chore: fusion de deux lignes css .spip_logo

Fix: #4880 (closed)

css/spip.css

@@ -77,9 +77,7 @@ pre, code, kbd, samp, var, tt, .spip_code, .spip_cadre { font-family: 'Courier N
 
 
 /* Logos, documents et images */
-.spip_logo { float:right; margin: 0 0 10px 10px; padding:0; border: none; }
-
-.spip_logo { margin: 0 0 10px 10px; padding: 0; border: none; }
+.spip_logo { float:right; margin: 0 0 10px 10px; padding: 0; border: none; }
 .spip_logo_center { clear: both; display: block; margin: 0 auto 1.5em auto; }
 .spip_logo_left { float: left; margin-right: 1.5em; margin-bottom: 1.5em; }
 .spip_logo_right { float: right; margin-left: 1.5em; margin-bottom: 1.5em; }