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