Index: arms/css/jspreadsheet/custom_sheet.css
===================================================================
diff -u -rbeb508c5db0978deb4a03a790ae5d8f8c7c5b410 -rb6e72b65acf4fbfdbcb4c22afdb880bcf1c60c61
--- arms/css/jspreadsheet/custom_sheet.css	(.../custom_sheet.css)	(revision beb508c5db0978deb4a03a790ae5d8f8c7c5b410)
+++ arms/css/jspreadsheet/custom_sheet.css	(.../custom_sheet.css)	(revision b6e72b65acf4fbfdbcb4c22afdb880bcf1c60c61)
@@ -205,7 +205,7 @@
 }
 
 /* custom_icon setting*/
-.fa:before {
+jexcel_container .fa:before {
     width: 16px;
     display: inline-block;
     height: 16px;
@@ -214,7 +214,7 @@
     line-height: 16px;
 }
 
-.fa.fa-font.fa-background {
+jexcel_container .fa.fa-font.fa-background {
     color: #f8f8f8;
     background-color: rgba(248,248,248,0.1);
 }