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