body {
    font-family: Arial, sans-serif;
    background: #f8f9fa;
    margin: 0;
    padding: 0;
}
h1 {
    text-align: center;
    margin-top: 30px;
}
form {
    max-width: 600px;
    margin: 30px auto 20px auto;
    background: #fff;
    padding: 24px 32px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.07);
}
.input-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 16px 0;
}
input[type="file"] {
    width: 100%;
    margin: 10px 0;
}
input[type="number"], input[type="range"] {
    width: 80px;
    padding: 6px;
    border: 1px solid #ccc;
    border-radius: 4px;
}
input[type="radio"] {
    margin-left: 8px;
}
button[type="submit"] {
    width: 100%;
    padding: 12px;
    background: #007bff;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 1.1em;
    cursor: pointer;
    margin-top: 18px;
    transition: background 0.2s;
}
button[type="submit"]:hover {
    background: #0056b3;
}
.note {
    max-width: 600px;
    margin: 0 auto 20px auto;
    background: #fffbe6;
    color: #856404;
    border: 1px solid #ffeeba;
    border-radius: 6px;
    padding: 12px 18px;
    font-size: 1em;
}
.preview-sections {
    display: flex;
    justify-content: center;
    gap: 32px;
    max-width: 1200px;
    margin: 0 auto 40px auto;
    flex-wrap: wrap;
}
.preview-box {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.06);
    padding: 18px 20px;
    width: 350px;
    min-height: 200px;
}
.images-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 10px;
}
@media (max-width: 900px) {
    .preview-sections {
        flex-direction: column;
        align-items: center;
    }
    .preview-box {
        width: 95%;
    }
}