SEO-анализ сайта и рекомендации

Here is the evaluation of the website stonelib.ru from an SEO perspective, based on the provided HTML code:

**1. Page Title**: 8/10
The page title is present and descriptive, but it's not very concise and doesn't include the main keyword "Агат".

**2. Meta Description**: 0/10
No meta description is present, which is a crucial element for search engine results pages (SERPs).

**3. Header Tags**: 7/10
Header tags (H1, H2, etc.) are used, but not consistently throughout the page. There is only one H1 tag, and the rest of the headings are not properly structured.

**4. Content Quality and Length**: 8/10
The content is informative and well-structured, but it's a bit lengthy and could be broken up into smaller sections for better readability.

**5. Keyword Density**: 6/10
The keyword "Агат" is mentioned several times, but it's not optimized for search engines. There is no clear keyword strategy in place.

**6. Image Optimization**: 4/10
Images are present, but they lack alt tags and descriptive file names, which is important for image search optimization.

**7. Internal Linking**: 5/10
There are no internal links to other relevant pages on the website, which could improve user experience and help with crawling.

**8. Mobile-Friendliness**: 9/10
The website is responsive and adapts well to different screen sizes, which is essential for modern web development.

**9. Page Speed**: 7/10
The page speed is decent, but there are some optimization opportunities, such as compressing images and minifying CSS/JS files.

**10. Semantic HTML**: 8/10
The HTML structure is mostly semantic, but there are some areas for improvement, such as using more specific tags for certain elements.

**Recommendations:**

1. Add a meta description to provide a brief summary of the page's content.
2. Optimize the page title to include the main keyword "Агат" and make it more concise.
3. Improve header tag structure and use them consistently throughout the page.
4. Break up the content into smaller sections and use subheadings to improve readability.
5. Develop a clear keyword strategy and optimize the content accordingly.
6. Add alt tags and descriptive file names to images to improve image search optimization.
7. Implement internal linking to other relevant pages on the website.
8. Optimize page speed by compressing images and minifying CSS/JS files.
9. Review and refine the HTML structure to make it more semantic and accessible.

By addressing these areas, the website can improve its SEO performance and provide a better user experience.