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