.m-wrap {
    height: 60px;
    margin-top: 14px;
    background-color: #00757C;
}

ul.main-menu {
    margin: 14px -1px 0;
    font-size: 0;
    display: table;
    text-align: center;
    margin-top: -1px;
}

ul.main-menu li {
    background-color: #00757c;
    -webkit-transition: all .3s ease-out;
    -moz-transition: all .3s ease-out;
    -ms-transition: all .3s ease-out;
    -o-transition: all .3s ease-out;
    transition: all .3s ease-out;
    display: table-cell;
    width: 14.2857143%;
    border: 1px solid #fff;
    vertical-align: top;
}

ul.main-menu li:hover {
    background-color: #00555e;
}

ul.main-menu a {
    display: table;
    text-align: center;
    border: 0;
    padding: 0 15px;
    height: 60px;
    width: 100%;
}

ul.main-menu span {
    display: table-cell;
    vertical-align: middle;
    color: #fff;
    line-height: 1.2;
    text-transform: uppercase;
    font-weight: 600;
    font-size: 13px;
}

@media screen and (max-width: 1599px) {
    ul.main-menu li {
        display: inline-block;
        width: 20%;
    }
    .m-wrap {
        height: auto;
        background: none;
    }
}

@media screen and (max-width: 1023px) {
    ul.main-menu li {
        width: 33.33%;
    }
}

@media screen and (max-width: 767px) {
    ul.main-menu li {
        width: 50%;
    }
    ul.main-menu a {
        height: 60px;
    }
    ul.main-menu span {
        font-size: 14px;
    }
}

@media screen and (max-width: 479px) {
    ul.main-menu li {
        width: 100%;
    }
    ul.main-menu a {
        height: 50px;
    }
    ul.main-menu span {
        font-size: 13px;
    }
}