Element block pseudo-element :before generated with display block z-index auto width 25% background border 0px rgba(0,0,0,1) solid overflow hidden margin 0px position static text-shadow 1px 1px 1px rgba(0,0,0,0.2) padding 20px border-radius cursor default line-height 1 transition font-size 16px transform font-weight normal box-shadow 1px 1px 1px rgba(0,0,0,0.3) height auto box-sizing content-box float none