Refactoring: fix metatagging

UI/Popup/TagRendering/TagRenderingAnswer.svelte

@@ -31,7 +31,7 @@
 </script>
 
 {#if config !== undefined && (config?.condition === undefined || config.condition.matchesProperties(_tags))}
-  <div class={"flex flex-col w-full "+classes+" "+extraClasses}>
+  <div class={"link-underline flex flex-col w-full "+classes+" "+extraClasses}>
     {#if trs.length === 1}
       <TagRenderingMapping mapping={trs[0]} {tags} {state} {selectedElement} {layer}></TagRenderingMapping>
     {/if}

UI/Popup/TagRendering/TagRenderingEditable.svelte

@@ -75,7 +75,7 @@
                 <button slot="cancel" class="secondary" on:click={() => {editMode = false}}>
                     <Tr t={Translations.t.general.cancel}/>
                 </button>
-                <XCircleIcon slot="upper-right" class="w-8 h-8" on:click={() => {editMode = false}}/>
+                <XCircleIcon slot="upper-right" class="w-8 h-8 cursor-pointer" on:click={() => {editMode = false}}/>
             </TagRenderingQuestion>
         {:else}
             <div class="flex justify-between low-interaction items-center rounded px-2">

UI/Popup/TagRendering/TagRenderingQuestion.svelte

@@ -73,7 +73,9 @@
     }>();
 
     function onSave() {
-
+        if(selectedTags === undefined){
+            return
+        }
         if (layer.source === null) {
             /**
              * This is a special, priviliged layer.
@@ -191,16 +193,14 @@
                 <img slot="image" src="./assets/svg/login.svg" class="w-8 h-8"/>
                 <Tr t={Translations.t.general.loginToStart} slot="message"></Tr>
             </SubtleButton>
-            <div class="flex justify-end">
+            {#if $feedback !== undefined}
+                <div class="alert">
+                    <Tr t={$feedback}/>
+                </div>
+            {/if}
+            <div class="flex justify-end flex-wrap-reverse sm:flex-nowrap items-stretch">
                 <!-- TagRenderingQuestion-buttons -->
-                {#if $feedback !== undefined}
-                    <div class="alert">
-                        <Tr t={$feedback}/>
-                    </div>
-                {/if}
-
                 <slot name="cancel"></slot>
-
                 <button on:click={onSave} class={(selectedTags === undefined ? "disabled" : "button-shadow")+" primary"}>
                     <Tr t={Translations.t.general.save}></Tr>
                 </button>