Added welcome text

src/app/app.component.html

@@ -1,7 +1,12 @@
 <app-header></app-header>
 <div class="hero-container">
 <img class="hero hero1" src="assets/hero1.webp" alt="hero-image">
-<div class="overlay"></div>
+<div class="overlay">
+  <div class="wrapper-slogan">
+    <p>Sinia,</p>
+    <p>Uw betrouwbare partner</p>
+  </div>
+</div>
 </div>
 <div class="alternate">
 <div class="wrapper">