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