|  |  | 
 |  |  |                   <h3>Aufgabe</h3> | 
 |  |  |                   <p>Mit CSS Flexbox rumspielen</p> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>CSS Grid</h3> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Terminologie</h3> | 
 |  |  |                   <img data-src="/assets/images/css-grid-terminology.drawio.svg"> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="css" data-trim data-line-numbers=""> | 
 |  |  |                         .grid { | 
 |  |  |                            display: grid; /* inline-grid; */ | 
 |  |  | 					 | 
 |  |  |                            grid-template-columns: 1fr 1fr 1fr; | 
 |  |  |                            grid-template-rows: 1fr 1fr; | 
 |  |  | 									 | 
 |  |  |                            gap: 5px 10px; | 
 |  |  |                         } | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="html" data-trim data-line-numbers=""> | 
 |  |  |                         <div class="grid"> | 
 |  |  |                            <span>A</span> | 
 |  |  |                            <span>B</span> | 
 |  |  |                            <span>C</span> | 
 |  |  |                            <span>D</span> | 
 |  |  |                            <span>E</span> | 
 |  |  |                            <span>F</span> | 
 |  |  |                         </div> | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <iframe data-src="/assets/html/css-grid-example-1.html"></iframe> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="css" data-trim data-line-numbers=""> | 
 |  |  |                         .grid { | 
 |  |  |                            grid-template-columns: [left] 1fr [column1] 1fr [column2] 1fr [right]; | 
 |  |  |                            grid-template-rows: [top] 1fr [row1] 1fr [bottom]; | 
 |  |  |                         } | 
 |  |  | 								 | 
 |  |  |                         .a { | 
 |  |  |                            grid-column: 2 / span 2; | 
 |  |  |                            grid-row: 1; | 
 |  |  |                         } | 
 |  |  | 								 | 
 |  |  |                         .b { | 
 |  |  |                            grid-column: left / column2; | 
 |  |  |                            grid-row: 2; | 
 |  |  |                         } | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="html" data-trim data-line-numbers=""> | 
 |  |  |                         <div class="grid"> | 
 |  |  |                            <span class="a">A</span> | 
 |  |  |                            <span class="b">B</span> | 
 |  |  |                         </div> | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <iframe data-src="/assets/html/css-grid-example-2.html"></iframe> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="css" data-trim data-line-numbers=""> | 
 |  |  |                         .grid { | 
 |  |  |                            grid-template-areas: | 
 |  |  |                               "header header header" | 
 |  |  |                               "content content content"; | 
 |  |  |                         } | 
 |  |  | 					 | 
 |  |  |                         .a { | 
 |  |  |                            grid-area: header; | 
 |  |  |                         } | 
 |  |  | 					 | 
 |  |  |                         .b { | 
 |  |  |                            grid-area: 2 / 1 / 2 / 3; /* start-row / start-column / end-row / end-column */ | 
 |  |  |                               /* alternativ auch Namen der Lines möglich */ | 
 |  |  |                         } | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <iframe data-src="/assets/html/css-grid-example-3.html"></iframe> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Aufgabe</h3> | 
 |  |  |                   <p>Implementiere folgendes Design:</p> | 
 |  |  |                   <iframe data-src="/assets/html/css-grid-excercise.html"></iframe> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Lösung</h3> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="css" data-trim data-line-numbers=""> | 
 |  |  |                         .grid { | 
 |  |  |                            display: grid; | 
 |  |  | 									 | 
 |  |  |                            grid-template-rows: 1fr 5fr 1fr; | 
 |  |  | 									 | 
 |  |  |                            gap: 2px; | 
 |  |  | 					 | 
 |  |  |                            grid-template-areas: | 
 |  |  |                               "navigation header header header" | 
 |  |  |                               "navigation content content content" | 
 |  |  |                               "footer footer footer footer" | 
 |  |  |                         } | 
 |  |  | 					 | 
 |  |  |                         .navigation { | 
 |  |  |                            grid-area: navigation; | 
 |  |  |                         } | 
 |  |  | 					 | 
 |  |  |                         .header { | 
 |  |  |                            grid-area: header; | 
 |  |  |                         } | 
 |  |  | 					 | 
 |  |  |                         .content { | 
 |  |  |                            grid-area: content; | 
