.navbar a:not(:last-child)::after {
    content: "|";
    margin: 0 2px;
    color: #000;
}

@media only screen and (min-width: 768px) {
    .navbar a:not(:last-child)::after {
        margin: 0 10px;
    }
}

.navbar {
    display: flex;
    flex-wrap: wrap;
}


pre {
    white-space: pre-wrap;
    width: 100%;
    overflow-x: auto;
    background-color: #f4f4f4;
}


body,
html,
p,
h1,
h2,
h3,
.author-date,
.blog-title,
.author,
.date {
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
}


*,
*::before,
*::after {
    box-sizing: border-box;
}