resources/css/ext.translate.css
.mw-translate-fuzzy {
background-color: #fdd;
color: #333;
}
.mw-pt-translate-header,
.mw-mb-translate-header {
border-bottom: 1px solid #a2a9b1;
padding-bottom: 0.4em;
font-size: small;
text-align: center;
}
.mw-mb-translate-header {
border-bottom: 0;
}