.navbar-toggler {
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 0.5rem;
    border-radius: 8px;
    width: 48px;
    height: 48px;
    transition: all 0.3s ease;
}

    .navbar-toggler:hover {
        border-color: white;
        background-color: rgba(255, 255, 255, 0.1);
    }

    .navbar-toggler:focus {
        box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.3);
    }

.hamburger {
    width: 22px;
    height: 16px;
    position: relative;
    margin: auto;
}

    .hamburger span {
        display: block;
        height: 2px;
        width: 100%;
        background: white;
        border-radius: 1px;
        transition: 0.3s ease;
        position: absolute;
    }

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

        .hamburger span:nth-child(2) {
            top: 7px;
        }

        .hamburger span:nth-child(3) {
            top: 14px;
        }

.navbar-toggler[aria-expanded="true"] .hamburger span:nth-child(1) {
    transform: rotate(45deg);
    top: 7px;
}

.navbar-toggler[aria-expanded="true"] .hamburger span:nth-child(2) {
    opacity: 0;
}

.navbar-toggler[aria-expanded="true"] .hamburger span:nth-child(3) {
    transform: rotate(-45deg);
    top: 7px;
}

.navbar-toggler-icon {
    display: none;
}