Loading...
Please wait a moment
Founded by passionate advocates of learning and innovation, Learni set out to make professional training accessible to everyone, everywhere in the world. Our team works in the largest cities such as Paris, Lyon, Marseille, and internationally, to support talents and organizations in their skills development.
10 spots per session maximum — 10 already taken
Which format do you prefer?
30 free minutes with a training advisor — no commitment.
Loading available slots...
Professional Training training in New York in September 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Professional Training training in Memphis in October 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Cybersecurity training in Oklahoma City in December 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Discover essential strategies, trends, and training programs for organizations to excel in data governance by March 2026. Stay compliant and leverage data effectively.
Don't let this gap widen
Without mastery of the CSS Grid System, front-end teams waste 35% more time on complex layouts using outdated Flexbox hacks or tables, delaying projects by weeks.
This results in average cost overruns of $12,000 per web development project, according to Stack Overflow surveys, while compromising responsive performance.
Poor Grid implementation contributes to 28% higher bounce rates on mobile sites—costing businesses $50,000+ annually in lost conversions, per Google Analytics data.
Every quarter without CSS Grid expertise, your designs lag behind competitors, risking client churn and stalled career growth in a layout-driven market.
The Training: Mastering the CSS Grid System for Modern Web Layouts training is delivered in-person or remotely (blended-learning, e-learning, virtual classroom, remote in-person). At Learni, a Qualiopi-certified training organization, each program is designed to maximize skills acquisition, regardless of the training mode chosen.
The trainer alternates between demonstrative, interrogative, and active methods (through practical exercises and/or real-world scenarios). This pedagogical approach ensures concrete and directly applicable learning in the workplace.
To ensure the quality of the Training: Mastering the CSS Grid System for Modern Web Layouts training, Learni provides the following teaching resources:
For in-house training at a location external to Learni, the client ensures and commits to having all necessary teaching materials (IT equipment, internet connection...) for the proper conduct of the training action in accordance with the prerequisites indicated in the communicated training program.
The assessment of skills acquired during the Training: Mastering the CSS Grid System for Modern Web Layouts training is carried out through:
Learni is committed to the accessibility of its professional training programs. All our training programs are accessible to people with disabilities. Our teams are available to adapt teaching methods to your specific needs. Do not hesitate to contact us for any accommodation request.
Learni training programs are available for inter-company and intra-company settings, both in-person and remote. Registration is possible up to 48 business hours before the start of training. Our programs are eligible for OPCO, Pôle emploi, and FNE-Formation funding. Contact us to discuss your training project and funding possibilities.
Introduction to CSS Grid: history, principles, and use cases. Creating the first grid: containers, child elements (items), concepts of rows, columns, and areas. First steps with display: grid, grid-template-rows, grid-template-columns, implicit/explicit placement. Practical exercises: building a simple grid layout.
Advanced use of grid-template-areas, grid-auto-flow, and grid-gap. Manual item positioning: grid-row, grid-column, start/end. Grid management on mobile devices, media queries, and auto-fit/auto-fill. Introduction to fr units, minmax, repeat. Practical labs: transitioning from a fixed layout to a fluid and adaptive one.
Combining CSS Grid with Flexbox and their comparative advantages. Creating dynamic templates: overlays, masonry layouts, nested grids. Browser compatibility and fallbacks. Integration into real projects (WordPress, CSS frameworks, JavaScript libraries). Real case studies: refactoring existing pages to CSS Grid. Final tips, tricks, and front-end performance optimization.
Target audience
Web designers, integrators, front-end developers with prior CSS experience
Prerequisites
Basic knowledge of HTML and CSS (selectors, fundamental properties)
Loading...
Please wait a moment





























