====== LU01b - HTML/CSS/JS Basics ======

Ziel: Auffrischen der HTML-/CSS- und Javascript-Basics.

===== 1) HTML Struktur (Elemente, Attribute, Links, Bilder, Forms) =====

==== HTML repetieren: ====

{{youtube>BvJYXl2ywUE?}}
//YouTube Playlist: HTML Basics (englisch)//

==== Tests zur Selbstkontrolle ====

  * **MDN Skill-Checks (HTML)** – genau die Basics, die wir in Formular-/UI-Seiten brauchen:
    * [[https://developer.mozilla.org/en-US/docs/Learn_web_development/Core/Structuring_content/Test_your_skills/HTML_text_basics|MDN: Test your skills – HTML text basics]]
    * [[https://developer.mozilla.org/en-US/docs/Learn_web_development/Core/Structuring_content/Test_your_skills/Links|MDN: Test your skills – Links]]
    * [[https://developer.mozilla.org/en-US/docs/Learn_web_development/Core/Structuring_content/Test_your_skills/Images|MDN: Test your skills – HTML images]]
    * [[https://developer.mozilla.org/en-US/docs/Learn_web_development/Core/Structuring_content/Test_your_skills/Forms_and_buttons|MDN: Test your skills – Forms and buttons]]


===== 2) CSS Basics (Selektoren, Cascade, Box Model, Layout) =====

==== CSS repetieren Selektoren: ====

{{youtube>l1mER1bV0N0?}}
//YouTube Video: Learn Every CSS Selector In 20 Minutes (englisch)//

==== CSS repetieren Vererbung: ====

{{youtube>N8tFrMZp_wA?}}
//YouTube Video: Do You Really Understand CSS Inheritance? (englisch)//

==== CSS repetieren Box Model: ====

{{youtube>rIO5326FgPE?}}
//YouTube Video: Learn CSS Box Model In 8 Minutes (englisch)//

==== CSS repetieren Positionieren: ====

{{youtube>jx5jmI0UlXU?}}
//YouTube Video: Learn CSS Position In 9 Minutes (englisch)//

==== CSS repetieren Display: ====

{{youtube>Qf-wVa9y9V4?}}
//YouTube Video: Learn CSS Display Property In 4 Minutes (englisch)//

==== CSS repetieren Flexbox: ====

{{youtube>fYq5PXgSsbE?}}
//YouTube Video: Learn Flexbox in 15 Minutes (englisch)//

==== CSS repetieren Grid: ====

{{youtube>9zBsdzdE4sM?}}
//YouTube Video: Learn CSS Grid in 20 Minutes (englisch)//

==== Spiele und Tests zur Selbstkontrolle ====

  * **CSS Diner** – Game zu CSS-Selektoren
    * [[https://flukeout.github.io/|CSS Diner – CSS Selectors Game]]
  * **Coding Fantasy – Flexbox** – Game zu Flexbox
    * [[https://codingfantasy.com/games/flexboxadventure|Coding Fantasy – Flexbox]]
  * **Coding Fantasy – Grid Attack** – Game zu Grid
    * [[https://codingfantasy.com/games/css-grid-attack|Coding Fantasy – Grid]]
  * **Flexbox Froggy** – Game zu Flexbox (für Layout/Navigationsleisten extrem nützlich)
    * [[https://flexboxfroggy.com/|Flexbox Froggy – Flexbox Game]]
  * **MDN Skill-Checks (CSS)** – kurze Checks zu den Basics:
    * [[https://developer.mozilla.org/en-US/docs/Learn_web_development/Core/Styling_basics/Test_your_skills/Selectors|MDN: Test your skills – Selectors]]
    * [[https://developer.mozilla.org/en-US/docs/Learn_web_development/Core/Styling_basics/Test_your_skills/Cascade|MDN: Test your skills – The Cascade]]
    * [[https://developer.mozilla.org/en-US/docs/Learn_web_development/Core/Styling_basics/Test_your_skills/Box_model|MDN: Test your skills – The box model]]


===== 3) JavaScript Basics (Syntax & Logik) =====

==== JS repetieren Variablen: var, let, const: ====

{{youtube>9WIJQDvt4Us?}}
//YouTube Video: Differences Between Var, Let, and Const (englisch)//


==== JS repetieren Variablen, Konstanten, Zeichenketten, Zahlen, Arrays, Objekte, Funktionen: ====

{{youtube>W6NZfCO5SIk?}}
//YouTube Video: JavaScript Course for Beginners – Your First Step to Web Development (englisch)//


==== Spiele und Tests zur Selbstkontrolle ====

  * **JS Hero (DE)** – interaktive Übungen zu Variablen, Datentypen, If/Else, Funktionen
    * [[https://www.jshero.net/home.html|JS Hero – JavaScript interaktiv üben (Deutsch)]]
  * **MDN Skill-Checks** – kurze Selbsttests (mit Live-Code) zu den Kern-Themen:
    * [[https://developer.mozilla.org/en-US/docs/Learn_web_development/Core/Scripting/Test_your_skills/Variables|MDN: Test your skills – Variables]]
    * [[https://developer.mozilla.org/en-US/docs/Learn_web_development/Core/Scripting/Test_your_skills/Conditionals|MDN: Test your skills – Conditionals]]
    * [[https://developer.mozilla.org/en-US/docs/Learn_web_development/Core/Scripting/Test_your_skills/Functions|MDN: Test your skills – Functions]]

===== 4) DOM-Grundlagen (getElementById, Text/Style ändern) =====
  * **Scrimba: Intro to the DOM** – interaktiv, inkl. *Selecting Elements – getElementById* & einfache Manipulationen
    * [[https://scrimba.com/playlist/p7wk6TL|Scrimba – Intro to the DOM (inkl. getElementById)]]
  * **MDN Skill-Check Events** – Klick/Events + DOM-Änderungen üben
    * [[https://developer.mozilla.org/en-US/docs/Learn_web_development/Core/Scripting/Test_your_skills/Events|MDN: Test your skills – Events]]