body {
    font-family: 'Helvetica Neue', sans-serif;
    background-color: #f5f5f5;
    color: #333;
    text-align: center;
}

.container {
    max-width: 600px;
    margin: 50px auto;
    padding: 20px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

h1 {
    font-size: 24px;
    margin-bottom: 20px;
}

h3 {
    text-align: left;
}

.upload-area {
    border: 2px dashed gray;
    padding: 20px;
    margin-bottom: 20px;
    cursor: pointer;
    height: 240px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.3s;
}

.upload-area:hover {
    border-color: #007aff;
}

.upload-content {
    text-align: center;
    width: 100%; /* 确保占满整个上传区域 */
}

.upload-icon {
    width: 50px;
    margin-bottom: 10px;
}

.upload-area p {
    margin: 0;
    color: #007aff;
}

input[type="file"] {
    display: none;
}

input[type="range"] {
    width: 100%;
    margin: 20px 0;
}

.image-container {
    display: flex;
    justify-content: space-between;
}

.image-box {
    width: 48%;
    text-align: left;
}

.image-box img {
    max-width: 100%;
    margin: 10px 0;
}

#downloadLink {
    display: block;
    width: 100%;
    padding: 10px;
    background-color: #007aff;
    color: white;
    text-decoration: none;
    border-radius: 5px;
    margin-top: 20px;
    text-align: center;
    font-weight: bold;
}