MediaWiki:Vector.css

/* CSS placed here will affect users of the Vector skin */

.thumb.tright {
     clear: none !important;
}

h4 {
     font-size: 116%;
     font-style: italic;
     margin-left: 4px;
}

.mw-body-content {
    font-size: .82em;
}

#pt-logout {
    display: none;
}