.nav-opener .bar:nth-child(1) {
    top: 16px;
    width: 19px;
}
.nav-opener .bar:nth-child(2) {
    top: 23px;
    width: 19px !important;
}
.nav-opener .bar:nth-child(3) {
    top: 30px;
    width: 19px !important;
}