@media (max-width: 992px) {
    .content {
        flex-direction: column-reverse;
    }

    .left-content,
    .right-content {
        width: 100%;
        padding: 0 12px;
    }

    .right-content h1 {
        font-size: 50px;
    }

    .box {
        margin-top: 40px;
    }
}

@media (max-width: 768px) {
    .right-content h1 {
        font-size: 45px;
    }

    .right-content p {
        font-size: 18px;
    }

    .box a {
        font-size: 16px;
    }
}

@media (max-width: 576px) {
    .right-content h1 {
        font-size: 40px;
    }

    .right-content p {
        font-size: 16px;
        margin-bottom: 20px;
        line-height: 24px;
    }
    
    .doc-nav {
        display: none;
    }

    .content {
        margin-top: 121px;
    }
}