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