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