update: default avatar

- .svg file is used
- new styles added

src/styles/layout/job-offers/job-offers.scss

@@ -70,7 +70,7 @@ sib-job-board {
             display: flex;
             margin: -0.25em;
 
-            >* {
+            >*:not(sib-action) {
               margin: 0.25em;
             }
 
@@ -92,21 +92,27 @@ sib-job-board {
             }
 
             author-avatar {
-              background-color: $color-0-0-100;
+              align-items: center;
+              background-color: $color-213-20-91;
               border-radius: 50%;
+              display: flex;
               height: 4.25rem;
+              justify-content: center;
+              margin-right: 2rem;
               overflow: hidden;
-              position: relative;
               width: 4.25rem;
-
+              
               img {
                 height: 100%;
-                left: 0;
                 object-fit: cover;
-                position: absolute;
-                top: 0;
+                object-position: center;
                 width: 100%;
               }
+
+              object {
+                height: 45%;
+                width: 45%;
+              }
             }
           }
 
@@ -186,3 +192,14 @@ sib-job-board {
     }
   }
 }
+
+sib-action[name='edit'] {
+  margin-left: auto;
+  color: $color-215-6-63;
+
+  &>sib-link {
+    @include icon('pencil');
+    font-size: 2rem;
+  }
+}
+