/*
 Theme Name:   GeneratePress Child
 Theme URI:    https://generatepress.com
 Description:  Default GeneratePress child theme
 Author:       Tom Usborne
 Author URI:   https://tomusborne.com
 Template:     generatepress
 Version:      0.1
*/

.main-navigation .main-nav ul li a {
  padding-left: 6px;
  padding-right: 6px;
}

.main-navigation .main-nav ul {
  gap: 12px;
}

.site-header .inside-header.grid-container {
    max-width: 1400px;
    width: 100%;
}

<style>
/* Single blog post page */
.single-post .site-content {
    background: #2d3e59;
    padding: 70px 20px 90px;
}

/* White post container */
.single-post .inside-article {
    max-width: 950px;
    margin: 0 auto;
    background: #ffffff;
    padding: 48px 56px;
}

/* Featured image on single post */
.single-post .featured-image,
.single-post .post-image {
    margin-bottom: 34px;
}

.single-post .featured-image img,
.single-post .post-image img,
.single-post .wp-post-image {
    width: 100%;
    max-height: 520px;
    object-fit: cover;
    display: block;
}

/* Post title */
.single-post .entry-title {
    color: #2d3e59;
    font-size: 42px;
    line-height: 1.15;
    font-weight: 700;
    margin-bottom: 18px;
}

/* Meta */
.single-post .entry-meta {
    color: rgba(45, 62, 89, 0.72);
    font-size: 15px;
    margin-bottom: 28px;
}

/* Main post text */
.single-post .entry-content {
    color: #2d3e59;
    font-size: 18px;
    line-height: 1.7;
}

/* Links inside post */
.single-post .entry-content a {
    color: #2d3e59;
    font-weight: 700;
    text-decoration: underline;
    text-decoration-color: #fecb00;
    text-underline-offset: 4px;
}

.single-post .entry-content a:hover {
    color: #fecb00;
}

/* Headings inside post */
.single-post .entry-content h2,
.single-post .entry-content h3 {
    color: #2d3e59;
    margin-top: 34px;
    margin-bottom: 14px;
    line-height: 1.25;
}

/* Mobile */
@media (max-width: 768px) {
    .single-post .site-content {
        padding: 40px 16px 70px;
    }

    .single-post .inside-article {
        padding: 34px 24px;
    }

    .single-post .entry-title {
        font-size: 32px;
    }

    .single-post .entry-content {
        font-size: 17px;
    }

    .single-post .featured-image img,
    .single-post .post-image img,
    .single-post .wp-post-image {
        max-height: 340px;
    }
}
</style>