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