Themes.css

.portable-infobox .pi-theme-towerbox .pi-background { background-color: white; }

.portable-infobox .pi-theme-towerbox .pi-image { padding: 10px 0 10px 0; }

.portable-infobox .pi-theme-towerbox .pi-header { border-width: 1px 0 0 0; }