Performance report for librus.pl

The H1 tag represents the main heading of your site and each page on your site should have exactly one, and not more than one.

Alt tags in images are used to describe what the image contains. They are crucial for making your images more comprehensible to search engines, explaining to users what the image is when it fails to load, and allowing some screen readers to interpret your images. Therefore, having alt tags for your images is very important for the health of your site.

The file sizes of styles loaded on your site are one of the key factors affecting its loading time and overall performance. Depending on the overall size of the site, it is recommended that they be less than 50KB.

Specifying the space that images will occupy before they are loaded is very important for page layout. Therefore, the area that images will occupy should be defined in advance before they are loaded.

OG tags, also known as Open Graph Protocol, are used to define the title, description, image, and link information that appears when your website is shared on social media. Having these tags on your site makes your shares on social media more effective.

The file sizes of images displayed on your site are one of the key factors affecting its loading time and overall performance.