Skip to main content

🚀 In our NEW AI Bootcamp you'll build a working app in 28 days, no experience required. Free to all subscription levels.

Join the Treehouse affiliate program and earn 25% recurring commission! 🤑

✨ Earn college credits in Cybersecurity, JS, HTML, CSS and Python

  • Treehouse Logo
    • For Individuals
    • For Businesses
    • For Schools
    • For Libraries
    • For Military
    • All Courses
    • Tracks
    • AI Bootcamp
    • College Credit
    • Techdegree Bootcamps
    • Front End Development
    • Full Stack JavaScript
    • Code Adventures
    • Discord
    • Forum
    • Success Stories
    • Treehouse Links
    • 100 Days of Code
    • Explore
    • Career Toolbox
    • Free Treehouse Near Me
    • Affiliates
    • Blog
    • Support
    • About
    • Learn
    • Beginner's Guide to Coding
    • Data Analysis with SQL & Python
    • Front-End Web Development
    • Python Programming Basics
    • Techdegree Bootcamp Overview
    • UX Design Fundamentals
    • AI Tools for Beginners
  • For Individuals For Businesses For Schools For Libraries For Military
  • All Courses Tracks AI Bootcamp College Credit
  • Techdegree Bootcamps Front End Web Development Full Stack JavaScript
  • Code Adventures Discord Forum Success Stories Treehouse Links 100 Days of Code
  • Explore Career Toolbox Free Treehouse Near Me Affiliates Blog Support About
    Learn Beginner's Guide to Coding Data Analysis with SQL & Python Front-End Web Development Python Programming Basics Techdegree Bootcamp Overview UX Design Fundamentals AI Tools for Beginners
  • Sign In
  • Free Trial
Instagram Twitter Facebook YouTube LinkedIn
Loading banner... Start your free trial at Treehouse
    • Newest
      • Newest
      • Active
      • Unanswered
      • Featured
    • All Topics
      • All Topics
      • • General Discussion
      • • AI
      • • APIs
      • • Coding for Kids
      • • College Credit
      • • Computer Science
      • • CSS
      • • Data Analysis
      • • Databases
      • • Design
      • • Development Tools
      • • Digital Literacy
      • • Game Development
      • • Go Language
      • • HTML
      • • Java
      • • JavaScript
      • • Learning Resources
      • • Machine Learning
      • • No-Code
      • • PHP
      • • Professional Growth
      • • Python
      • • Quality Assurance
      • • React
      • • Ruby
      • • Security
      • • Swift
      • • Vibe Coding
  • Christopher Stuart
    seal-mask
    .a{fill-rule:evenodd;}techdegree seal-36
    Christopher Stuart
    Full Stack JavaScript Techdegree Graduate 27,771 Points

    Has anyone successfully implemented the code to collect the email addresses for this?

    Posted July 27, 2017 4:55pm by Christopher Stuart
    .a{fill-rule:evenodd;}techdegree seal-36
    Christopher Stuart
    Full Stack JavaScript Techdegree Graduate 27,771 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    0 Answers

  • Ryan Schmelter
    Ryan Schmelter
    9,710 Points

    Mixing Bootstrap and custom?

    Posted July 11, 2017 12:12am by Ryan Schmelter
    Ryan Schmelter
    9,710 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    1 Answer

  • Ben Ahlander
    Ben Ahlander
    7,528 Points

    Why is my class .display-1 not working?

    Posted June 19, 2017 2:12am by Ben Ahlander
    Ben Ahlander
    7,528 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    0 Answers

  • Robert Papancsev
    Robert Papancsev
    3,420 Points

    It was absolutely unnecessary to teach here the Alpha version, why not stick to Bootstrap 3 until B4 is in producton?

    Posted May 29, 2017 9:44am by Robert Papancsev
    Robert Papancsev
    3,420 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    5 Answers

  • Maya Liberman
    seal-mask
    .a{fill-rule:evenodd;}techdegree seal-36
    Maya Liberman
    Full Stack JavaScript Techdegree Graduate 26,360 Points

    Whats wrong with my code?

    Posted May 13, 2017 3:46pm by Maya Liberman
    .a{fill-rule:evenodd;}techdegree seal-36
    Maya Liberman
    Full Stack JavaScript Techdegree Graduate 26,360 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    1 Answer

  • Mario Radosevic
    Mario Radosevic
    24,096 Points

    Tons of things outdated :/

    Posted March 18, 2017 1:56pm by Mario Radosevic
    Mario Radosevic
    24,096 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    3 Answers

  • Holly Logan
    Holly Logan
    7,142 Points

    Spacing not working?

