Element block pseudo-element :after generated with padding 20px text-shadow font-size 16px line-height 1 transform transition box-sizing content-box font-weight normal display block box-shadow 0px 0px 2px rgba(0,0,0,0.5) border 0px rgba(0,0,0,1) solid position relative float none overflow hidden background z-index auto border-radius cursor default height auto margin auto width 90%