piwigo/plugins/language_switch/language_switch.css

@import "language_switch-default.css";

.flag-pan { border:1px solid; background-color: #111; }
.menuf .flags {border-color: #000 !important; }

.flag-pan { 	border-radius: 8px; } /* round corners with CSS3 compliant browsers */
.flag-pan { -moz-border-radius:8px; } 
.flag-pan { -webkit-border-radius: 8px; }