<svg enable-background="new 0 0 128 128" viewBox="0 0 128 128" xmlns="http://www.w3.org/2000/svg"><radialGradient id="b" cx="63.333" cy="3.3333" r="120.14" gradientUnits="userSpaceOnUse"><stop stop-color="#eee" offset="0"/><stop stop-color="#EBEBEB" offset=".3167"/><stop stop-color="#E1E1E1" offset=".5781"/><stop stop-color="#CFCFCF" offset=".819"/><stop stop-color="#BDBDBD" offset="1"/></radialGradient><rect x="4" y="4" width="120" height="120" fill="url(#b)"/><g opacity=".2"><path d="M121,7v114H7V7H121 M124,4H4v120h120V4L124,4z" fill="#424242"/></g><radialGradient id="a" cx="63.667" cy="5.6667" r="109.36" gradientUnits="userSpaceOnUse"><stop stop-color="#616161" offset="0"/><stop stop-color="#5E5E5E" offset=".2204"/><stop stop-color="#535353" offset=".4074"/><stop stop-color="#424242" offset=".5821"/><stop stop-color="#292929" offset=".7485"/><stop stop-color="#212121" offset=".7941"/><stop stop-color="#212121" offset="1"/></radialGradient><path d="M4,4v24h16v60c0,2.21,1.79,4,4,4h12c2.21,0,4-1.79,4-4V28h14v60c0,2.21,1.79,4,4,4h12 c2.21,0,4-1.79,4-4V28h14v60c0,2.21,1.79,4,4,4h12c2.21,0,4-1.79,4-4V28h16V4H4z" fill="url(#a)"/><g opacity=".2"><path d="M121,7v18h-13c-1.66,0-3,1.34-3,3v60c0,0.55-0.45,1-1,1H92c-0.55,0-1-0.45-1-1V28c0-1.66-1.34-3-3-3 H74c-1.66,0-3,1.34-3,3v60c0,0.55-0.45,1-1,1H58c-0.55,0-1-0.45-1-1V28c0-1.66-1.34-3-3-3H40c-1.66,0-3,1.34-3,3v60 c0,0.55-0.45,1-1,1H24c-0.55,0-1-0.45-1-1V28c0-1.66-1.34-3-3-3H7V7H121 M124,4H4v24h16v60c0,2.21,1.79,4,4,4h12c2.21,0,4-1.79,4-4 V28h14v60c0,2.21,1.79,4,4,4h12c2.21,0,4-1.79,4-4V28h14v60c0,2.21,1.79,4,4,4h12c2.21,0,4-1.79,4-4V28h16V4L124,4z" fill="#eee"/></g><rect x="40" y="28" width="14" height="56" fill="none"/><rect x="74" y="28" width="14" height="56" fill="none"/><rect x="7" y="20" width="114" height="8" fill="#424242"/><rect x="28" y="92" width="4" height="32" fill="#424242"/><rect x="62.06" y="92" width="4" height="32" fill="#424242"/><rect x="96" y="92" width="4" height="32" fill="#424242"/></svg>