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