.mobile_menu_trigger {
    background: none;
    border: none;
    outline: none;
    width: 30px;
    height: 20px;
    position: relative;
    margin: 0 auto;
    -webkit-transform: rotate(0deg);
    -moz-transform: rotate(0deg);
    -o-transform: rotate(0deg);
    transform: rotate(0deg);
    -webkit-transition: .5s ease-in-out;
    -moz-transition: .5s ease-in-out;
    -o-transition: .5s ease-in-out;
    transition: .5s ease-in-out;
    cursor: pointer;
    z-index: 103;
}

.mobile_menu_trigger span {
    display: block;
    position: absolute;
    height: 2px;
    width: 100%;
    background: #00498f;
    opacity: 1;
    left: 0;
    -webkit-transform: rotate(0deg);
    -moz-transform: rotate(0deg);
    -o-transform: rotate(0deg);
    transform: rotate(0deg);
    -webkit-transition: .25s ease-in-out;
    -moz-transition: .25s ease-in-out;
    -o-transition: .25s ease-in-out;
    transition: .25s ease-in-out;
}

.mobile_menu_trigger span:nth-child(1) {
    top: 0px;
}

.mobile_menu_trigger span:nth-child(2),
.mobile_menu_trigger span:nth-child(3) {
    top: 50%;
    margin-top: -1px;
}

.mobile_menu_trigger span:nth-child(4) {
    bottom: 0;
}

.mobile_menu_trigger.active {
    height: 28px;
}

.mobile_menu_trigger.active span {
    background-color: #f6921e;
    height: 4px;
}

.mobile_menu_trigger.active span:nth-child(1) {
    bottom: 0;
    width: 0%;
    left: 50%;
}

.mobile_menu_trigger.active span:nth-child(2) {
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    transform: rotate(45deg);
}

.mobile_menu_trigger.active span:nth-child(3) {
    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
    transform: rotate(-45deg);
}

.mobile_menu_trigger.active span:nth-child(4) {
    bottom: 0;
    width: 0%;
    left: 50%;
}