diff --git a/css/swad19.36.css b/css/swad19.38.1.css
similarity index 99%
rename from css/swad19.36.css
rename to css/swad19.38.1.css
index 29bf01f2..10ebd138 100644
--- a/css/swad19.36.css
+++ b/css/swad19.38.1.css
@@ -1304,6 +1304,30 @@ a:hover						/* Default ==> underlined */
 	vertical-align:middle;
 	}
 
+/********************************* Hierarchy *********************************/
+.HIE_SEL
+	{
+	width:175px;
+	}
+.HIE_LOGO
+	{
+	text-align:left;
+	vertical-align:middle;
+	width:25px;
+	}
+
+#chart_div
+	{
+	width:600px;
+	margin:12px auto;
+	}
+
+/********************************* Hierarchy *********************************/
+.PLC_SEL
+	{
+	width:60px;
+	}
+
 /*********************************** Month ***********************************/
 .CALENDAR
 	{
diff --git a/swad_attendance.c b/swad_attendance.c
index 0003b077..3f098d84 100644
--- a/swad_attendance.c
+++ b/swad_attendance.c
@@ -3353,7 +3353,7 @@ static void Att_WriteRowUsrSeveralAttEvents (unsigned NumUsr,struct UsrData *Usr
    /***** Show user's photo *****/
    if (Gbl.Usrs.Listing.WithPhotos)
      {
-      Tbl_TD_Begin ("class=\"LM COLOR%u\" style=\"width:22px;\"",Gbl.RowEvenOdd);
+      Tbl_TD_Begin ("class=\"LM COLOR%u\"",Gbl.RowEvenOdd);
       ShowPhoto = Pho_ShowingUsrPhotoIsAllowed (UsrDat,PhotoURL);
       Pho_ShowUsrPhoto (UsrDat,ShowPhoto ? PhotoURL :
                                            NULL,
diff --git a/swad_centre.c b/swad_centre.c
index 8fdf19a2..36b840d3 100644
--- a/swad_centre.c
+++ b/swad_centre.c
@@ -1409,7 +1409,7 @@ void Ctr_WriteSelectorOfCentre (void)
 
    /***** Start form *****/
    Frm_StartFormGoTo (ActSeeDeg);
-   fprintf (Gbl.F.Out,"<select id=\"ctr\" name=\"ctr\" style=\"width:175px;\"");
+   fprintf (Gbl.F.Out,"<select id=\"ctr\" name=\"ctr\" class=\"HIE_SEL\"");
    if (Gbl.Hierarchy.Ins.InsCod > 0)
       fprintf (Gbl.F.Out," onchange=\"document.getElementById('%s').submit();\"",
                Gbl.Form.Id);
@@ -1515,8 +1515,7 @@ static void Ctr_ListCentresForEdition (void)
       Tbl_TD_End ();
 
       /* Centre logo */
-      Tbl_TD_Begin ("title=\"%s\" class=\"LM\" style=\"width:25px;\"",
-                    Ctr->FullName);
+      Tbl_TD_Begin ("title=\"%s\" class=\"HIE_LOGO\"",Ctr->FullName);
       Log_DrawLogo (Hie_CTR,Ctr->CtrCod,Ctr->ShrtName,20,NULL,true);
       Tbl_TD_End ();
 
