Element block pseudo-element :before generated with background height auto border-radius box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-size 16px width auto padding 20px outline none box-sizing content-box float none opacity 1 font-weight normal position static line-height 1 border 0px rgba(0,0,0,1) solid margin 0px display block text-shadow 1px 1px 1px rgba(0,0,0,0.2) overflow auto cursor default transition z-index auto transform