/* Base Styles */
 * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    margin: 0 auto;
}
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    }
    
/* Header */
.header {
    text-align: center;
    padding: 2rem 0;
}

.ad-banner {
    height: 90px;
    background: #f5f5f5;
    margin: 1rem 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Main Content */
.upload-section {
    text-align: center;
    padding: 2rem;
    border: 2px dashed #ccc;
    border-radius: 10px;
    margin: 2rem 0;
}

#file-input {
    display: none;
}

.upload-btn {
    background: #007bff;
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.1rem;
    margin: 0.5rem;
}

/* Image Preview */
.preview-container {
    position: relative;
    max-width: 800px;
    margin: 2rem auto;
}

#image-preview {
    max-width: 100%;
    height: auto;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.comparison-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
}

/* Responsive Design */
@media (max-width: 768px) {
    .ad-sidebar {
        display: none;
    }

    .upload-btn {
        width: 100%;
        margin: 0.5rem 0;
    }
}

/* Ads Section */
.ad-sidebar {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    width: 160px;
}

.ad-unit {
    background: #f5f5f5;
    margin: 1rem 0;
    padding: 20px;
    text-align: center;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem 0;
    margin-top: 2rem;
    border-top: 1px solid #ddd;
}

.loading {
    display: none;
    text-align: center;
    padding: 1rem;
}