Element button pseudo-element :after generated with text-shadow background transform height 45px z-index auto transition box-sizing content-box font-size 40px border 0px rgba(0,0,0,1) solid box-shadow -2px 2px 1px rgba(255,255,255,0.5) border-radius float none line-height 1 overflow hidden margin 0px font-weight normal display block cursor default width 45px padding 5px position static