*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

#preloader {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 99999999998;
  display: flex;
  align-items: stretch;
  justify-content: stretch;
  background: #ff5a1f;
  opacity: 1;
  transition: opacity 0.85s ease-out;
  pointer-events: auto;
  cursor: pointer;
}

#preloader.is-hidden {
  opacity: 0;
  pointer-events: none;
}

#preloader canvas {
  display: block;
  width: 100%;
  height: 100%;
  vertical-align: middle;
}

/* Скрытый контейнер для <video>: часть движков не крутят поток без узла в DOM */
.preloader-video-sink {
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 2px;
  opacity: 0.01;
  overflow: hidden;
  pointer-events: none;
  z-index: -1;
}

#main-content {
  min-height: 100vh;
}