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