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