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