diff --git a/module/execution/js/setkanban.js b/module/execution/js/setkanban.js
index 8a837eb03e..cedf7f5d5c 100644
--- a/module/execution/js/setkanban.js
+++ b/module/execution/js/setkanban.js
@@ -2,15 +2,14 @@ $(function()
 {
     var heightType = $("[name='heightType']:checked").val();
     setCardCount(heightType);
-
-    var fluidBoard = $("#fluidBoard").val() || 0;
+    $('#colWidth, #minColWidth, #maxColWidth').attr('onkeyup', 'value=value.match(/^\\d+$/) ? value : ""');
+    $('#colWidth, #minColWidth, #maxColWidth').attr('maxlength', '3');
+    var fluidBoard = $("#mainContent input[name='fluidBoard'][checked='checked']").val() || 0;
     $('#colWidth').attr('disabled', fluidBoard == 1);
-    $('#minColWidth').attr('disabled', fluidBoard == 0);
-    $('#maxColWidth').attr('disabled', fluidBoard == 0);
-    $(document).on('change', "#mainContent input[name^=fluidBoard]", function(e)
+    $('#minColWidth, #maxColWidth').attr('disabled', fluidBoard == 0);
+    $(document).on('change', "#mainContent input[name='fluidBoard']", function(e)
     {
         $('#colWidth').attr('disabled', e.target.value == 1);
-        $('#minColWidth').attr('disabled', e.target.value == 0);
-        $('#maxColWidth').attr('disabled', e.target.value == 0);
+        $('#minColWidth, #maxColWidth').attr('disabled', e.target.value == 0);
     })
 });
diff --git a/module/execution/view/setkanban.html.php b/module/execution/view/setkanban.html.php
index 87851af893..446cc47535 100644
--- a/module/execution/view/setkanban.html.php
+++ b/module/execution/view/setkanban.html.php
@@ -25,13 +25,13 @@
           <td colspan='2'>
             <div style="display: flex;">
                 <?php echo html::radio('fluidBoard', array(0 => $lang->kanbancolumn->fluidBoardList['0']), "class='inline-block'", $execution->fluidBoard);?>
-                <?php echo html::input('colWidth', $execution->colWidth, "class='form-control inline-block setting-input' required  autocomplete='off'");?>px
+                <?php echo html::input('colWidth', ($execution->colWidth ? $execution->colWidth : 264), "class='form-control inline-block setting-input' required  autocomplete='off'");?>px
             </div>
             <div style="display: flex; margin-top: 10px;">
                 <?php echo html::radio('fluidBoard', array(1 => $lang->kanbancolumn->fluidBoardList['1']), "class='inline-block'", $execution->fluidBoard);?>
-                <?php echo html::input('minColWidth', $execution->minColWidth, "class='form-control inline-block setting-input' required placeholder='180' autocomplete='off'");?>px
+                <?php echo html::input('minColWidth', ($execution->minColWidth ? $execution->minColWidth : 180), "class='form-control inline-block setting-input' required autocomplete='off'");?>px
                 <span class="input-divider">~</span>
-                <?php echo html::input('maxColWidth', $execution->maxColWidth, "class='form-control inline-block setting-input' required placeholder='384' autocomplete='off'");?>px
+                <?php echo html::input('maxColWidth', ($execution->maxColWidth ? $execution->maxColWidth : 384), "class='form-control inline-block setting-input' required autocomplete='off'");?>px
             </div>
         </td>
         </tr>
diff --git a/module/kanban/js/create.js b/module/kanban/js/create.js
index 229ecd04c3..f6191aae4c 100644
--- a/module/kanban/js/create.js
+++ b/module/kanban/js/create.js
@@ -49,16 +49,15 @@ $(function()
     {
         setCopyKanban($(this).data('id')); $('#copyKanbanModal').modal('hide');
     });
-    
-    var fluidBoard = $("#fluidBoard").val() || 0;
+    $('#colWidth, #minColWidth, #maxColWidth').attr('onkeyup', 'value=value.match(/^\\d+$/) ? value : ""');
+    $('#colWidth, #minColWidth, #maxColWidth').attr('maxlength', '3');
+    var fluidBoard = $("#mainContent input[name='fluidBoard'][checked='checked']").val() || 0;
     $('#colWidth').attr('disabled', fluidBoard == 1);
-    $('#minColWidth').attr('disabled', fluidBoard == 0);
-    $('#maxColWidth').attr('disabled', fluidBoard == 0);
-    $(document).on('change', "#mainContent input[name^=fluidBoard]", function(e)
+    $('#minColWidth, #maxColWidth').attr('disabled', fluidBoard == 0);
+    $(document).on('change', "#mainContent input[name='fluidBoard']", function(e)
     {
         $('#colWidth').attr('disabled', e.target.value == 1);
-        $('#minColWidth').attr('disabled', e.target.value == 0);
-        $('#maxColWidth').attr('disabled', e.target.value == 0);
+        $('#minColWidth, #maxColWidth').attr('disabled', e.target.value == 0);
     })
 })
 
diff --git a/module/kanban/js/setting.js b/module/kanban/js/setting.js
index 30419fe6ee..b8a879af16 100644
--- a/module/kanban/js/setting.js
+++ b/module/kanban/js/setting.js
@@ -39,11 +39,15 @@ $(function()
             return false;
         }
     })
-    $(document).on('change', "#mainContent input[name^=fluidBoard]", function(e)
+    $('#colWidth, #minColWidth, #maxColWidth').attr('onkeyup', 'value=value.match(/^\\d+$/) ? value : ""');
