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

New No-Code Track! 🚀start learning today!

🌟 Dreaming of a bright future? 🎓 Ask about the Treehouse Scholarship program! 🚀

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

  • Treehouse Logo
  • Plans
    Chevron
    • For Individuals
    • For Businesses
    • For Schools
    • For Libraries
    • For Military
  • Library
    Chevron
    • All Courses
    • Tracks
    • College Credit
  • Techdegree
    Chevron
    • Overview
    • Front End Development
    • Full Stack JavaScript
    • Data Analysis
    • UX Design
    • Python
  • Community
    Chevron
    • Community Projects
    • Live Sessions
    • Code Adventures
    • Discord
    • Forum
    • Success Stories
    • Treehouse Links
    • 100 Days of Code
  • Resources
    Chevron
    • Career Toolbox
    • CodeForward
    • Free Treehouse Near Me
    • Jobs
    • Blog
    • Support
    • About
  • For Individuals For Businesses For Schools For Libraries For Military
  • All Courses Tracks College Credit
  • Overview Front End Web Development Full Stack JavaScript Python Development Data Analysis UX Design
  • Community Projects Live Sessions Code Adventures Discord Forum Success Stories Treehouse Links 100 Days of Code
  • Career Toolbox CodeForward Free Treehouse Near Me Jobs Blog Support About
  • Sign In
  • Free Trial
Instagram Twitter Facebook YouTube LinkedIn
    • Newest
      • Newest
      • Active
      • Unanswered
      • Featured
    • All Topics
      • All Topics
      • • General Discussion
      • • AI
      • • Android
      • • 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
  • Ubo Town
    Ubo Town
    3,227 Points

    what does he mean when he says that Pseudo-Elements

    Posted March 3, 2021 5:54pm by Ubo Town
    Ubo Town
    3,227 Points
    • CSS
    • CSS Selectors
    • Advanced Selectors
    • Pseudo-Elements - ::first-line and ::first-letter

    3 Answers

  • mk37
    mk37
    10,271 Points

    strange how ::first-line messes with chrome

    Posted January 17, 2019 12:35pm by mk37
    mk37
    10,271 Points
    • CSS
    • CSS Selectors
    • Advanced Selectors
    • Pseudo-Elements - ::first-line and ::first-letter

    1 Answer

  • Terri Valentine
    Terri Valentine
    23,034 Points

    Pseudo Classes and Pseudo Elements

    Posted December 22, 2017 6:43pm by Terri Valentine
    Terri Valentine
    23,034 Points
    • CSS
    • CSS Selectors
    • Advanced Selectors
    • Pseudo-Elements - ::first-line and ::first-letter

    1 Answer

  • Aiden Mitchell
    Aiden Mitchell
    5,572 Points

    First line not bold!

    Posted June 9, 2016 12:51am by Aiden Mitchell
    Aiden Mitchell
    5,572 Points
    • CSS
    • CSS Selectors
    • Advanced Selectors
    • Pseudo-Elements - ::first-line and ::first-letter

    4 Answers

  • Benjamin Hedgepeth
    Benjamin Hedgepeth
    5,672 Points

    What is a virtual element?

    Posted March 31, 2016 8:11pm by Benjamin Hedgepeth
    Benjamin Hedgepeth
    5,672 Points
    • CSS
    • CSS Selectors
    • Advanced Selectors
    • Pseudo-Elements - ::first-line and ::first-letter

    3 Answers

  • Tom Hackett
    Tom Hackett
    16,988 Points

    Problem styling first letter, can anyone see what I'm doing wrong?

    Posted October 14, 2015 9:26pm by Tom Hackett
    Tom Hackett
    16,988 Points
    • CSS
    • CSS Selectors
    • Advanced Selectors
    • Pseudo-Elements - ::first-line and ::first-letter

    7 Answers

  • John Fisher
    John Fisher
    7,974 Points

    What's the difference between a Pseudo Class and a Pseudo Element?

    Posted March 8, 2015 1:18pm by John Fisher
    John Fisher
    7,974 Points
    • CSS
    • CSS Selectors
    • Advanced Selectors
    • Pseudo-Elements - ::first-line and ::first-letter

    2 Answers

  • Christopher Aporta
    Christopher Aporta
    24,258 Points

    Browser support for double colon (::) vs. single colon (:) notations

    Posted January 30, 2015 8:49pm by Christopher Aporta
    Christopher Aporta
    24,258 Points
    • CSS
    • CSS Selectors
    • Advanced Selectors
    • Pseudo-Elements - ::first-line and ::first-letter

    2 Answers

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

    Treehouse

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

See Full Catalogue

Techdegree

  • Front End Web Development
  • Full Stack JavaScript
  • Python Development
  • Data Analysis
  • UX Design

Tracks

  • Learn to Code for Beginners
  • Beginning Python
  • Beginning SQL
  • Beginning Java
  • ...see more

Courses

  • JavaScript Basics
  • Intro to HTML & CSS
  • Python Basics
  • CSS Layout
  • ...see more

Explore

  • Plans
  • Affiliates
  • Perks
  • Free Treehouse Near Me
  • Treehouse for Libraries
  • Treehouse for Businesses
  • Twitter
  • YouTube
  • Facebook
  • LinkedIn
  • Instagram
Terms & Conditions | Privacy

© 2025 Treehouse Island, Inc.