Learning web design online step by step is achievable with structured resources and practice. Here's a guide to help you get started:

Understand the Basics:

Familiarize yourself with fundamental concepts such as HTML, CSS, and Javascript.
HTML (Hypertext Markup Language) is used for creating the structure of web pages.
CSS (Cascading Style Sheets) is used for styling and formatting HTML elements.
Javascript is a scripting language used for adding interactivity and dynamic elements to web pages.
Choose Learning Platforms :

Explore online learning platforms like Codecademy, Coursera, Udemy, and freeCodeCamp, which offer courses on web design and development.
YouTube tutorials and blogs like MDN Web Docs, CSS-Tricks, and Smashing Magazine can also be valuable resources.

Start with HTML and CSS:

Begin by learning HTML tags, elements, and structure.
Learn how to use CSS to style HTML elements, including properties like colors, fonts, layout, and responsive design techniques.

Practice Regularly:

Apply what you learn by building simple web pages and projects.
Experiment with different layouts, styles, and features to enhance your skills.

Learn Responsive Design:

Understand the principles of responsive web design, which ensure that websites display well on various devices and screen sizes.
Learn about media queries, flexible grids, and fluid layouts.

Explore Javascript:

Start learning Javascript to add interactivity to your web pages.
Learn basic Javascript syntax, data types, functions, and DOM manipulation (Document Object Model).

Learn Frontend Frameworks:

Explore frontend frameworks like Bootstrap, Foundation, or Tailwind CSS, which provide pre-designed components and responsive layouts to streamline web development.
Understand Web Design Principles:

Study design principles such as typography, color theory, layout, and user experience (UX) design.
Learn how to create visually appealing and user-friendly websites that effectively communicate information.

Learn Version Control:

Familiarize yourself with version control systems like Git and platforms like GitHub or GitLab.
Learn how to manage and collaborate on projects, track changes, and contribute to open-source projects.

Build a Portfolio:

Create a portfolio website to showcase your projects and skills.
Include a variety of projects that demonstrate your abilities in web design, frontend development, and responsive design.

Stay Updated:

Keep up with the latest trends, technologies, and best practices in web design by following blogs, forums, and industry news.
Attend web design conferences, workshops, and webinars to network with professionals and expand your knowledge.

Seek Feedback and Collaboration:

Share your work with others and seek feedback from peers, mentors, or online communities.
Collaborate on projects with other designers and developers to gain experience and learn from others' perspectives.

Remember, learning web design is an ongoing process, so be patient, persistent , and proactive in your learning journey. Practice regularly, build projects, and don't hesitate to seek help when needed.