Template:Infobox Sovereign Territory/styles.css

/* Small blue info box (similar to ib-pol-div-other, but boxed) */
.ib-pol-div-note {
    background-color: #eef5ff;        /* light blue */
    border-left: 3px solid #a7c3ff;   /* blue accent */
    padding: 0.3em 0.5em;
    margin: 0.3em 0 0.3em 0;
    font-size: 80%;                   /* small text */
    line-height: 1.3em;
}