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