Element block pseudo-element :after generated with z-index auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) border 1px rgba(160,160,160,1) solid border-radius transform text-shadow line-height 1 height 19px position relative font-size 16px float left overflow hidden box-sizing content-box transition cursor default margin 0px display block width 160px font-weight normal background padding 20px