 |  |  |                         } | 
 |  |  | 					 | 
 |  |  |                         .footer { | 
 |  |  |                            grid-area: footer; | 
 |  |  |                         } | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="html" data-trim data-line-numbers=""> | 
 |  |  |                         <div class="grid"> | 
 |  |  |                            <div class="area navigation">Navigation</div> | 
 |  |  |                            <div class="area header">Header</div> | 
 |  |  |                            <div class="area content">Content</div> | 
 |  |  |                            <div class="area footer">Footer</div> | 
 |  |  |                         </div> | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h4>Platzierug des Inhalts</h4> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="css" data-trim data-line-numbers=""> | 
 |  |  |                         .grid { | 
 |  |  |                            align-items: center; | 
 |  |  |                            justify-items: center; | 
 |  |  |                         } | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <iframe data-src="/assets/html/css-grid-example-4.html"></iframe> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Media Queries</h3> | 
 |  |  |                   <ul> | 
 |  |  |                      <li>"Medienabfragen"</li> | 
 |  |  |                      <li>Styles auf Basis von Eigenschaften des Ausgabemediums</li> | 
 |  |  |                      <li>Große Bildschirme, kleine Bildschirme, Printmedien...</li> | 
 |  |  |                      <li>Hinweis: Sollten immer als letztes (unten) in einem Stylesheet sein</li> | 
 |  |  |                   </ul> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Syntax</h3> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="css" data-trim data-line-numbers> | 
 |  |  |                         @media screen and (min-width: 640px) and (max-width: 1024px) { | 
 |  |  |                            .navigation { | 
 |  |  |                               display: none; | 
 |  |  |                            } | 
 |  |  |                         } | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                   <p>Bedeutung: Wenn die Seite auf einem Display angezeigt wird, welches zwischen 640px und 1024px in der Breite anzeigen kann, dann blende die Navigation aus</p> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Werte für die Ausgabemedien (optional, Standard ist "all")</h3> | 
 |  |  |                   <ul> | 
 |  |  |                      <li>all</li> | 
 |  |  |                      <li>screen</li> | 
 |  |  |                      <li>print</li> | 
 |  |  |                   </ul> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Werte für die Eigenschaften mit Typ und Erklärung (kleiner Auszug)</h3> | 
 |  |  |                   <ul> | 
 |  |  |                      <li>width (Number, Breite)</li> | 
 |  |  |                      <li>height (Number, Höhe)</li> | 
 |  |  |                      <li>orientation (portrait | landscape, Quer- oder Hochformat)</li> | 
 |  |  |                      <li>hover (none | hover, Hat Zeiger zum Hovern)</li> | 
 |  |  |                      <li>forced-colors (none | active, erzwungene Farbpalette z.B. bei Sehbehinderung)</li> | 
 |  |  |                   </ul> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Aufgabe</h3> | 
 |  |  |                   <p>Entwerfe eine kleine Seite mit @media und zeige ein beliebiges Element ab einer bestimmten Höhe oder Breite an (die Größe des Displays kann dynamisch mit den Entwicklertools im Gerätesimulator geändert werden)</p> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Aufgabe</h3> | 
 |  |  |                   <p>Passe die Vorlage "media-queries-responsive-layout.html" mit @media-Queries so an, dass das Menü links ab einer maximalen Breite von 480 Pixel und kleiner nach links oben in die Ecke minimiert wird und nur per Hover wieder 50% Breite und 100% Höhe bekommt</p> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <img data-src="/assets/images/media-queries-excercise.png"> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Lösung</h3> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="css" data-trim data-line-numbers> | 
 |  |  |                         @media screen and (max-width: 480px) { | 
 |  |  |                            .menu { | 
 |  |  |                               grid-area: unset; | 
 |  |  | 					 | 
 |  |  |                               position: absolute; | 
 |  |  |                            } | 
 |  |  | 									 | 
 |  |  |                            .menu:hover { | 
 |  |  |                               height: 100%; | 
 |  |  |                               width: 50%; | 
 |  |  |                            } | 
 |  |  | 					 | 
 |  |  |                            .grid { | 
 |  |  |                               grid-template-columns: 0fr 5fr; | 
 |  |  |                            } | 
 |  |  |                         } | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Transform</h3> | 
