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