Element block pseudo-element :after generated with height 0% border 2px rgba(255,255,255,1) solid width 10% border-radius padding 30px overflow hidden box-sizing content-box transform position relative box-shadow margin 0px z-index auto transition text-shadow 4px 4px 6px rgba(0,0,0,0.5) cursor pointer font-size 20px font-weight normal float left display block line-height 0 background