Revert "Merge pull request #17 from TechAachen/v2.1"

This reverts commit 200ea44, reversing
changes made to 2625b5e.

Author: rleh

_includes/card.html

@@ -1,4 +1,4 @@
-<section id="{{include.title | downcase | remove: ' ' }}">
+<section>
   <h2>{{include.title}}</h2>
   <div class="card rounded shadow" style="height: 400px;">
     <img srcset="{{include.image375}} 375w,

_includes/header.html

@@ -14,7 +14,4 @@
       </div>
     </div>
   </div>
-  <div id="header-scroll-button" class="w-100 text-center">
-    <a href="#unseremission" class="btn btn-primary btn-xl page-scroll">Mehr erfahren</a>
-  </div>
 </header>

_sass/_base.scss

@@ -2,7 +2,6 @@ html,
 body {
     height: 100%;
     width: 100%;
-    scroll-behavior: smooth;
 }
 
 body {

_sass/_header.scss

@@ -8,12 +8,12 @@ header {
     background-repeat: no-repeat;
     background-size: auto;
     background-image: url("../img/header/header-960.jpg");
-    @media (min-width: 961px), (min-height: 635px) {
+    @media (min-width: 961px) {
         background-image: url("../img/header/header-1920.jpg");
         background-size: cover;
         background-position-y: -40px;
     }
-    @media (min-width: 1921px), (min-height: 1268px) {
+    @media (min-width: 1921px) {
         background-image: url("../img/header/header-3840.jpg");
         background-size: cover;
         background-position-y: -60px;
@@ -73,9 +73,4 @@ header {
             }
         }
     }
-    #header-scroll-button {
-        margin: auto;
-        position: absolute;
-        top: 85%;
-    }
 }