Implemented phase 2 for the POC prototype in the Website service.

Services/Website/Resources/Static/css/shared.css

@@ -558,6 +558,12 @@ input[type="radio"] {
   font-size: 15px;
 }
 
+.button--xl {
+  height: 56px;
+  gap: 10px;
+  font-size: 16px;
+}
+
 .button--block {
   width: 100%;
 }
@@ -688,6 +694,13 @@ input[type="radio"] {
   line-height: 1.2;
 }
 
+.field__error {
+  color: var(--bad);
+  font-size: 12px;
+  font-weight: 600;
+  line-height: 1.45;
+}
+
 .field__hint {
   color: var(--muted);
   font-size: 12px;
@@ -705,6 +718,12 @@ input[type="radio"] {
   font-size: 14px;
 }
 
+.input--lg {
+  height: 50px;
+  padding: 0 14px;
+  font-size: 16px;
+}
+
 .input--sm {
   height: var(--control-sm);
   padding: 0 10px;
@@ -1030,6 +1049,20 @@ textarea.input {
   color: #ffffff;
 }
 
+/* The sign-out is a form, so it cannot be triggered by a link on another site. */
+.site-header__sign-out {
+  display: flex;
+  margin: 0;
+}
+
+.site-header__sign-out button {
+  min-height: var(--control-md);
+  padding: 0 var(--space-1);
+  border: 0;
+  background: none;
+  cursor: pointer;
+}
+
 .site-header__account {
   display: inline-flex;
   align-items: center;