Menu black 1

.header_nav_wr {
    background-color: #31353a;
    color: #fff;
    border-bottom: 4px solid #232529;
    margin-bottom: 15px;
}
.header_nav li{
    float: left;
    list-style-type:none;
}
.header_nav li a {
    display: block;
    color: #fff;
    text-decoration: none;
    text-transform: uppercase;
    padding: 20px 10px 15px;
}
.header_nav li a:hover{
    color: #00abc8;
}