Template:Version nav/styles.css

/* Container styling */
.mw-parser-output .ooo-version-nav {
    margin-top: 1em;
    padding: 0;
    font-size: 90%;
    text-align: left;
}

/* Tame the evil <pre> inside the nav */
.mw-parser-output .ooo-version-nav pre {
    margin: 0;
    padding: 0;
    background: none;
    border: 0;
    display: inline;        /* behave like inline text */
    white-space: normal;    /* treat newline as regular space */
}