body {
    font-family: sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #f0f0f0;
    margin: 0;
}

.container {
    text-align: center;
}

.vending-machine {
    background-color: #c0c0c0;
    border: 10px solid #a0a0a0;
    border-radius: 20px;
    padding: 30px;
    box-shadow: 5px 5px 15px rgba(0,0,0,0.3);
    width: 350px;
}

.display {
    background-color: #e0ffe0;
    border: 3px solid #80c080;
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 20px;
    min-height: 80px;
    text-align: left;
    font-family: 'Courier New', Courier, monospace;
    white-space: pre-wrap; /* Preserve newlines in output */
}

.display p {
    margin-top: 0;
    font-weight: bold;
}

#current-selection {
    font-size: 0.9em;
    color: #333;
}

#output {
    margin-top: 10px;
    font-weight: bold;
    color: #006400; /* Dark green */
}

.options {
    margin-bottom: 20px;
    text-align: left;
}

.options h2 {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.1em;
}

.options button {
    display: inline-block;
    padding: 10px 15px;
    margin: 5px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    background-color: #fff;
    transition: background-color 0.2s ease;
}

.options button:hover {
    background-color: #eee;
}

.options button[data-type="flavor"] {
    background-color: #ffcccc; /* Light red */
}
.options button[data-type="flavor"]:hover {
     background-color: #ffaaaa;
}

.options button[data-type="topping"] {
    background-color: #ccffcc; /* Light green */
}
.options button[data-type="topping"]:hover {
    background-color: #aaffaa;
}


button#make-milkshake {
    width: 100%;
    padding: 15px;
    font-size: 1.2em;
    font-weight: bold;
    background-color: #ff6347; /* Tomato */
    color: white;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

button#make-milkshake:hover {
    background-color: #ff4500; /* OrangeRed */
}