fixes bloody sizing

src/public/css/offers.css

@@ -0,0 +1,28 @@
+#eur-amount {
+  padding: 0;
+  width: 50%;
+}
+
+#eur-amount > * {
+  display: inline-block;
+  font-size: 1em;
+  height: 2em;
+  vertical-align: middle;
+}
+
+#input-eur-amount {
+    width:75%;
+}
+
+#eur-amount #eur-symbol {
+  background-color: #d8d8d8;
+  width: 25%;
+}
+
+#eur-amount #eur-symbol #eur-character {
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  width: 100%;
+  height: 100%;
+}