shadows are awesome

src-ui/src/app/components/document-list/document-card-large/document-card-large.component.html

@@ -1,4 +1,4 @@
-<div class="card mb-3 bg-light">
+<div class="card mb-3 bg-light shadow-sm">
   <div class="row no-gutters">
     <div class="col-md-2 d-none d-lg-block">
       <img [src]="getThumbUrl()" class="card-img doc-img border-right">

src-ui/src/app/components/document-list/document-card-small/document-card-small.component.html

@@ -1,5 +1,5 @@
 <div class="col p-2 h-100" style="width: 16rem;">
-  <div class="card h-100">
+  <div class="card h-100 shadow-sm">
     <div class=" border-bottom doc-img pr-1" [ngStyle]="{'background-image': 'url(' + getThumbUrl() + ')'}">
       <div class="row" *ngFor="let t of document.tags">
         <app-tag [tag]="t" class="col text-right"></app-tag>

src-ui/src/app/components/document-list/document-list.component.html

@@ -81,7 +81,7 @@
   </app-document-card-large>
 </div>
 
-<table class="table table-hover table-sm border" *ngIf="displayMode == 'details'">
+<table class="table table-hover table-sm border shadow" *ngIf="displayMode == 'details'">
   <thead>
     <th class="d-none d-lg-table-cell">ASN</th>
     <th class="d-none d-md-table-cell">Correspondent</th>