bg = new Array(5); 
bg[0] = '#FE007A' 
bg[1] = '#FF7B00'
bg[2] = '#00A0F1'
bg[3] = '#5D0982'
bg[4] = '#00AC36'
bg[5] = '#FF010F'
index = Math.floor(Math.random() * bg.length);

document.write("<style type='text/css'>body{background:"+bg[index]+";}</style>");
document.write("<style type='text/css'>.c_color{color:"+bg[index]+";background:#ffffff;}</style>");