@@ -1526,7 +1525,7 @@ static void Ctr_ListCentresForEdition (void)
 	{
 	 Frm_StartForm (ActChgCtrPlc);
 	 Ctr_PutParamOtherCtrCod (Ctr->CtrCod);
-	 fprintf (Gbl.F.Out,"<select name=\"PlcCod\" style=\"width:62px;\""
+	 fprintf (Gbl.F.Out,"<select name=\"PlcCod\" class=\"PLC_SEL\""
 			    " onchange=\"document.getElementById('%s').submit();\">",
 		  Gbl.Form.Id);
 	 fprintf (Gbl.F.Out,"<option value=\"0\"");
@@ -1564,7 +1563,6 @@ static void Ctr_ListCentresForEdition (void)
 			    " onchange=\"document.getElementById('%s').submit();\" />",
 		  Hie_MAX_CHARS_SHRT_NAME,Ctr->ShrtName,Gbl.Form.Id);
 	 Frm_EndForm ();
-	 Tbl_TD_End ();
 	}
       else
 	 fprintf (Gbl.F.Out,"%s",Ctr->ShrtName);
@@ -1582,7 +1580,6 @@ static void Ctr_ListCentresForEdition (void)
 			    " onchange=\"document.getElementById('%s').submit();\" />",
 		  Hie_MAX_CHARS_FULL_NAME,Ctr->FullName,Gbl.Form.Id);
 	 Frm_EndForm ();
-	 Tbl_TD_End ();
 	}
       else
 	 fprintf (Gbl.F.Out,"%s",Ctr->FullName);
@@ -2523,13 +2520,13 @@ static void Ctr_PutFormToCreateCentre (void)
    Tbl_TD_End ();
 
    /***** Centre logo *****/
-   Tbl_TD_Begin ("class=\"LM\" style=\"width:25px;\"");
+   Tbl_TD_Begin ("title=\"%s\" class=\"HIE_LOGO\"",Ctr_EditingCtr->FullName);
    Log_DrawLogo (Hie_CTR,-1L,"",20,NULL,true);
    Tbl_TD_End ();
 
    /***** Place *****/
    Tbl_TD_Begin ("class=\"LM\"");
-   fprintf (Gbl.F.Out,"<select name=\"PlcCod\" style=\"width:62px;\">"
+   fprintf (Gbl.F.Out,"<select name=\"PlcCod\" class=\"PLC_SEL\">"
                       "<option value=\"0\"");
    if (Ctr_EditingCtr->PlcCod == 0)
       fprintf (Gbl.F.Out," selected=\"selected\"");
diff --git a/swad_changelog.h b/swad_changelog.h
index 60726a14..9c1d4203 100644
--- a/swad_changelog.h
+++ b/swad_changelog.h
@@ -487,13 +487,14 @@ enscript -2 --landscape --color --file-align=2 --highlight --line-numbers -o - *
 En OpenSWAD:
 ps2pdf source.ps destination.pdf
 */
-#define Log_PLATFORM_VERSION	"SWAD 19.37 (2019-10-17)"
-#define CSS_FILE		"swad19.36.css"
+#define Log_PLATFORM_VERSION	"SWAD 19.38.1 (2019-10-17)"
+#define CSS_FILE		"swad19.38.1.css"
 #define JS_FILE			"swad19.35.js"
 /*
 // TODO: Perico: poner un candado de bloqueo de creación/edición de proyectos (por ejemplo en asignaturas obsoletas)
 // TODO: Hacer un nuevo rol en los TFG: tutor externo (profesor de áreas no vinculadas con el centro, profesionales de empresas, etc.)
 
+	Version 19.38.1:  Oct 17, 2019	Some CSS styles converted to CSS classes. (245636 lines)
 	Version 19.38:    Oct 17, 2019	Filter to select faulty/faltless projects. (245624 lines)
 	Version 19.37:    Oct 16, 2019	New filter to select faulty/faltless projects. Not yet filtered. (245543 lines)
 	Version 19.36:    Oct 16, 2019	Some CSS styles converted to CSS classes. (245424 lines)
diff --git a/swad_country.c b/swad_country.c
index 71224806..3aa5b6b6 100644
--- a/swad_country.c
+++ b/swad_country.c
@@ -630,11 +630,7 @@ void Cty_ListCountries2 (void)
 
    /***** Div for Google Geochart *****/
    if (Gbl.Action.Act == ActSeeCty)
-     {
-      fprintf (Gbl.F.Out,"<div id=\"chart_div\""
-	                 " style=\"width:600px; margin:12px auto;\">"
-                         "</div>");
-     }
+      fprintf (Gbl.F.Out,"<div id=\"chart_div\"></div>");
 
