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