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