diff --git a/Pipfile b/Pipfile
index b1bcff9..5574909 100644
--- a/Pipfile
+++ b/Pipfile
@@ -9,6 +9,7 @@ sqlalchemy = "*"
 numpy = "*"
 matplotlib = "*"
 scipy = "*"
+django-bootstrap-datepicker-plus = "*"
 
 [dev-packages]
 
diff --git a/Pipfile.lock b/Pipfile.lock
index afa2d00..d7309b6 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "6116399a31049347a1b4684b7d45038cd1bbc4c40c7f945196fd85072e90c483"
+            "sha256": "c6a6b8d3ebd478446b8e8800b29555ed874b559625670a9961406e358b897e06"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -31,6 +31,14 @@
             "index": "pypi",
             "version": "==2.1.4"
         },
+        "django-bootstrap-datepicker-plus": {
+            "hashes": [
+                "sha256:490058eba99d47f48a7d24fa78581c0e36375bdc7aa9605783eeb170d51fd0df",
+                "sha256:a8bc19cc6846f97ff1e6c447f4e0387881d16e8afa1e8bd7a652c19e545c566b"
+            ],
+            "index": "pypi",
+            "version": "==3.0.5"
+        },
         "kiwisolver": {
             "hashes": [
                 "sha256:0ee4ed8b3ae8f5f712b0aa9ebd2858b5b232f1b9a96b0943dceb34df2a223bc3",
diff --git a/templates/web/activitylog_form.html b/templates/web/activitylog_form.html
index f7089bd..972af0d 100644
--- a/templates/web/activitylog_form.html
+++ b/templates/web/activitylog_form.html
@@ -1,10 +1,13 @@
 {% extends 'web/base.html' %}
 
 {% block main %}
+  {{ form.media }}
 
-<form method="post">{% csrf_token %}
-  {{ form.as_p }}
-  <input class="btn btn-primary" type="submit" value="Сохранить">
-</form>
+  <form method="post">{% csrf_token %}
+    {{ form.as_p }}
+    {#    {% bootstrap_form form %}#}
+
+    <input class="btn btn-primary" type="submit" value="Сохранить">
+  </form>
 
 {% endblock %}
diff --git a/templates/web/user_detail.html b/templates/web/user_detail.html
index 7595880..3735d6a 100644
--- a/templates/web/user_detail.html
+++ b/templates/web/user_detail.html
@@ -81,10 +81,10 @@
 
       <h2>Активности</h2>
       <ul>
-        {% for activity in activities %}
+        {% for activities_and_pct in activities_and_pcts %}
           <li>
-            <a href="{% url 'user_charts_activity' user.id activity.id %}">
-              {{ activity }}
+            <a href="{% url 'user_charts_activity' user.id activities_and_pct.0.id %}">
+              {{ activities_and_pct.0 }} — {{ activities_and_pct.1|stringformat:".2f%%" }}
             </a>
           </li>
         {% endfor %}
diff --git a/timelogger/settings.py b/timelogger/settings.py
index e9b5832..f4cafad 100644
--- a/timelogger/settings.py
+++ b/timelogger/settings.py
@@ -29,6 +29,7 @@ ALLOWED_HOSTS = ['*']
 # Application definition
 
 INSTALLED_APPS = [
+  'bootstrap_datepicker_plus',
   'web.apps.WebConfig',
   'django.contrib.admin',
   'django.contrib.auth',
diff --git a/web/chart_views.py b/web/chart_views.py
index c6b8e9e..8fb266b 100644
--- a/web/chart_views.py
+++ b/web/chart_views.py
@@ -28,7 +28,7 @@ class UserChartsPie(DetailView):
 
     sectors = sorted(list(total_time.items()), key=lambda x: x[1])
 
