*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html, body { width: 100%; height: 100%; overflow: hidden; background: #0b2d46; }
canvas { position: fixed; top: 0; left: 0; width: 100%; height: 100%; }
#linen   { z-index: 3; mix-blend-mode: multiply; opacity: 0.35; pointer-events: none; }
#blue-field { z-index: 1; }
#weave    { z-index: 2; }