body {
    font-family: Arial, sans-serif;
    text-align: center;
    background-color: #333; 
}

.container {
    margin: 0 auto;
    padding: 20px;
    max-width: 400px;
    background-color: #fff; 
    border-radius: 10px; 
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.2); 
}

h1 {
    font-size: 28px;
    color: #FF0000; 
}

#subject-select {
    font-size: 16px;
    padding: 10px;
    background-color: #000; 
    color: #fff; 
    border: none;
    border-radius: 5px;
}

#subject-select option {
    background-color: #0000FF; 
    color: #fff; 
}

.hangman {
    font-family: monospace;
    font-size: 24px;
    white-space: pre;
    margin: 20px 0;
    color: #333; 
}

#word-display {
    font-size: 24px;
    margin: 10px 0;
    color: #333; 
}

#message {
    font-size: 18px;
    font-weight: bold;
    color: #FF0000;
    margin: 10px 0;
    display: none;
}

button {
    padding: 10px 20px;
    background-color: #008000; 
    color: #fff; 
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #0056b3; 
}

#letters button {
    margin: 5px;
    padding: 10px 20px;
    background-color: #000; 
    color: #fff; 
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

#letters button:hover {
    background-color: #0056b3; 
}

#letters button.guessed {
    display: none;
}

html, body {
  height: 100%;
}

body {
    display: flex;
    align-items: center;
    justify-content: center;
}

#message.win {
    color: #006000;
}