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