@media (max-width: 768px) {    
    .hamburger-menu span {
        display: block;
        width: 20px;
        height: 2px;
        margin: 4px;
        background: #86b54d;
        border-radius: 1px;
    }
    
    .header-image-container-al {
    background-image: url(/wp-content/themes/PipacsWeb/images/fejlec-graf.jpg);