Fix error tooltip on fancy-input component by setting flex-direction property

frontend/src/components/FancyInput.vue

@@ -64,6 +64,7 @@
 
 	.fancy_input {
 		display: inline-flex;
+		flex-direction: column;
 		position: relative;
 		margin-top: 0.25rem;
 		margin-bottom: 0.5rem;