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