body {
  margin: 0;
  padding: 0;
  background-image: linear-gradient(180deg, #74bbe7, #ffffff);
  background-attachment: fixed;

  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif,
    "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
}

.menu-header {
  margin-top: 100px;
  text-align: center;
  padding: 20px;

  color: #ffffff;
  background-color: #000000;
}

.menu {
  text-align: center;
}

.menu-item {
  font-size: 24px;
  font-weight: 600;
  padding: 10px;
  text-align: center;
}

a {
  text-decoration: none;
  color: #ffffff;
}

a.button-text {
  color: #000000;
  transition: 0.25s;
}

a.button-text:hover {
  color: #ffffff;
}

#container {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

#overlay {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: 1;
}

#hud {
  margin: 0;
  align-items: center;
  padding-left: 16px;
  width: 250px;
  background-color: #303030bd;
  color: #ffffff;
}

#containerb {
  position: relative;
}

#button-container {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 10px;
  box-sizing: border-box;
}

#button-container button {
  padding: 10px 20px;
}