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