.container {
    max-width: 600px;
    margin: 0 auto;
    background: #fff;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    margin-bottom: 20px;
}

.upload-section,
.filter-section,
.preview-section {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 5px;
}

input[type="file"] {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
}

#dropZone {
    width: 100%;
    padding: 20px;
    border: 2px dashed #fa346e;
    text-align: center;
    margin-bottom: 10px;
    color: #888;
}

#dropZone.dragover {
    border-color: #666;
    background-color: #f9f9f9;
}

input[type="range"] {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
}

#compressionValue {
    display: inline-block;
    margin-left: 10px;
    font-weight: bold;
}

#imagePreview {
    width: 100%;
    max-height: 300px;
    display: block;
    margin: 0 auto;
}

button {
    display: block;
    width: 100%;
    padding: 10px;
    background-color: #fa346e;
    color: white;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}