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