Element block pseudo-element :after generated with transition padding 20px width 160px border 0px rgba(0,0,0,1) solid position static text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-size 16px box-sizing content-box cursor default margin 0px float none background transform overflow hidden font-weight normal line-height 1 display block height auto z-index auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) border-radius