diff --git a/htdocs/modulebuilder/template/core/modules/modMyModule.class.php b/htdocs/modulebuilder/template/core/modules/modMyModule.class.php
index d212e10998e..9db4bcb9854 100644
--- a/htdocs/modulebuilder/template/core/modules/modMyModule.class.php
+++ b/htdocs/modulebuilder/template/core/modules/modMyModule.class.php
@@ -290,7 +290,7 @@ class modMyModule extends DolibarrModules
 			'fk_menu'=>'', // '' if this is a top menu. For left menu, use 'fk_mainmenu=xxx' or 'fk_mainmenu=xxx,fk_leftmenu=yyy' where xxx is mainmenucode and yyy is a leftmenucode
 			'type'=>'top', // This is a Top menu entry
 			'titre'=>'ModuleMyModuleName',
-			'prefix' => img_picto('', $this->picto, 'class="paddingright pictofixedwidth"'),
+			'prefix' => img_picto('', $this->picto, 'class="paddingright pictofixedwidth valignmiddle"'),
 			'mainmenu'=>'mymodule',
 			'leftmenu'=>'',
 			'url'=>'/mymodule/mymoduleindex.php',
@@ -307,7 +307,7 @@ class modMyModule extends DolibarrModules
 			'fk_menu'=>'fk_mainmenu=mymodule',      // '' if this is a top menu. For left menu, use 'fk_mainmenu=xxx' or 'fk_mainmenu=xxx,fk_leftmenu=yyy' where xxx is mainmenucode and yyy is a leftmenucode
 			'type'=>'left',                          // This is a Top menu entry
 			'titre'=>'MyObject',
-			'prefix' => img_picto('', $this->picto, 'class="paddingright pictofixedwidth"'),
+			'prefix' => img_picto('', $this->picto, 'class="paddingright pictofixedwidth valignmiddle"'),
 			'mainmenu'=>'mymodule',
 			'leftmenu'=>'myobject',
 			'url'=>'/mymodule/mymoduleindex.php',
diff --git a/htdocs/projet/activity/perday.php b/htdocs/projet/activity/perday.php
index b0195200dd5..56d5dfedf28 100644
--- a/htdocs/projet/activity/perday.php
+++ b/htdocs/projet/activity/perday.php
@@ -478,7 +478,7 @@ $formproject->selectTasks($socid ? $socid : -1, $taskid, 'taskid', 32, 0, '-- '.
 print '</div>';
 print ' ';
 print $formcompany->selectTypeContact($object, '', 'type', 'internal', 'rowid', 0, 'maxwidth150onsmartphone');
-print '<input type="submit" class="button valignmiddle" name="assigntask" value="'.dol_escape_htmltag($titleassigntask).'">';
+print '<input type="submit" class="button valignmiddle" name="assigntask smallonsmartphone" value="'.dol_escape_htmltag($titleassigntask).'">';
 print '</div>';
 
 print '<div class="clearboth" style="padding-bottom: 20px;"></div>';
diff --git a/htdocs/projet/activity/permonth.php b/htdocs/projet/activity/permonth.php
index 087fe5b8f0b..e4aea7af6c2 100644
--- a/htdocs/projet/activity/permonth.php
+++ b/htdocs/projet/activity/permonth.php
@@ -396,7 +396,7 @@ $formproject->selectTasks($socid ? $socid : -1, $taskid, 'taskid', 32, 0, '-- '.
 print '</div>';
 print ' ';
 print $formcompany->selectTypeContact($object, '', 'type', 'internal', 'rowid', 0, 'maxwidth150onsmartphone');
-print '<input type="submit" class="button valignmiddle" name="assigntask" value="'.dol_escape_htmltag($titleassigntask).'">';
+print '<input type="submit" class="button valignmiddle smallonsmartphone" name="assigntask" value="'.dol_escape_htmltag($titleassigntask).'">';
 print '</div>';
 
 print '<div class="clearboth" style="padding-bottom: 20px;"></div>';
diff --git a/htdocs/projet/activity/perweek.php b/htdocs/projet/activity/perweek.php
index 0a275cb46e3..90764f637fd 100644
--- a/htdocs/projet/activity/perweek.php
+++ b/htdocs/projet/activity/perweek.php
@@ -493,7 +493,7 @@ $formproject->selectTasks($socid ? $socid : -1, $taskid, 'taskid', 32, 0, '-- '.
 print '</div>';
 print ' ';
 print $formcompany->selectTypeContact($object, '', 'type', 'internal', 'rowid', 0, 'maxwidth150onsmartphone');
-print '<input type="submit" class="button valignmiddle" name="assigntask" value="'.dol_escape_htmltag($titleassigntask).'">';
+print '<input type="submit" class="button valignmiddle smallonsmartphone" name="assigntask" value="'.dol_escape_htmltag($titleassigntask).'">';
 print '</div>';
 
 print '<div class="clearboth" style="padding-bottom: 20px;"></div>';
diff --git a/htdocs/theme/eldy/global.inc.php b/htdocs/theme/eldy/global.inc.php
index 27a889293f1..67192c7063e 100644
--- a/htdocs/theme/eldy/global.inc.php
+++ b/htdocs/theme/eldy/global.inc.php
@@ -1491,6 +1491,10 @@ select.widthcentpercentminusxx, span.widthcentpercentminusxx:not(.select2-select
 	input.buttonpayment, button.buttonpayment, div.buttonpayment {
 		min-width: 270px;
 	}
+
+	.smallonsmartphone {
+    	font-size: 0.8em;
+	}
 }
 
 /* Force values for small screen 570 */
diff --git a/htdocs/theme/md/style.css.php b/htdocs/theme/md/style.css.php
index 0089248288a..866d6c9f3d7 100644
--- a/htdocs/theme/md/style.css.php
+++ b/htdocs/theme/md/style.css.php
@@ -1495,6 +1495,17 @@ table[summary="list_of_modules"] .fa-cog {
 	div.divphotoref {
 		padding-right: 10px !important;
 	}
+	
+	.poweredbyimg {
+		width: 48px;
+	}
+	input.buttonpayment, button.buttonpayment, div.buttonpayment {
+		min-width: 270px;
+	}
+
+	.smallonsmartphone {
+    	font-size: 0.8em;
+	}
 }
 
 /* Force values for small screen 570 */