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