.header .nav .menu {
    width: 300px;
	height: 54px;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
    -ms-flex-direction: column;
    flex-direction: column;
    position: absolute;
    visibility: hidden;
    z-index: 2;
    background: #eee;
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    -ms-flex-align: center;
    align-items: center;
    left: -80px;
    top: 110px;
   
}

.header .nav .menu-item {
    height: 54px;
    width: 100%;
    border-top: 1px solid #ccc;
	margin-left: 0;
}

.header .nav .menu-txt {
    color: #333;
    width: 100%;
    height: 54px;
    line-height: 54px;
    display: block;
    text-align: center;
    font-size: 15px;
    background: #eee
}

.header .nav .menu-txt,
.header .nav .menu-txt:hover {
    -webkit-transition: background 1s;
    transition: background 1s
}

.header .nav .menu-txt:hover {
    background: #2cae58;
    color: #fff
}