diff --git a/css/swad_desktop.css b/css/swad_desktop.css
index 0a6f9adaa..e059e1950 100644
--- a/css/swad_desktop.css
+++ b/css/swad_desktop.css
@@ -91,7 +91,7 @@ hr.YELLOW_SEPARA {height:0; border-top:0; border-bottom:#BD4815 dotted 1px;}
/************************* Users connected globally **************************/
.CONNECTED
{
- margin:0;
+ margin:0 auto;
border-style:solid;
border-width:1px;
border-color:#80C040;
@@ -391,6 +391,7 @@ hr.YELLOW_SEPARA {height:0; border-top:0; border-bottom:#BD4815 dotted 1px;}
.ICON48x48 {width:48px; height:48px; vertical-align:middle;}
.ICON64x64 {width:64px; height:64px; vertical-align:middle;}
.ICON128x128 {width:128px; height:128px; vertical-align:middle;}
+.ICON8x800 {width:8px; height:800px;}
.BANNER {width:120px; height:40px;}
.BANNER_SMALL {width:60px; height:20px;}
diff --git a/swad_calendar.c b/swad_calendar.c
index 82d8e6af4..62e7581d8 100644
--- a/swad_calendar.c
+++ b/swad_calendar.c
@@ -142,7 +142,7 @@ void Cal_DrawCalendar (void)
/***** Draw several months *****/
fprintf (Gbl.F.Out,"
"
""
- "");
+ "");
for (Row = 0;
Row < 4;
Row++)
diff --git a/swad_centre.c b/swad_centre.c
index 00812f750..08a3c4b4b 100644
--- a/swad_centre.c
+++ b/swad_centre.c
@@ -1966,7 +1966,8 @@ static void Ctr_PutFormToCreateCentre (void)
/***** Institution *****/
fprintf (Gbl.F.Out,""
- " | |