@media screen and (max-width: 768px) {
    #single-post-main {
        width: 90%;
        margin: 140px auto 20px auto;
        border: 2px dashed #ccc;
    }

    .single-post-card {
        padding: 10px;
    }

    .single-news-card-image {
        display: none;
    }

    .post-navigation {
        margin-top: 5px;
    }

    .post-navigation a {
        padding: 4px 2px;
    }

    .post-title {
        font-size: 2rem;
    }
}