    Posted January 25, 2017 9:07pm by Holly Logan
    Holly Logan
    7,142 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    1 Answer

  • Luke Duffy
    Luke Duffy
    4,266 Points

    mb-3 and m-b-3 not working??

    Posted January 14, 2017 11:07am by Luke Duffy
    Luke Duffy
    4,266 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    2 Answers

  • Steve Fan
    Steve Fan
    8,218 Points

    Just wanna confirm some url, syntax in this course are not usable. They update new directory and syntax.

    Posted December 30, 2016 5:38am by Steve Fan
    Steve Fan
    8,218 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    0 Answers

  • Ernests Millers
    Ernests Millers
    7,184 Points

    For those who wondering if something doesn't work. :) v4.0.0-alpha.5

    Posted December 15, 2016 5:26pm by Ernests Millers
    Ernests Millers
    7,184 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    0 Answers

  • Louis Samuel
    Louis Samuel
    12,529 Points

    Spacing - margin classes m-t-1 / m-b-1 not working at all. Can anyone help ?!?!

    Posted December 5, 2016 8:53am by Louis Samuel
    Louis Samuel
    12,529 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    1 Answer

  • Carlos Enrique Castañeda Gutiérrez
    Carlos Enrique Castañeda Gutiérrez
    13,886 Points

    Exist a tool that can erase unnecesary classes, js of Bootstrap?

    Posted October 20, 2016 10:00pm by Carlos Enrique Castañeda Gutiérrez
    Carlos Enrique Castañeda Gutiérrez
    13,886 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    1 Answer

  • Adrian Cook
    Adrian Cook
    14,032 Points

    This version of bootstrap is outdated, can't seem t find what I need

    Posted September 16, 2016 10:32pm by Adrian Cook
    Adrian Cook
    14,032 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    2 Answers

  • Arikaturika Tumojenko
    Arikaturika Tumojenko
    8,897 Points

    Can we style Bootstrap elements using pure CSS?

    Posted September 1, 2016 6:15am by Arikaturika Tumojenko
    Arikaturika Tumojenko
    8,897 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    1 Answer

  • Patrick McKinney
    Patrick McKinney
    13,151 Points

    Horizontal Scroll for H1 at 34em Breakpoint

    Posted May 28, 2016 8:03pm by Patrick McKinney
    Patrick McKinney
    13,151 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    0 Answers

  • Jonathan Grieve
    Jonathan Grieve
    91,254 Points

    Unable to multiply margins for greater than 3 in Bootstrap 4

    Posted April 28, 2016 4:39pm by Jonathan Grieve
    Jonathan Grieve
    91,254 Points
    • CSS
    • Bootstrap 4 Basics (Retired)
    • Getting to Know Bootstrap 4
    • Enhancing the Page

    1 Answer

Posting to the forum is only allowed for members with active accounts.
Please sign in or sign up to post.

Techdegree

  • Front End Web Development
  • Full Stack JavaScript
SEE ALL

Tracks

  • Learn to Code for Beginners
  • Beginning Python
  • Beginning SQL
  • Beginning Java
SEE ALL

Courses

  • JavaScript Basics
  • Intro to HTML & CSS
  • Python Basics
  • CSS Layout
SEE ALL

About Us

  • About
  • Blog
  • Community
  • Stories
  • Contact
  • Gift Card

Explore

  • Plans
  • Affiliates
  • Perks
  • Shop
  • Free Treehouse Near Me
  • Treehouse for Libraries
  • Treehouse for Businesses

Treehouse is an online technology education platform founded in 2011. Treehouse offers more than 700 self-paced, video-based courses in web development, programming, data analysis, design, and AI, plus two project-based bootcamp programs in Front End Web Development and Full Stack JavaScript. Individual Treehouse plans start at $25 per month and include a 7-day free trial. Treehouse serves individual learners, businesses, schools, and public libraries. Cardholders at participating U.S. public libraries can use Treehouse for free. Select Treehouse courses, offered with University Pathways International, are recommended for college credit by ACE and NCCRS. Treehouse learners earn digital certificates for completed Tracks.

Terms & Conditions · Privacy · © 2026 Treehouse Island, Inc.
  • Twitter
  • YouTube
  • Facebook
  • LinkedIn
  • Instagram
  • Discord