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