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Training: Mobile First - Mastering Mobile-Centered Web Design

Course created on July 27, 2026Updated on October 5, 2026

On quote$2,310

2 days
Onsite
8 people max.

Request a quote See the program

Ref: QRW187

8 people max.

On quote$2,310

In-company rate: on quotefrom $4,190 for the whole team

On-site and certification exam on quote

2 days

Onsite

Don't let this gap widen

Why this program matters

Without mobile-centered web design, 61 % of users abandon a site that loads in more than 3 seconds on smartphone, generating an explosive bounce rate of 53 %.
This costs an average of 2 000 € per month in lost sales to an SME, with 40 % of potential traffic evaporated and urgent redesigns doubled in budget.
Your company plummets in Google rankings, exposing projects and careers to ruthless competition that is already optimizing everything for mobile.
Every week without this mastery worsens the losses and erodes your professional credibility.

Trusted by — schools, companies and industrial groups

25,729 programs · 25 countries

Every program built with a dedicated engineer

Companies: Aptar, ArcelorMittal, Equans, EDF, Ubisoft and Microsoft.

Learning objectives

Understand the Mobile First approach and its UX/UI implications
Adapt interface design for mobile by prioritizing content and functionalities
Use media queries in CSS for progressive development
Optimize performance and accessibility of mobile sites
Apply best practices for mobile SEO

Program

Module 1Introduction to the Mobile First Strategy

History and evolution of mobile web, principles of Mobile First, new trends and usage statistics, fundamental differences with desktop, accessibility challenges. Concrete examples of successful mobile experiences.

Module 2Structuring and Designing for Mobile

Define content hierarchy in Mobile First mode, adapted wireframes, adaptation of interface elements (buttons, forms, navigation), principles of clean design, mobile-adapted typography and images, touch ergonomics.

Module 3Advanced CSS, Media Queries, and Progressive Optimization

Advanced media query techniques, introduction to mobile-first in modern CSS frameworks (Bootstrap, Tailwind), multi-device adaptation and testing. Responsive image management, loading time optimization, performance audit, mobile SEO checklist.

Evaluation method

Multiple-choice quiz to validate learning outcomes at the end of the training
Project: creation of a 100% Mobile First web page reviewed by the trainer

Learning method

Theoretical presentations illustrated with examples
Step-by-step technical demonstrations
Hands-on practice on real-world cases
Practical guides and digital materials

Methods, materials and delivery

The Training: Mobile First - Mastering Mobile-Centered Web Design program is delivered onsite or remote (blended-learning, virtual classroom, remote presence). At Learni, an industry-certified training organization, every program is built to maximize skills acquisition regardless of the chosen format.

The trainer alternates between demonstrative, interrogative and active methods (through hands-on labs and/or scenarios). This pedagogical approach guarantees concrete learning that's immediately applicable at work.

Equipment required

For the smooth delivery of the Training: Mobile First - Mastering Mobile-Centered Web Design program, the following equipment is required:

Mac or PC computers, high-speed fiber internet, whiteboard or flipchart, projector or interactive touch screen (for remote sessions)
Training environments installed on workstations or accessible online
Course materials, hands-on exercises and complementary resources
Post-training access to materials and educational resources

For intra-company training on a site outside Learni, the client commits to providing all required teaching materials (computers, internet, etc.) for the smooth delivery of the program in line with the prerequisites in the communicated program.

* contact us for remote delivery feasibility** ratio varies depending on the program

Skills assessment methods

Assessment of skills acquired during the Training: Mobile First - Mastering Mobile-Centered Web Design program is performed through:

During training: case studies, hands-on labs and professional scenarios
End of training: self-assessment questionnaire and skills evaluation by the trainer
After training: completion certificate detailing acquired skills

Program accessibility

Learni is committed to making its programs accessible. All our programs are accessible to people with disabilities. Our teams are available to adapt the pedagogical methods to your specific needs. Please contact us for any adjustment request.

Enrollment terms and lead times

Registration is possible up to 48 business hours before the start of training. All our programs are built for corporate L&D budgets and delivered onsite or remotely.

The Learni story

Founded by engineers and learning experts, Learni's mission is to make high-impact tech training accessible to teams everywhere. We work remotely with organizations across the US and Canada, in your time zone, to help teams upskill fast.

Our method

Training quality, guaranteed at every step

Before, during, after: we frame the brief, introduce the trainer, tailor the content and measure impact. You stay in control from kickoff to wrap-up.

Step 1

Rigorous trainer selection

Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.

Triple validation: technical, pedagogical, sectoral.
Minimum rating 4.8/5 over the last 12 sessions.

Step 2

You meet the trainer beforehand

30-minute video call between you and the selected trainer to validate the fit, adjust content and clear any final doubts.

Live briefing on goals and team context.
Veto right — we swap the trainer for free if needed.

Step 3

Content tailored to your context

No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.

Hands-on cases drawn from your stack and projects.
Program co-written then validated by your team.

Step 4

Continuous quality follow-up

Live evaluations, 30/90/180-day check-ins and a consolidation plan. If the impact misses the mark, we rework it.

NPS, knowledge quizzes and skills self-assessment.
Satisfaction guarantee: fully satisfied or free rework.

A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.

A child walking to school with a backpack

Our social commitment

A school kit donated to a child for every training booked

To fight inequalities in access to education, Learni donates a complete school kit to a child in need for every training booked. You build your skills, a child heads back to school.

Backpack, notebooks and essential supplies
Distributed through our partner charities
Included, at no extra cost to you

Enroll and offer a kit

FAQ

Frequently asked questions

What can participants do after Training: Mobile First training?+

They can understand the Mobile First approach and its UX/UI implications, adapt interface design for mobile by prioritizing content and functionalities and use media queries in CSS for progressive development. Those are the stated objectives of the Training: Mobile First program at Intermediate level, checked by the end-of-session assessment.

What does the Training: Mobile First program cover, day by day?+

Day 1: Introduction to the Mobile First Strategy. Day 2: Structuring and Designing for Mobile. Day 3: Advanced CSS, Media Queries, and Progressive Optimization. The Training: Mobile First program runs over 2 days, delivered on site.

How is Training: Mobile First training assessed?+

Assessment relies on multiple-choice quiz to validate learning outcomes at the end of the training and project: creation of a 100% Mobile First web page reviewed by the trainer. Learni issues a completion certificate together with the individual assessment report at the end of the Training: Mobile First program, which an L&D team can file as evidence.

How much does Training: Mobile First training cost per participant?+

Training: Mobile First training is priced on quote. The amount depends on headcount, format and how far the syllabus is tailored to your team. A detailed quote is sent within one business day, and team pricing covers the whole group from the second participant.

How long does Training: Mobile First training take?+

2 days, available live online (US time zones) or on-site at your offices. Half-day tracks spread over several weeks are possible so the team stays operational.

Who pays for Training: Mobile First training?+

Most US teams pay directly through their company L&D or training budget. Learni invoices in US dollars and accepts bank transfer (ACH/wire) or card, with volume pricing for teams. A purchase order is welcome.

What do participants need to know before Training: Mobile First training?+

Mastery of HTML and CSS basics, knowledge of responsive design fundamentals recommended.

Is a certificate issued after Training: Mobile First training?+

Yes. A Learni completion certificate is issued, along with the individual evaluation report. Learni is a certified training provider and prepares for third-party certifications, but does not award them itself.

Does Learni provide the equipment for Training: Mobile First training?+

No. A computer and a stable internet connection are required for each participant. Learni provides the learning platform, the trainer and all course materials.

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