-    ax.pie(x=[i[1] for i in sectors], labels=[i[0] for i in sectors])
+    ax.pie(x=[i[1] for i in sectors], labels=[i[0] for i in sectors], autopct='%1.0f%%')
 
     buf = io.BytesIO()
     fig.savefig(buf, format='png')
@@ -59,6 +59,7 @@ class UserChartsActivityAll(DetailView):
     day_hours = day_seconds / timedelta(hours=1).total_seconds()
 
     ax.bar(days, day_hours)
+    ax.hlines([np.mean(day_hours)], day_l, day_r, color='orange', lw=3)
     plt.xticks(days, [f'{i:%m-%d}' for i in days], rotation=60)
     plt.ylabel('кол-во часов')
 
diff --git a/web/forms.py b/web/forms.py
new file mode 100644
index 0000000..e84ecba
--- /dev/null
+++ b/web/forms.py
@@ -0,0 +1,14 @@
+import bootstrap_datepicker_plus
+from django import forms
+
+from web.models import ActivityLog
+
+
+class ActivityLogCreateForm(forms.ModelForm):
+  class Meta:
+    model = ActivityLog
+    fields = ['user', 'activity', 'start_time', 'end_time']
+    widgets = {
+      'start_time': bootstrap_datepicker_plus.DateTimePickerInput(format='%Y-%m-%d %H:%M'),
+      'end_time': bootstrap_datepicker_plus.DateTimePickerInput(format='%Y-%m-%d %H:%M'),
+    }
diff --git a/web/models.py b/web/models.py
index 4001b34..caf63cc 100644
--- a/web/models.py
+++ b/web/models.py
@@ -26,14 +26,17 @@ class ActivityLog(models.Model):
   logged_at = models.DateTimeField(auto_now_add=True)
 
   def clean(self):
+    if self.start_time is None or self.end_time is None:
+      raise ValidationError(f'Не указано время: {self}')
+
     if self.start_time >= self.end_time:
-      raise ValidationError(f'Illegal times: {self}')
+      raise ValidationError(f'Некорректное время: {self}')
 
     for other_activity in ActivityLog.objects.filter(user=self.user).exclude(id=self.id):
       l = max(self.start_time, other_activity.start_time)
       r = min(self.end_time, other_activity.end_time)
       if r > l:
-        raise ValidationError(f'Intersects with another activity: \n{self}\n{other_activity}\n{l}, {r}')
+        raise ValidationError(f'Пересекается с другой активностью: \n{self}\n{other_activity}\n{l}, {r}')
 
   def __str__(self):
     return f'ActivityLog[{self.user}, {self.activity}] {self.start_time}-{self.end_time} ({self.end_time - self.start_time})'
diff --git a/web/views.py b/web/views.py
index 0ddd541..1c1c8c1 100644
--- a/web/views.py
+++ b/web/views.py
@@ -1,6 +1,8 @@
+import numpy as np
 from django.urls import reverse, reverse_lazy
 from django.views.generic import CreateView, DeleteView, DetailView, ListView, UpdateView
 
+from web.forms import ActivityLogCreateForm
 from web.models import ActivityLog, User, Activity
 
 
@@ -23,12 +25,26 @@ class UserDetailView(DetailView):
     context = super().get_context_data(**kwargs)
     context['activity_logs'] = ActivityLog.objects.filter(user=self.object).order_by('start_time')
     context['activities'] = set(i.activity for i in ActivityLog.objects.filter(user=self.object))
+
+    total_times = {i: 0 for i in context['activities']}
+    total = 0
+    for i in context['activity_logs']:
+      total_times[i.activity] += (i.end_time - i.start_time).total_seconds()
+      total += (i.end_time - i.start_time).total_seconds()
+
+    keys = list(total_times.keys())
+    context['activities_and_pcts'] = [
+      (keys[i], total_times[keys[i]] / total * 100)
+      for i in reversed(np.argsort(list(total_times.values())))
+    ]
+
     return context
 
 
 class ActivityLogCreateView(CreateView):
   model = ActivityLog
-  fields = ['activity', 'user', 'start_time', 'end_time']
+  # fields = ['activity', 'user', 'start_time', 'end_time']
+  form_class = ActivityLogCreateForm
 
   def get_success_url(self):
     return reverse('user', kwargs={
@@ -66,5 +82,3 @@ class UserChartsActivity(DetailView):
     context = super().get_context_data(**kwargs)
     context['activity'] = Activity.objects.filter(id=self.kwargs['activity_id']).first()
     return context
-
-