menu_toggle.css

.menu-toggle {
    position: fixed;
    top: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 50px;
    height: 50px;
    cursor: pointer;
    z-index: 1;
}

.bar {
    width: 100%;
    height: 8px;
    background-color: #333;
    margin: 4px 1%;
    transition: background-color 0.3s;
}

.menu-toggle.active .bar:nth-child(1) {
    transform: translateY(15px) rotate(45deg);
}

.menu-toggle.active .bar:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active .bar:nth-child(3) {
    transform: translateY(-15px) rotate(-45deg);
}