* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: #000;
}

.slide {
  width: 100%;
  max-width: 1500px;
  margin: 0 auto;
}

.slide img,
.slide video {
  width: 100%;
  height: auto;
  display: block;
}