feat: improve scrollbars positions of timeline

assets/styles/_components.css

@@ -4,4 +4,5 @@
 @import "components/datatable.css";
 @import "components/datepicker.css";
 @import "components/toast.css";
-@import "components/tooltip.css";
+@import "components/tooltip.css";
+@import "components/timeline.css";

assets/styles/components/timeline.css

@@ -0,0 +1,4 @@
+.scroll-container {
+    @apply overflow-scroll;
+    max-height: calc(100vh - 140px);
+}

templates/administrative/assignment/timeline.html.twig

@@ -3,7 +3,7 @@
 {% block title %}Einsatzübersicht{% endblock %}
 
 {% block content %}
-    <div class="overflow-scroll max-h-screen border border-gray-300 mb-16">
+    <div class="scroll-container border border-gray-300 mb-16">
         <table>
             <tr class="[&_th]:sticky [&_th]:top-0 [&_th]:z-10">
                 <th></th>