body {
    background-color: #222;
    color: white;
    text-align: center;
    font-family: Arial, sans-serif;
}

.buttons {
    margin: 20px;
}

button {
    padding: 10px 15px;
    margin: 5px;
    background-color: #4CAF50;
    color: white;
    border: none;
    cursor: pointer;
}

button:hover {
    background-color: #45a049;
}

#container {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    height: 400px;
    width: 90%;
    margin: auto;
    border-bottom: 5px solid white;
}

.bar {
    width: 20px;
    background-color: #00bcd4;
    margin: 0 2px;
}