background-color : #fff;
  background-image :
      repeating-linear-gradient(45deg,
                                rgba(211, 240, 239, 0.50),
                                rgba(211, 240, 239, 0.50) 50px,
                                rgba(0, 0, 0, 0) 0,
                                rgba(0, 0, 0, 0) 100px),
      repeating-linear-gradient(315deg,
                                rgba(211, 240, 239, 0.50),
                                rgba(211, 240, 239, 0.50) 50px,
                                rgba(0, 0, 0, 0) 0,
                                rgba(0, 0, 0, 0) 100px);