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