* {
  margin: 0;
  padding: 0;
  outline: none;
}

body {
  background-color: #1f1f1f;
  margin: 0 auto;
  overflow: hidden;
}

div[id$="-container"] {
  position: fixed;
  top: 0;
  left: 0;
  display: none;
}

.d-none {
  display: none;
}