Et2File: Some CSS improvements to play nice wherever it's stuck

api/js/etemplate/Et2File/Et2File.styles.ts

@@ -2,18 +2,25 @@ import {css} from 'lit';
 
 export default css`
 	:host {
-		display: inline-block;
-		flex: 1 1 fit-content;
+		display: flex;
 	}
 
 	:host([loading]) .file__button et2-image {
 		display: none;
 	}
+
+	.file {
+		width: 100%;
+	}
 	.file--single > div {
 		display: flex;
 		flex-direction: row;
 		flex-wrap: nowrap;
 	}
+
+	.file__file-list {
+		width: 100%;
+	}
 	.file__file-list::part(popup) {
 		min-width: 25em;
 		background-color: var(--sl-panel-background-color);

api/js/etemplate/Et2File/Et2File.ts

@@ -701,6 +701,7 @@ export class Et2File extends Et2InputWidget(LitElement)
                                     class="file__button"
                                     id="visible-button"
                                     ?disabled=${this.disabled}
+                                    title=${this.helptext ?? this.egw().lang("fileupload")}
                                     noSubmit
                                     image=${!this.loading ? this.image : ""}
                         >