[user setting] modified 'language setting'

frontend/src/components/user-settings/language-setting.js

@@ -29,7 +29,7 @@ class LanguageSetting extends React.Component {
       <div className="setting-item" id="lang-setting">
         <h3 className="setting-item-heading">{gettext('Language Setting')}</h3>
         <Select
-          className='w-25'
+          className='language-selector'
           defaultValue={{value: currentLang.langCode, label: currentLang.langName}}
           options={options}
           onChange={this.onSelectChange}

frontend/src/css/user-settings.css

@@ -86,3 +86,6 @@ body {
     padding-left: 0;
   }
 }
+.language-selector {
+  width: 260px;
+}