa;
}

.nav li a {
    font-size: 1.125rem;
    line-height: 2.5rem;
    font-weight: bold;
    color: #ffffff;
}

.listbtn {
    width: 0.625rem;
    height: 0.625rem;
    position: relative;
}

.listbtn img {
    position: absolute;
    top: 0;
    left: 0;
}

.fold {
    display: none;
}

.minlist {
    display: none;
    padding: 0.3125rem 0.9375rem;
    border-top: 1px solid #607aaa;
}

.minlist p a {
    font-size: 1.125rem;
    line-height: 2.5rem;
    color: #b0c8f7;
}