diff --git a/admin/static/js/app.js b/admin/static/js/app.js
index 68a68140..9730d887 100644
--- a/admin/static/js/app.js
+++ b/admin/static/js/app.js
@@ -1563,7 +1563,7 @@ function presenceCal(scope, location, data) {
         .range(d3.range(8).map(function(d) { return "q" + d + "-8"; }));
 
     var svg = d3.select(location).selectAll("svg")
-        .data(d3.range(scope.time.start, scope.time.start + (scope.time.start % 86400000 + scope.time.duration), 86400000).map(function(t) { return new Date(t); }))
+        .data(d3.range(scope.settings.start, scope.time.start + (scope.settings.start % 86400000 + scope.settings.end - scope.settings.start), 86400000).map(function(t) { return new Date(t); }))
 	.enter().append("svg")
         .attr("width", width)
         .attr("height", height)
@@ -1582,7 +1582,7 @@ function presenceCal(scope, location, data) {
         .attr("width", cellSize)
         .attr("height", cellSize)
         .attr("transform", function(d) { return "translate(" + (d.getHours() * cellSize) + "," + (d.getMinutes() / 15 * cellSize) + ")"; })
-        .attr("class", function(d) { if (d >= scope.time.start && d < scope.time.start + scope.time.duration) return color(data.reduce(function(prev, cur){
+        .attr("class", function(d) { if (d >= scope.settings.start && d < scope.settings.start + scope.settings.end - scope.settings.start) return color(data.reduce(function(prev, cur){
 	    cur = new Date(cur).getTime();
 	    dv = d.getTime();
 	    return prev + ((dv <= cur && cur < dv+15*60000)?1:0);
diff --git a/admin/static/views/pki.html b/admin/static/views/pki.html
index 32926d74..92731962 100644
--- a/admin/static/views/pki.html
+++ b/admin/static/views/pki.html
@@ -37,7 +37,7 @@
 
 <div class="modal fade" id="revokeModal" tabindex="-1" role="dialog">
   <div class="modal-dialog" role="document">
-    <div class="modal-content">
+    <div class="modal-content bg-light">
       <div class="modal-header">
 	<h5 class="modal-title">Révocation d'un certificat</h5>
 	<button type="button" class="close" data-dismiss="modal" aria-label="Close">
@@ -69,7 +69,7 @@
 
 <div class="modal fade" id="associationModal" tabindex="-1" role="dialog">
   <div class="modal-dialog" role="document">
-    <div class="modal-content">
+    <div class="modal-content bg-light">
       <div class="modal-header">
 	<h5 class="modal-title">Associer le certificat à une équipe</h5>
 	<button type="button" class="close" data-dismiss="modal" aria-label="Close">
diff --git a/admin/static/views/public.html b/admin/static/views/public.html
index f50bbbce..1c35103a 100644
--- a/admin/static/views/public.html
+++ b/admin/static/views/public.html
@@ -19,7 +19,7 @@
       </div>
     </div>
     <button type="button" ng-click="addScene()" class="float-right btn btn-primary mr-sm-2"><span class="glyphicon glyphicon-plus" aria-hidden="true"></span> Ajouter un élément</button>
-    <button type="submit" class="float-right btn btn-success mr-sm-2"><span class="glyphicon glyphicon-save" aria-hidden="true"></span> Publier cette scène</button>
+    <button type="submit" class="float-right btn mr-sm-2" ng-class="{'btn-success': someUpdt,'btn-secondary': !someUpdt}"><span class="glyphicon glyphicon-save" aria-hidden="true"></span> Publier cette scène</button>
   </h2>
 
   <div class="alert alert-info" ng-if="!scenes.length">
diff --git a/admin/static/views/team-export.html b/admin/static/views/team-export.html
index 83c20f8a..15af377e 100644
--- a/admin/static/views/team-export.html
+++ b/admin/static/views/team-export.html
@@ -4,7 +4,7 @@
       <h2>{{ team.name }} <small>{{ teams[my.team_id].rank }}/{{ nb_teams }} &ndash; <ng-pluralize count="my.score" when="{'one': '{}&nbsp;point', 'other': '{}&nbsp;points'}"></ng-pluralize></small></h2>
       <div class="row">
 	<div class="col-md" ng-repeat="(tid,theme) in themes">
-	  <h4 ng-bind="theme.name"></h4>
+	  <h4 ng-bind="theme.name" style="white-space: nowrap"></h4>
 	  <ul class="list-unstyled">
 	    <li ng-repeat="(eid,exercice) in theme.exercices" ng-if="my.exercices[eid] && (my.exercices[eid].tries || (my.exercices[eid].hints | countHints))">
 	      <nobr ng-class="{'text-info': !my.exercices[eid].tries && !my.exercices[eid].solved_rank, 'text-warning': my.exercices[eid].tries && !my.exercices[eid].solved_rank, 'text-success': my.exercices[eid].solved_rank}">