pdb-js/src/app/app.component.html

@@ -1,7 +1,8 @@
 
 
 <div id="main-toolbar">
-  <button mat-button [routerLink]="['/']"><img src="assets/img/strip-chart-color.svg"  aria-hidden="false" aria-label="go to home page" /> Plotilio</button>
+  <!--<button mat-button [routerLink]="['/']"><img src="assets/img/strip-chart-color.svg"  aria-hidden="false" aria-label="go to home page" /> Plotilio</button>-->
+  <button mat-button [routerLink]="['/']"><img src="assets/img/plotilio_64.png"  aria-hidden="false" aria-label="go to home page" /></button>
   <button mat-button [routerLink]="['/vis']">Visualization</button>
   <button mat-button [routerLink]="['/dashboard']">Dashboards</button>
 </div>

pdb-js/src/app/app.component.scss

@@ -7,8 +7,7 @@
 }
 
 #main-toolbar button img {
-  width: 1.5rem;
-  vertical-align: sub;
+  height: 1.5rem;
 }
   
 .right{