body {
    font-family: Arial, sans-serif;
    background: #f0f4f8;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    background: white;
    padding: 25px;
    border-radius: 12px;
    text-align: center;
    width: 350px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.15);
}

button {
    margin-bottom: 20px;
    padding: 10px 20px;
    background-color: #38b2ac;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

button:hover {
    background-color: #2c7a7b;
}

img {
    width: 300px;
    border-radius: 10px;
}

.back {
    position: fixed;
    bottom: 20px;
    left: 20px;
}