remove cover

src/components/DictionaryView.vue

@@ -813,7 +813,6 @@ div.welcome {
   padding-top: 10px;
   flex-grow: 10;
   background-image: url('../assets/cate-brodersen-b7ukrYhnt8c-unsplash.webp');
-  background-size: cover;
   background-repeat: no-repeat;
   background-position-x: center;
   background-position-y: -380px;