Element button pseudo-element :after generated with padding 12px box-shadow 1px 1px 1px rgba(0,0,0,0.3) overflow hidden transform z-index auto margin 100px font-size 16px border 0px rgba(0,0,0,1) solid line-height 1 display block border-radius width 160px font-weight normal text-shadow 3px 1px 1px rgba(0,0,0,0.2) background cursor default height auto position static transition box-sizing content-box float none