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