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