AI can only take you so far. 🌟 Start with core skills in JavaScript, HTML, CSS, or Python. 🚀

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
    • 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
  • 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
      • • Vibe Coding
  • Gavin Broekema
    seal-mask
    .a{fill-rule:evenodd;}techdegree
    Gavin Broekema
    Full Stack JavaScript Techdegree Student 22,443 Points

    :only-child not selecting <ul>

    Posted May 10, 2016 2:01am by Gavin Broekema
    .a{fill-rule:evenodd;}techdegree
    Gavin Broekema
    Full Stack JavaScript Techdegree Student 22,443 Points
    • CSS
    • CSS Foundations
    • Selectors
    • Basic Structural Pseudo-Classes

    1 Answer

  • Jamie Allison
    Jamie Allison
    3,358 Points

    Practical uses for 'child' pseudo classes?

    Posted January 8, 2015 12:32am by Jamie Allison
    Jamie Allison
    3,358 Points
    • CSS
    • CSS Foundations
    • Selectors
    • Basic Structural Pseudo-Classes

    3 Answers

  • colinwillox
    colinwillox
    2,549 Points

    In the challenge, I'm asked to style the first-child of the ul element, so wouldn't the CSS be "ul:first-child?"

    Posted December 6, 2014 6:09pm by colinwillox
    colinwillox
    2,549 Points
    • CSS
    • CSS Foundations
    • Selectors
    • Basic Structural Pseudo-Classes

    3 Answers

  • Jordan Facibene
    Jordan Facibene
    5,062 Points

    Would this be an example of bad CSS form/practice?

    Posted November 13, 2014 3:28am by Jordan Facibene
    Jordan Facibene
    5,062 Points
    • CSS
    • CSS Foundations
    • Selectors
    • Basic Structural Pseudo-Classes

    1 Answer

  • Matthew Beiswenger
    Matthew Beiswenger
    6,814 Points

    will pseudo elements apply to all?

    Posted November 5, 2014 4:03pm by Matthew Beiswenger
    Matthew Beiswenger
    6,814 Points
    • CSS
    • CSS Foundations
    • Selectors
    • Basic Structural Pseudo-Classes

    1 Answer

  • Phouthalang Pygnasak
    Phouthalang Pygnasak
    4,795 Points

    Confused about :only-child Pseudo-class??

    Posted October 26, 2014 5:23pm by Phouthalang Pygnasak
    Phouthalang Pygnasak
    4,795 Points
    • CSS
    • CSS Foundations
    • Selectors
    • Basic Structural Pseudo-Classes

    1 Answer

  • KnowledgeWoods Consulting
    KnowledgeWoods Consulting
    5,607 Points

    Create a interactive TOC

    Posted July 14, 2014 10:42am by KnowledgeWoods Consulting
    KnowledgeWoods Consulting
    5,607 Points
    • CSS
    • CSS Foundations
    • Selectors
    • Basic Structural Pseudo-Classes

    0 Answers

  • Kevin Brunt
    Kevin Brunt
    1,763 Points

    CSS Selector Cheat Sheet

    Posted May 20, 2014 2:19pm by Kevin Brunt
    Kevin Brunt
    1,763 Points
    • CSS
    • CSS Foundations
    • Selectors
    • Basic Structural Pseudo-Classes

    2 Answers

  • Russell Estes
    Russell Estes
    2,227 Points

    Help me keep motivated!

    Posted April 5, 2014 12:18am by Russell Estes
    Russell Estes
    2,227 Points
    • CSS
    • CSS Foundations
    • Selectors
    • Basic Structural Pseudo-Classes

    5 Answers

  • Jonmarc Stevens
    Jonmarc Stevens
    6,414 Points

    Best places to Start

    Posted April 3, 2014 3:52pm by Jonmarc Stevens
    Jonmarc Stevens
    6,414 Points
    • CSS
    • CSS Foundations
    • Selectors
    • Basic Structural Pseudo-Classes

    2 Answers

  • Chase Boothe
    Chase Boothe
    1,353 Points

    :only-child not working

    Posted March 9, 2014 9:24pm by Chase Boothe
    Chase Boothe
    1,353 Points
    • CSS
    • CSS Foundations
    • Selectors
    • Basic Structural Pseudo-Classes

    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.