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