body {
  background: #fff;
  display: flex;
  height: 100vh;
  margin: 0;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 560px;
  --blur: 2px;
}

.border {
  box-sizing: border-box;
  position: relative;
  background: black;
  background-image: -webkit-gradient(linear, right top, left bottom, from(#111), to(#000));
  padding: 20px;
  box-shadow: -1px 1px var(--blur) 1px rgba(0, 0, 0, 0.1), -2px 2px var(--blur) 1px rgba(0, 0, 0, 0.09), -3px 3px var(--blur) 1px rgba(0, 0, 0, 0.08), -4px 4px var(--blur) 1px rgba(0, 0, 0, 0.07), -5px 5px var(--blur) 1px rgba(0, 0, 0, 0.06), -6px 6px var(--blur) 1px rgba(0, 0, 0, 0.05), -7px 7px var(--blur) 1px rgba(0, 0, 0, 0.04), -8px 8px var(--blur) 1px rgba(0, 0, 0, 0.03), -9px 9px var(--blur) 1px rgba(0, 0, 0, 0.03), -10px 10px var(--blur) 1px rgba(0, 0, 0, 0.03), -11px 11px var(--blur) 1px rgba(0, 0, 0, 0.03), -12px 12px var(--blur) 1px rgba(0, 0, 0, 0.02), -13px 13px var(--blur) 1px rgba(0, 0, 0, 0.02), -14px 14px var(--blur) 1px rgba(0, 0, 0, 0.01), -15px 15px var(--blur) 1px rgba(0, 0, 0, 0.01), -16px 16px var(--blur) 1px rgba(0, 0, 0, 0.01);
}

.frame {
  left: 3%;
  top: 2.5%;
  box-shadow: inset -1px 1px 6px 1px rgba(0, 0, 0, 0.24);
  background: white;
  align-items: center;
  display: flex;
  padding: 40px;
  box-sizing: border-box;
}

.message {
    left: 40%;
    top: 40%;
    display: absolute;
    padding: 10px;
    background: white;
}

canvas {
  box-shadow: inset 0 0 1px 0 rgba(0, 0, 0, 0.2);
  height: 800px;
  width: 800px;
  background-size: cover;
  background-position: center center;
}