    /***** Free list of countries *****/
    Cty_FreeListCountries ();
@@ -1224,7 +1220,7 @@ void Cty_WriteSelectorOfCountry (void)
 
    /***** Start form *****/
    Frm_StartFormGoTo (ActSeeIns);
-   fprintf (Gbl.F.Out,"<select id=\"cty\" name=\"cty\" style=\"width:175px;\""
+   fprintf (Gbl.F.Out,"<select id=\"cty\" name=\"cty\" class=\"HIE_SEL\""
                       " onchange=\"document.getElementById('%s').submit();\">"
                       "<option value=\"\"",
 	    Gbl.Form.Id);
diff --git a/swad_course.c b/swad_course.c
index 2a1fa77c..c374f0a3 100644
--- a/swad_course.c
+++ b/swad_course.c
@@ -487,8 +487,7 @@ static void Crs_Configuration (bool PrintView)
 		Txt_of_PART_OF_A_TOTAL,Ind_NUM_INDICATORS);
       Frm_LinkFormSubmit (Gbl.Title,"DAT",NULL);
       fprintf (Gbl.F.Out,"%s "
-                         "<img src=\"%s/%s\" alt=\"%s\""
-                         " class=\"ICO16x16\" />",
+                         "<img src=\"%s/%s\" alt=\"%s\" class=\"ICO16x16\" />",
                Gbl.Title,
                Cfg_URL_ICON_PUBLIC,
                (Indicators.NumIndicators == Ind_NUM_INDICATORS) ? "check-circle.svg" :
@@ -928,7 +927,7 @@ void Crs_WriteSelectorOfCourse (void)
 
    /***** Start form *****/
    Frm_StartFormGoTo (ActSeeCrsInf);
-   fprintf (Gbl.F.Out,"<select id=\"crs\" name=\"crs\" style=\"width:175px;\"");
+   fprintf (Gbl.F.Out,"<select id=\"crs\" name=\"crs\" class=\"HIE_SEL\"");
    if (Gbl.Hierarchy.Deg.DegCod > 0)
       fprintf (Gbl.F.Out," onchange=\"document.getElementById('%s').submit();\"",
                Gbl.Form.Id);
diff --git a/swad_degree.c b/swad_degree.c
index cdbf86de..dae6bae0 100644
--- a/swad_degree.c
+++ b/swad_degree.c
@@ -611,7 +611,7 @@ void Deg_WriteSelectorOfDegree (void)
 
    /***** Start form *****/
    Frm_StartFormGoTo (ActSeeCrs);
-   fprintf (Gbl.F.Out,"<select id=\"deg\" name=\"deg\" style=\"width:175px;\"");
+   fprintf (Gbl.F.Out,"<select id=\"deg\" name=\"deg\" class=\"HIE_SEL\"");
    if (Gbl.Hierarchy.Ctr.CtrCod > 0)
       fprintf (Gbl.F.Out," onchange=\"document.getElementById('%s').submit();\"",
                Gbl.Form.Id);
@@ -746,8 +746,7 @@ static void Deg_ListDegreesForEdition (void)
       Tbl_TD_End ();
 
       /* Degree logo */
-      Tbl_TD_Begin ("title=\"%s LM\" style=\"width:25px;\"",
-                         Deg->FullName);
+      Tbl_TD_Begin ("title=\"%s\" class=\"HIE_LOGO\"",Deg->FullName);
       Log_DrawLogo (Hie_DEG,Deg->DegCod,Deg->ShrtName,20,NULL,true);
       Tbl_TD_End ();
 
@@ -979,7 +978,7 @@ static void Deg_PutFormToCreateDegree (void)
    Tbl_TD_End ();
 
