Eliminate Render Blocking CSS

How to optimize topbusca.com.br

WordPress SiteScore: 100/100Analyzed April 2026Re-analyze this site

Eliminate Render Blocking CSS

High Impact+8 points estimated

Why It Matters

Blocking CSS delays first paint by 450ms and impacts LCP significantly.

How to Fix

Use a WordPress optimization plugin like WP Rocket or Autoptimize to inline critical CSS. Defer non-critical CSS files including header.min.css and the cached UCSS file. Alternatively, add media='print' onload='this.media="all"' to non-critical stylesheets.

0Good

What This Score Means

A score of 100 falls in the "Good" range (50-89). While it is better than poor (0-49), you should aim for 90+ to provide an optimal user experience and maximize SEO benefits.

This site is slower than approximately 35% of similar sites. The main issues affecting performance are image optimization, JavaScript execution time, and layout stability.

Addressing these issues could improve your conversion rate by 15-20% and boost your search engine rankings.

Core Web Vitals Analysis

LCP

Largest Contentful Paint

1.2s
Good

Good: < 2.5s

Measures how long it takes for the main content to appear on screen

INP

Interaction to Next Paint

16ms
Good

Good: < 200ms

Measures how quickly the page responds to user interactions

CLS

Cumulative Layout Shift

0.00
Good

Good: < 0.1

Measures visual stability - how much content shifts during page load

AI Performance Analysis

This WordPress site has excellent performance with a perfect score of 100/100, but there are still some optimization opportunities to maintain this high standard. The biggest issue is render-blocking CSS files that are delaying the initial page render by an estimated 430ms, which could impact your First Contentful Paint and Largest Contentful Paint metrics. Additionally, there's a 471 KiB image that could be optimized by converting to modern formats like WebP and properly sizing it for its display dimensions. Addressing these render-blocking resources by deferring or inlining CSS, along with optimizing that large PNG image, would help ensure your site maintains its stellar performance as it scales.

Other Optimization Recommendations

Optimize Featured Image Format

High Impact+6 points estimated

Why It Matters:

The main image wastes 482KB and could significantly improve perceived performance.

How to Fix:

Install ShortPixel or Imagify WordPress plugin to automatically convert images to WebP format. Resize the featured image from 768x432 to match display size of 383x216. Use responsive image srcset attributes which WordPress generates automatically.

Fix Forced Reflow Issues

Medium Impact+3 points estimated

Why It Matters:

JavaScript is forcing layout recalculations causing 40ms of blocking time.

How to Fix:

Review the JavaScript code at line 471 in your main HTML file that's querying geometric properties. Batch DOM reads and writes together, and cache layout measurements. Consider using CSS transforms instead of changing layout-triggering properties.

Keep Your Site Fast After Optimization

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