body{
  font-family: Arial;
  background:#0a0a0a;
  color:white;
  text-align:center;
  padding:30px;
}

button{
  padding:10px 20px;
  margin:10px;
  background:gold;
  border:none;
  cursor:pointer;
}

input{
  display:block;
  margin:10px auto;
  padding:10px;
}

#loading{
  display:none;
}

#bar{
  height:10px;
  width:0%;
  background:linear-gradient(90deg,gold,orange);
}