introduce a help button, show build command

webinstall/cibuild.css

@@ -85,7 +85,7 @@
     display: flex;
 }
 .configui .hidden{
-    display: none;
+    display: none !important;
 }
 .configui .dialog{
     max-width: 35em;
@@ -106,6 +106,7 @@
 .configui .radioFrame {
     display: flex;
     flex-direction: row;
+    align-items: center;
 }
 .configui input.radioCi {
     appearance: auto;
@@ -152,6 +153,11 @@
     width: 10em;
     font-weight: normal !important;
 }
+.configui .titleFrame {
+    display: flex;
+    flex-direction: row;
+    align-items: center;
+}
 
 .configui form#upload {
     width: 0;
@@ -165,4 +171,41 @@
 .configui .row input{
     flex-grow: 1;
     width: initial;
+}
+.configui .overlayContainer {
+    position: fixed;
+    top: 0;
+    bottom: 0;
+    left: 0;
+    right: 0;
+    background-color: #80808070;
+    display: flex;
+    overflow-y: auto;
+}
+
+.configui .overlay {
+    margin: auto;
+    background-color: white;
+    padding: 0.5em;
+    max-width: 100%;
+    box-sizing: border-box;
+}
+.configui .overlayContent {
+    padding: 0.5em;
+}
+.configui div#overlayContent.text{
+  white-space: pre-line;
+}
+.configui .overlayButtons {
+    border-top: 1px solid grey;
+    padding-top: 0.5em;
+    display: flex;
+    flex-direction: row;
+    justify-content: end;
+}
+.configui button.help {
+    margin-left: 1em;
+    width: 2em;
+    height: 2em;
+    line-height: 1em;
 }