Remove <br> above open-welcom-message

Use Tailwind Class styles instead.

InitUiElements.ts

@@ -260,7 +260,7 @@ export class InitUiElements {
 
         const fullOptions = new FullWelcomePaneWithTabs();
 
-        const help = Svg.help_svg().SetClass("open-welcome-button");
+        const help = Svg.help_svg().SetClass("open-welcome-button block");
         const close = Svg.close_svg().SetClass("close-welcome-button");
         const checkbox = new CheckBox(
             new Combine([
@@ -295,8 +295,7 @@ export class InitUiElements {
         }
 
         Svg.help_svg()
-            .SetClass("open-welcome-button")
-            .SetClass("shadow")
+            .SetClass("open-welcome-button block shadow")
             .onClick(() => {
                 State.state.fullScreenMessage.setData({content: fullOptions2, hashText: "welcome"})
             }).AttachTo("help-button-mobile");

index.css

@@ -342,7 +342,6 @@ a {
 }
 
 .open-welcome-button {
-    display: inline-block;
     box-sizing: border-box;
     background: var(--subtle-detail-color);
     color: var(--foreground-color);

index.html

@@ -54,7 +54,6 @@
         <div id="searchbox" class="shadow"></div>
     </div>
     <div id="messagesbox"></div>
-    <br/>
     <div id="help-button-mobile"></div>
 </div>