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