Cosmetics: close error boxes and results in color

view-webapp/src/main/sass/main.scss

@@ -343,6 +343,14 @@
     background: lightcoral;
     border: solid 2px red;
     color: red;
+    &::after {
+      content: 'x';
+      position: absolute;
+      top: 0.1em;
+      right: 0.1em;
+      cursor: pointer;
+      line-height: 0.4em;
+    }
   }
 
   body.initial {
@@ -633,6 +641,9 @@
         }
       }
     }
+    .player {
+      color: black !important;
+    }
     .ui.red.circular.label {
       background-color: white;
       color: white;

view-webapp/src/main/sass/tour.scss

@@ -302,9 +302,11 @@
     }
     .player {
       &.winner {
+        color: darkred;
         font-weight: bold;
       }
       &.looser {
+        color: blue;
         font-style: italic;
       }
     }

view-webapp/src/main/webapp/tour.html

@@ -127,6 +127,10 @@
       }
     });
 
+    $('#error').on('click', e => {
+      clearFeedback();
+    });
+
     // prev/next round buttons
     if (typeof(activeRound) !== 'undefined') {
       if (activeRound === 1) {