    /***** Degree logo *****/
-   Tbl_TD_Begin ("class=\"LM\" style=\"width:25px;\"");
+   Tbl_TD_Begin ("title=\"%s\" class=\"HIE_LOGO\"",Deg_EditingDeg->FullName);
    Log_DrawLogo (Hie_DEG,-1L,"",20,NULL,true);
    Tbl_TD_End ();
 
diff --git a/swad_holiday.c b/swad_holiday.c
index 1c0f7520..c0d0a693 100644
--- a/swad_holiday.c
+++ b/swad_holiday.c
@@ -585,7 +585,7 @@ static void Hld_ListHolidaysForEdition (void)
       Tbl_TD_Begin ("class=\"CM\"");
       Frm_StartForm (ActChgHldPlc);
       Hld_PutParamHldCod (Hld->HldCod);
-      fprintf (Gbl.F.Out,"<select name=\"PlcCod\" style=\"width:62px;\""
+      fprintf (Gbl.F.Out,"<select name=\"PlcCod\" class=\"PLC_COD\""
 	                 " onchange=\"document.getElementById('%s').submit();\">"
                          "<option value=\"-1\"",
 	       Gbl.Form.Id);
@@ -988,7 +988,7 @@ static void Hld_PutFormToCreateHoliday (void)
 
    /***** Holiday place *****/
    Tbl_TD_Begin ("class=\"CM\"");
-   fprintf (Gbl.F.Out,"<select name=\"PlcCod\" style=\"width:62px;\">"
+   fprintf (Gbl.F.Out,"<select name=\"PlcCod\" class=\"PLC_COD\">"
                       "<option value=\"-1\"");
    if (Hld_EditingHld->PlcCod <= 0)
       fprintf (Gbl.F.Out," selected=\"selected\"");
diff --git a/swad_institution.c b/swad_institution.c
index 49632ce1..ef0ba290 100644
--- a/swad_institution.c
+++ b/swad_institution.c
@@ -1387,7 +1387,7 @@ void Ins_WriteSelectorOfInstitution (void)
 
    /***** Start form *****/
    Frm_StartFormGoTo (ActSeeCtr);
-   fprintf (Gbl.F.Out,"<select id=\"ins\" name=\"ins\" style=\"width:175px;\"");
+   fprintf (Gbl.F.Out,"<select id=\"ins\" name=\"ins\" class=\"HIE_SEL\"");
    if (Gbl.Hierarchy.Cty.CtyCod > 0)
       fprintf (Gbl.F.Out," onchange=\"document.getElementById('%s').submit();\"",
                Gbl.Form.Id);
@@ -1492,8 +1492,7 @@ static void Ins_ListInstitutionsForEdition (void)
       Tbl_TD_End ();
 
       /* Institution logo */
-      Tbl_TD_Begin ("title=\"%s\" class=\"LM\" style=\"width:25px;\"",
-                    Ins->FullName);
+      Tbl_TD_Begin ("title=\"%s\" class=\"HIE_LOGO\"",Ins->FullName);
       Log_DrawLogo (Hie_INS,Ins->InsCod,Ins->ShrtName,20,NULL,true);
       Tbl_TD_End ();
 
@@ -2232,7 +2231,7 @@ static void Ins_PutFormToCreateInstitution (void)
    Tbl_TD_End ();
 
    /***** Institution logo *****/
-   Tbl_TD_Begin ("class=\"LM\" style=\"width:25px;\"");
+   Tbl_TD_Begin ("title=\"%s\" class=\"HIE_LOGO\"",Ins_EditingIns->FullName);
    Log_DrawLogo (Hie_INS,-1L,"",20,NULL,true);
    Tbl_TD_End ();
 
diff --git a/swad_table.c b/swad_table.c
index 99e37b30..734086eb 100644
--- a/swad_table.c
+++ b/swad_table.c
@@ -410,7 +410,7 @@ static void Tbl_TD_BeginWithoutAttr (void)
 void Tbl_TD_End (void)
   {
    if (Tbl_TD_NestingLevel == 0)	// No TH open
-      Ale_ShowAlert (Ale_ERROR,"Trying to close unopened TR.");
+      Ale_ShowAlert (Ale_ERROR,"Trying to close unopened TD.");
 
    fprintf (Gbl.F.Out,"</td>");