Element block pseudo-element :before generated with z-index auto background border 0px rgba(0,0,0,1) solid box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-weight normal position static cursor default width 160px line-height 1 opacity 1 height auto outline none transform overflow hidden transition margin 0px text-shadow 1px 1px 1px rgba(0,0,0,0.2) padding 20px float none display block border-radius box-sizing content-box font-size 16px