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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 — 9 already taken
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30 free minutes with a training advisor — no commitment.
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Don't let this gap widen
Without mastering responsive design, 53% of your website visitors on mobile devices bounce immediately, slashing traffic and conversions by up to 50% according to Google Analytics data.
Non-adaptive sites cost businesses an average of $15,000 per project in emergency redesigns and lost revenue from poor user experience.
Developers and designers stuck with outdated skills face stalled careers, as 70% of hiring managers prioritize responsive expertise in job postings.
Every month without these skills, your projects lag, competitors dominate search rankings, and your professional edge erodes fast.
The Training: Master Responsive Design - Create Adaptive and High-Performance Websites 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: Master Responsive Design - Create Adaptive and High-Performance Websites 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: Master Responsive Design - Create Adaptive and High-Performance Websites 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.
History and challenges of adaptive design. Introduction to resolutions and devices (mobiles, tablets, desktops). Understanding the concepts of fluidity and accessibility. Introduction and syntax of Media Queries: detect and target essential breakpoints. Use of relative units (em, rem, %, vw, vh) for flexible design. Practical exercises applying to a base mockup.
CSS Grids: from float to Flexbox and CSS Grid, principles, use cases, and best practices. Manage element order to adapt visual hierarchy according to screens. Exercises on designing a complete adaptive layout. Management of responsive images (srcset, picture, background-size), media optimization strategy. Responsive navigation: flexible menus, hamburger menu, touch accessibility, and user experience insights.
Debug and test your site on multiple devices (Chrome DevTools, emulators, online tools). Performance: minimize resources, lazy loading, impact on SEO. Mobile accessibility: focus on touch interactions, contrasts, and interactive element sizes. Introduction to CSS frameworks (Bootstrap, Foundation, Tailwind CSS) and their responsive features. Thread project: creation of a complete responsive site (mockups, integration, final tests). Tips for going further (technology watch, additional resources).
Target audience
Web developers, web designers, integrators, and individuals wishing to adapt their sites to all screens
Prerequisites
Basic knowledge of HTML and CSS
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