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

body {
  background-color: #000;
}

html, body {
  width: 100%;
}

.container {
  width: 100%;
  height: 100vh;
  position: relative;
}

span {
  font-family: 'Arial', sans-serif;
  font-size: 24px;
  font-weight: bold;
  color: #fff;
}

#loading {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(1px);
  z-index: 100;
}