.readable {
    margin: 0px auto;
    max-width: 758px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    padding-top: 40px;
    padding-bottom: 40px;
    overflow: visible !important;
}
.md-display h2 {
    padding-bottom: 0.3em;
    font-size: 1.5em;
    border-bottom: 1px solid #eee;
}

.md-display p, .md-display blockquote, .md-display ul, .md-display ol, .md-display dl, .md-display table, .md-display pre {
    margin-top: 0;
    margin-bottom: 16px;
}

.md-display img, .cm-line img {
    max-width: 80%;
}

.b-divider {
    width: 100%;
    height: 3rem;
    background-color: rgba(0, 0, 0, .1);
    border: solid rgba(0, 0, 0, .15);
    border-width: 1px 0;
    box-shadow: inset 0 .5em 1.5em rgba(0, 0, 0, .1), inset 0 .125em .5em rgba(0, 0, 0, .15);
}

.user-icon {
    max-height: 30px;
    border-radius: 50%;
}

code {
    width: 95%;
    /* don't 100%, you need space for the four whitespaces if indentation is used */
    display: inline-block;
    line-height: 1.7;
    background-color: rgb(246, 246, 246);
}