.mmbtn {
    display: none;
    position: absolute;
    width: 34px;
    top: 30px;
    right: 30px;
    cursor:pointer;
}

.mmbtn img {
    position: absolute;
    width: 100%;
}
.r320wrap {
    display: none;
    width: 96%;
    margin: 0 2%;
    z-index: 9999;
    position: absolute;
    top: 88px;
    left: 0;
    bottom: 0;
    margin-bottom: 0;
}

.r320wrap > ul {
    background: #fff;
    border-top: #ededed 3px solid;
    position: fixed;
    top: 88px;
    right: 0;
    bottom: 0;
    left: 0;
    overflow-y: auto;
    list-style: none;
}

.r320wrap > ul > li > a {
    text-transform: uppercase;
}

.r320wrap ul li {
    list-style: none;
}

.r320wrap a {
    display: block;
    color: #6c6c6c;
    padding: 14px 20px;
    border-bottom: #ededed 1px solid;
    font-size: 21px !important;
    text-decoration: none;
    text-align: left;
}

.r320wrap ul li ul {
    padding-left: 20px;
}

.r320active {
    background: #fff;
    color: #a5ce43 !important;
    font-weight: bold;
}

.r320item {
    position: relative;
}

.r320exp {
    width: 20px;
    display: block;
    position: absolute;
    top: 0;
    right: 0;
    text-align: center;
}

.r320exp img {
    width: 100%;
}

    .r320wrap ul li {
    list-style: none;
}
@media screen and (max-width:1120px) {
    .mmbtn {
        display: block;
    }
}