 |  |  |                   <ul> | 
 |  |  |                      <li>rein optisch, d.h. "physische" Größe bleibt erhalten</li> | 
 |  |  |                      <li>eine Art "Shader" auf Grafikebene</li> | 
 |  |  |                      <li>Effekte wie Drehung, Vergrößerung, Verschiebung usw.</li> | 
 |  |  |                   </ul> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Syntax</h3> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="css" data-trim data-line-numbers> | 
 |  |  |                         .foo { | 
 |  |  |                            transform: translateX(20px) translateY(20px); | 
 |  |  |                            transform-origin: left; | 
 |  |  |                         } | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Mögliche Effekte</h3> | 
 |  |  |                   <ul> | 
 |  |  |                      <li>translate</li> | 
 |  |  |                      <li>rotate</li> | 
 |  |  |                      <li>scale</li> | 
 |  |  |                      <li>scew</li> | 
 |  |  |                   </ul> | 
 |  |  |                   <p>Die meisten besitzen zusätzlich spezifischere X-, Y- oder 3D-Versionen</p> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Aufgabe</h3> | 
 |  |  |                   <p>Probiere die genannten Transform-Effekte in einer beliebigen Seite aus</p> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Transition</h3> | 
 |  |  |                   <ul> | 
 |  |  |                      <li>Elemente können "weich" verändert werden</li> | 
 |  |  |                      <li>Mögliche Attribute, deren Änderungen animiert werden können sind z.B. <code>width</code>, <code>height</code>, <code>transform</code>, <code>color</code> und viele weitere</li> | 
 |  |  |                      <li>Das Attribut <code>display</code> lässt sich jedoch nicht animieren</li> | 
 |  |  |                   </ul> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Syntax</h3> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="css" data-trim data-line-numbers> | 
 |  |  |                         .foo { | 
 |  |  |                            width: 100%; | 
 |  |  |                            background-color: red; | 
 |  |  |                            /* transition: [Attribut] [Dauer] [Zeitfunktion] */ | 
 |  |  |                            transition: width 1s ease-out; | 
 |  |  |                         } | 
 |  |  | 					 | 
 |  |  |                         .foo:hover { | 
 |  |  |                            width: 50%; | 
 |  |  |                         } | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Beispiel</h3> | 
 |  |  |                   <iframe data-src="/assets/html/css-transition.html"></iframe> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Animation</h3> | 
 |  |  |                   <ul> | 
 |  |  |                      <li>Es können zusätzlich eigene Animationen entworfen werden</li> | 
 |  |  |                      <li>Definition per <code>Keyframes</code></li> | 
 |  |  |                   </ul> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Syntax</h3> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="css" data-trim data-line-numbers> | 
 |  |  |                         .foo { | 
 |  |  |                           animation-duration: 3s; | 
 |  |  |                           animation-name: slidein; | 
 |  |  |                         } | 
 |  |  | 								 | 
 |  |  |                         @keyframes slidein { | 
 |  |  |                           from { | 
 |  |  |                            margin-left: 100%; | 
 |  |  |                            width: 300%; | 
 |  |  |                           } | 
 |  |  | 								 | 
 |  |  |                           to { | 
 |  |  |                            margin-left: 0%; | 
 |  |  |                            width: 100%; | 
 |  |  |                           } | 
 |  |  |                         } | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Alternative Syntax</h3> | 
 |  |  |                   <pre> | 
 |  |  |                      <code class="css" data-trim data-line-numbers> | 
 |  |  |                         .foo { | 
 |  |  |                           /* ... */ | 
 |  |  |                         } | 
 |  |  | 								 | 
 |  |  |                         @keyframes slidein { | 
 |  |  |                           1% { | 
 |  |  |                            margin-left: 100%; | 
 |  |  |                           } | 
 |  |  | 								 | 
 |  |  |                           100% { | 
 |  |  |                            margin-left: 0%; | 
 |  |  |                           } | 
 |  |  |                         } | 
 |  |  |                      </code> | 
 |  |  |                   </pre> | 
 |  |  |                </section> | 
 |  |  |                <section> | 
 |  |  |                   <h3>Beispiel</h3> | 
 |  |  |                   <iframe data-src="/assets/html/css-animation.html"></iframe> | 
 |  |  |                </section> | 
 |  |  |             </section> | 
 |  |  |          </div> | 
 |  |  |       </div> |