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