MediaWiki:AjaxBlock.css

width: 90%; }
 * 1) AjaxBlockReasonInput, #AjaxUnblockReasonInput, #AjaxBlockExpiryInput {

margin-left: 5px; }
 * 1) AaxBlockReasonSelect, #AjaxBlockExpirySelect {

.AjaxBlockExpiryWrapper, .AjaxBlockReasonWrapper { margin-bottom: 5px; }