body {
  background-color: black;
  color: #808080;
  padding: 10px;
}

.lvlhead {
  text-align: right;
  padding-right: 8px;
  font-size: 20px;
  color: #808080;
  padding: 1px;
}

.lvlcont {
  vertical-align: central;
  text-align: center;
  padding: 5px;
  overflow: hidden;
}

img, video {
  max-width: 90%;
  height: auto;
}

input[type="text"] {
  background-color: black;
  color: #808080;
  border: 1px solid #808080;
  padding: 8px;
  margin-top: 10px;
}

button {
  background-color: black;
  color: #808080;
  border: 1px solid #808080;
  padding: 6px 12px;
  cursor: pointer;
}

button:hover {
  background-color: #202020;
}

.hint {
    display: none;
    color: #808080;
    text-align: center;
    margin-top: 20px;
}

.dl {
   text-decoration: none;
   color: #808080;
}

.note {
    text-align: center;
}

.iframe-container {
  display: flex;
  justify-content: space-around;
  gap: 10px;
}

.iframe-container iframe {
  width: 45%;
  height: 600px;
  border: 1px solid #333;
}

.about {
    color: #ffffff;
    padding: 10px;
}

.aboutLogo {
    width: 50%;
    display: block;
    margin: 0 auto;
}

.back-btn{
    background: none;
    border: none;
    padding: 0;
    font-family: "Chalkduster", cursive; 
    color: #ffffff;
    text-decoration: underline; 
    cursor: pointer;
}