Post by account_disabled on Dec 2, 2023 23:04:18 GMT -5
What is CLS? Cumulative Layout Shift explained
The Core Web Vitals update has now spread widely and many are moving to optimize their website scores.
In other articles proposed by our blog, we have already addressed in detail how to optimize the LCP metric, or Largest Cumulative Paint.
However, the Core Web Vitals are divided into 3 different scores, so in addition to the LCP value there are 2 others: the CLS and the FID.
In this article we will see in detail how to optimize Country Email List the CLS, the most complex metric to fix in my opinion.
CLS indicates unintentional layout variation when loading a page. This problem is often present in many WordPress sites because during the theme development phase, not much attention is paid to the management of JavaScript and CSS for above the fold.
This metric influences not only the Web Vitals score, but also the user experience (UX), for example if the user who is visiting the page is ready to click on an element, but in the meantime the loading changes its position which will mean that the If the user presses another element of the page, for example a banner or a link that he did not want to press, or another example on a blog article, the CLS could make the user lose the reading point, who will find himself having to find the point again.
The CLS is also strongly influenced by the type of connection of the device. We remind you that most users connect from a "slow" network so it is even more important to consider this aspect.
In short, we understood that it is not pleasant to have these changes in layout on your website.
Causes of Cumulative Layout Shift.
The causes that lead to a poor CLS score can be many and should be addressed on every single project. The most common, however, could be these:
These are the most common and frequent causes, an important note that I would like to point out is the issue of web hosting and the response of the resources that influence all the parameters of the Core Web Vitals.
The Core Web Vitals update has now spread widely and many are moving to optimize their website scores.
In other articles proposed by our blog, we have already addressed in detail how to optimize the LCP metric, or Largest Cumulative Paint.
However, the Core Web Vitals are divided into 3 different scores, so in addition to the LCP value there are 2 others: the CLS and the FID.
In this article we will see in detail how to optimize Country Email List the CLS, the most complex metric to fix in my opinion.
CLS indicates unintentional layout variation when loading a page. This problem is often present in many WordPress sites because during the theme development phase, not much attention is paid to the management of JavaScript and CSS for above the fold.
This metric influences not only the Web Vitals score, but also the user experience (UX), for example if the user who is visiting the page is ready to click on an element, but in the meantime the loading changes its position which will mean that the If the user presses another element of the page, for example a banner or a link that he did not want to press, or another example on a blog article, the CLS could make the user lose the reading point, who will find himself having to find the point again.
The CLS is also strongly influenced by the type of connection of the device. We remind you that most users connect from a "slow" network so it is even more important to consider this aspect.
In short, we understood that it is not pleasant to have these changes in layout on your website.
Causes of Cumulative Layout Shift.
The causes that lead to a poor CLS score can be many and should be addressed on every single project. The most common, however, could be these:
These are the most common and frequent causes, an important note that I would like to point out is the issue of web hosting and the response of the resources that influence all the parameters of the Core Web Vitals.