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