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