body {
    font-family: Arial, sans-serif;
    background-color: #c4c4f4;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: vh;
}
.container {
    width: 80%;
    max-width: 600px;
    background-color: #dacaca;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    border-radius: 8px;
}
h1 {
    text-align: center;
    color: #333;
}
.form-container {
    margin-top: 20px;
}
label {
    display: block;
    margin-top: 10px;
    font-weight: bold;
}
input {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
    margin-bottom: 15px;
    border: 1px solid #d3e54c;
    border-radius: 4px;
}
button {
    width: 100%;
    padding: 10px;
    background-color: #67b4eb;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-top: 10px;
}
button:hover {
    background-color: #4338e3;
}
h3 {
    margin-top: 20px;
    color: #d21111;
}
canvas {
    margin-top: 20px;
    width: 100%;
    max-height: 300px;
}