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