UI: Fix breadcrumb styles

assets/css/scss/layout/_breadcrumb.scss

@@ -2,7 +2,7 @@ $color_1: rgba(0, 0, 0, 0.87);
 $color_2: rgba(0, 0, 0, 0.6);
 
 .app-breadcrumb.p-breadcrumb {
-  @apply bg-white p-3;
+  @apply bg-white pb-3;
 
   ul {
     li {

assets/css/scss/layout/_main_container.scss

@@ -1,5 +1,5 @@
 .app-main {
-  @apply min-h-screen px-4 pb-4 transition-[margin-left] duration-150;
+  @apply flex flex-col min-h-screen pb-8 px-8 transition-[margin-left] duration-150;
   padding-top: calc(4.5rem + 1rem + 1px);
 
   &:not(.app-main--no-sidebar) {