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