Element button pseudo-element :before generated with transition padding 20px margin 0px line-height 1 transform text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-shadow 1px 1px 1px rgba(0,0,0,0.3) position static float none overflow hidden background z-index auto height auto font-size 16px display block font-weight normal cursor default box-sizing content-box border-radius width 200px border 0px rgba(0,0,0,1) solid