+    $('#colWidth, #minColWidth, #maxColWidth').attr('maxlength', '3');
+    var fluidBoard = $("#mainContent input[name='fluidBoard'][checked='checked']").val() || 0;
+    $('#colWidth').attr('disabled', fluidBoard == 1);
+    $('#minColWidth, #maxColWidth').attr('disabled', fluidBoard == 0);
+    $(document).on('change', "#mainContent input[name='fluidBoard']", function(e)
     {
         $('#colWidth').attr('disabled', e.target.value == 1);
-        $('#minColWidth').attr('disabled', e.target.value == 0);
-        $('#maxColWidth').attr('disabled', e.target.value == 0);
+        $('#minColWidth, #maxColWidth').attr('disabled', e.target.value == 0);
     })
 })
 
diff --git a/module/kanban/view/create.html.php b/module/kanban/view/create.html.php
index a8ab4c04ca..cbe8ff8fff 100644
--- a/module/kanban/view/create.html.php
+++ b/module/kanban/view/create.html.php
@@ -69,13 +69,13 @@
         <td colspan='2'>
             <div>
                 <?php echo html::radio('fluidBoard', array(0 => $lang->kanbancolumn->fluidBoardList['0']), isset($copyKanban->fluidBoard) ? $copyKanban->fluidBoard : 0);?>
-                <?php echo html::input('colWidth', $copyKanban->colWidth, "class='form-control inline-block setting-input' required placeholder='264' autocomplete='off'");?>px
+                <?php echo html::input('colWidth', ($copyKanban->colWidth ? $copyKanban->colWidth : 264), "class='form-control inline-block setting-input' required autocomplete='off'");?>px
             </div>
             <div style="margin-top: 10px;">
                 <?php echo html::radio('fluidBoard', array(1 => $lang->kanbancolumn->fluidBoardList['1']), isset($copyKanban->fluidBoard) ? $copyKanban->fluidBoard : 0);?>
-                <?php echo html::input('minColWidth', $copyKanban->minColWidth, "class='form-control inline-block setting-input' required placeholder='180' autocomplete='off'");?>px
+                <?php echo html::input('minColWidth', ($copyKanban->minColWidth ? $copyKanban->minColWidth : 180), "class='form-control inline-block setting-input' required autocomplete='off'");?>px
                 <span class="input-divider">~</span>
-                <?php echo html::input('maxColWidth', $copyKanban->maxColWidth, "class='form-control inline-block setting-input' required placeholder='384' autocomplete='off'");?>px
+                <?php echo html::input('maxColWidth', ($copyKanban->maxColWidth ? $copyKanban->maxColWidth : 384), "class='form-control inline-block setting-input' required autocomplete='off'");?>px
             </div>
         </td>
       </tr>
diff --git a/module/kanban/view/setting.html.php b/module/kanban/view/setting.html.php
index d72c60899e..95f220d113 100644
--- a/module/kanban/view/setting.html.php
+++ b/module/kanban/view/setting.html.php
@@ -30,13 +30,13 @@
         <td colspan='2'>
             <div>
                 <?php echo html::radio('fluidBoard', array(0 => $lang->kanbancolumn->fluidBoardList['0']), $kanban->fluidBoard);?>
-                <?php echo html::input('colWidth', $kanban->colWidth, "class='form-control inline-block setting-input' required placeholder='264' autocomplete='off'");?>px
+                <?php echo html::input('colWidth', ($kanban->colWidth ? $kanban->colWidth: 264), "class='form-control inline-block setting-input' required autocomplete='off'");?>px
             </div>
             <div style="margin-top: 10px;">
                 <?php echo html::radio('fluidBoard', array(1 => $lang->kanbancolumn->fluidBoardList['1']), $kanban->fluidBoard);?>
-                <?php echo html::input('minColWidth', $kanban->minColWidth, "class='form-control inline-block setting-input' required placeholder='180' autocomplete='off'");?>px
+                <?php echo html::input('minColWidth', ($kanban->minColWidth ? $kanban->minColWidth : 180), "class='form-control inline-block setting-input' required autocomplete='off'");?>px
                 <span class="input-divider">~</span>
-                <?php echo html::input('maxColWidth', $kanban->maxColWidth, "class='form-control inline-block setting-input' required placeholder='384' autocomplete='off'");?>px
+                <?php echo html::input('maxColWidth', ($kanban->maxColWidth ? $kanban->maxColWidth: 384), "class='form-control inline-block setting-input' required autocomplete='off'");?>px
             </div>
         </td>
       </tr>
diff --git a/www/theme/default/style.css b/www/theme/default/style.css
index ff78fc00c3..b026617180 100644
--- a/www/theme/default/style.css
+++ b/www/theme/default/style.css
@@ -122,3 +122,4 @@ body.xxc-embed.m-productplan-view,body.xxc-embed.m-bug-browse,body.xxc-embed.m-p
 .radio-text-divider {width: 1px; height: 13px; display: inline-block; margin: -2px 9px 0; background: #D9D9D9; vertical-align: middle;}
 .input-divider {margin: 0 4px;}
 .setting-input {width: 64px; height: 20px; margin: 0 4px; text-align: center;}
+.setting-input.disabled,.setting-input[disabled="disabled"] {color: #C4C4C4;}