/* Responsive design */
@media (max-width: 599px) {
    .logo {
        width: 30vw;
    }
    .hamburger-menu {
        display: flex;
    }

    .nav-menu {
        z-index: 1;
        display: flex;
        transition: .5s all ease-in;
        opacity: 0;
        flex-direction: column;
        position: absolute;
        top: 60px;
        right: -1000px;
        width: 50%;
        height: 100%;
        background: #fff;
        padding: 1rem 0;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    }

    .nav-menu.active {
        
        opacity: 1;
        right: 0px;
    }

    .nav-menu li {
        margin: 1rem 0;
        text-align: center;
    }
    nav ul li a {
        font-size: 4vw;
    }
    body p {
        font-size: 4vw;
    }
    .firstview {
        flex-direction: column;
    }
    .hero-content h1 {
        font-size: 8vw;
    }
    h2 {
        font-size: 7vw;
        line-height: 1.5;
    }
    .hero-content {
        order: 2;
    }
    .firstview {
        padding: 15vw 5vw;
    }
    .firstview .img_wrap {
        width: unset;
    }
    .catch {
        font-size: 6vw;
    }
    section {
        padding: 15vw 10vw;
    }
    section ,.flex_wrap{
        flex-direction: column;
    }
    section div p {
        line-height: 2;
    }
    #service .flex_center {
        width: unset;
    }
    #service .img_wrap {
        width: unset;
    }
    #blockchain-wallet .flex_center {
        width: unset;
        padding-left: unset; 
        order: 2;
    }
    #blockchain-wallet .img_wrap {
        width: unset;
    }
    #cloud-wallet {
        padding-left: 7vw;
    }
    #cloud-wallet .flex_center {
        width: unset;
        order: 2;

    }
    #cloud-wallet .img_wrap {
        width: unset;
    }
    #security {
        padding-bottom: 15vw;
    }
    .security-image {
        margin-top: unset;
    }
    .img_wrap {
        margin-bottom: 10vw;
    }
    .icon_wrap {
        flex-direction: column;
        margin-top: 15vw;
        margin-bottom: 15vw;
    }
    .item {
        width: 50%;
        margin: 0 auto;
    }
    .item p{
        font-size: 6vw;
    }
    .partner-logos {
        flex-direction: column;
        margin-top: 15vw;
        margin-bottom: 15vw;
    }
    .partner-logos img {
        width: 60%;
        margin: 5vw auto;
    }
    #synthoria p {
        width: unset;
    }
    #synthoria br {
        display: block;
    }
    .footer-container {
        flex-direction: column;
        margin-left: 5vw;
    }
    .social {
        margin: 10vw 0; 
    }
    .social ul li a {
        font-size: 4vw;
    }
    .social h4 {
        font-size: 5vw;
    }
    .copy {
        font-size: 12px;
    }
}