Added alt tags to img elements (#1026)

src/editor/components/seMenu.js

@@ -70,6 +70,7 @@ export class SeMenu extends HTMLElement {
         image.src = this.imgPath + '/' + newValue
         image.width = 24
         image.height = 24
+        image.alt = 'logo'
         this.$label.prepend(image)
         break
       case 'label':

src/editor/components/sePalette.js

@@ -153,6 +153,9 @@ export class SEPalette extends HTMLElement {
           'data:image/svg+xml;charset=utf-8;base64,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'
         img.style.width = '15px'
         img.style.height = '15px'
+
+        img.alt = 'No color'
+
         newDiv.append(img)
       } else {
         newDiv.style.backgroundColor = rgb

src/editor/components/seZoom.js

@@ -99,7 +99,7 @@ template.innerHTML = `
       <div id="arrow-down">▼</div>
     </div>
     <div id="down">
-      <img width="16" height="8" src="arrow_down.svg"/>
+      <img width="16" height="8" src="arrow_down.svg" alt="Zoom dropdown"/>
     </div>
   </div>
   <div id="options-container" style="display:none">