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