Add css for received dossier, show up to gestionnaire 3 buttons green, orange, red to switch dossier in final states

app/assets/stylesheets/left_pannel.scss

@@ -49,6 +49,27 @@
       border: none;
       width: 100%;
     }
+    .close-dossier, .refuse-dossier, .forget-dossier {
+      border: 1px solid #FFFFFF;
+      border-radius: 25px;
+      margin: 5px;
+      margin-left: auto;
+      margin-right: auto;
+      width: 60px;
+    }
+    .close-dossier:hover, .refuse-dossier:hover, .forget-dossier:hover {
+      color: #000000;
+      border-color: #000000;
+    }
+    .close-dossier {
+      background-color: #2A9E2A;
+    }
+    .refuse-dossier {
+      background-color: #E4594F;
+    }
+    .forget-dossier {
+      background-color: #FF8300;
+    }
   }
   #menu-block {
     #switch-buttons {

app/views/layouts/left_panels/_left_panel_backoffice_dossierscontroller_show.html.haml

@@ -14,14 +14,14 @@
           = 'Accuser réception'.upcase
     - elsif @facade.dossier.received?
       = form_tag(url_for({controller: 'backoffice/dossiers', action: :close, dossier_id: @facade.dossier.id}), class: 'form-inline action_button', method: 'POST', style: 'display:inline', 'data-toggle' => :tooltip, title: 'Accepter') do
-        %button.action
+        %button.action.close-dossier
           %i.fa.fa-check
-      = form_tag(url_for({controller: 'backoffice/dossiers', action: :refuse, dossier_id: @facade.dossier.id}), class: 'form-inline action_button', method: 'POST', style: 'display:inline', 'data-toggle' => :tooltip, title: 'Refuser') do
-        %button.action
-          %i.fa.fa-times
       = form_tag(url_for({controller: 'backoffice/dossiers', action: :without_continuation, dossier_id: @facade.dossier.id}), class: 'form-inline action_button', method: 'POST', style: 'display:inline', 'data-toggle' => :tooltip, title: 'Classer sans suite') do
-        %button.action
+        %button.action.forget-dossier
           %i.fa.fa-circle-o
+      = form_tag(url_for({controller: 'backoffice/dossiers', action: :refuse, dossier_id: @facade.dossier.id}), class: 'form-inline action_button', method: 'POST', style: 'display:inline', 'data-toggle' => :tooltip, title: 'Refuser') do
+        %button.action.refuse-dossier
+          %i.fa.fa-times
 
 %div#menu-block