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