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