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