diff --git a/public/index.html b/public/index.html
index 3e5a139..ed73545 100644
--- a/public/index.html
+++ b/public/index.html
@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+!DOCTYPE html>
 <html lang="">
   <head>
     <meta charset="utf-8">
@@ -14,4 +14,4 @@
     <div id="app"></div>
     <!-- built files will be auto injected -->
   </body>
-</html>
+</html>
\ No newline at end of file
diff --git a/src/App.vue b/src/App.vue
index 55df315..ba84e79 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -1,28 +1,153 @@
-<template>
-  <div id="app">
-    <img alt="Vue logo" src="./assets/logo.png">
-    <HelloWorld msg="Welcome to Your Vue.js App"/>
-  </div>
-</template>
-
-<script>
-import HelloWorld from './components/HelloWorld.vue'
-
-export default {
-  name: 'App',
-  components: {
-    HelloWorld
-  }
-}
-</script>
-
-<style>
-#app {
-  font-family: Avenir, Helvetica, Arial, sans-serif;
-  -webkit-font-smoothing: antialiased;
-  -moz-osx-font-smoothing: grayscale;
-  text-align: center;
-  color: #2c3e50;
-  margin-top: 60px;
-}
-</style>
+    <template>
+        <div id="app">
+            <h1>Letenka</h1>
+            <div class="wrapper">
+                <div class="col form">
+                    <h2>Parametry letu</h2>
+                    <form action="">
+                        <p>
+                            <select v-model="travelType">
+                                <option value="" disabled>Vyberte jednu možnost</option>
+                                <option v-for="(option, index) in travelTypes" :key="index" :value="option">
+                                    {{ option.text }}
+                                </option>
+                            </select>
+                        </p>
+                        
+                        <!-- volba destinace -->
+                        <!-- datum odletu -->
+                        <input type="date">
+                        <!-- datum příletu pokud zpáteční -->
+
+
+                        <p>
+                            <label for="inputPersonCount">Počet cestujících</label><br>
+                            <input v-on:change="personCountChange()" v-model="personCount" type="number" id="inputPersonCount" min="1" max="10">
+                        </p>
+                        
+                        <!-- volba třídy E, B -->
+                        <p>
+                            <label for="inputClassType">Volba třídy</label><br>
+                            <select v-model="classType" id="inputClassType">
+                                <option value="" disabled>Vyberte jednu možnost</option>
+                                <option v-for="(option, index) in classTypes" :key="index" :value="option">
+                                    {{ option.text }}
+                                </option>
+                            </select>
+                        </p>
+                        
+                        <div class="seatWrap">
+                            <div class="seat" v-for="(seat, index) in seats" :key="index">
+                                <div v-if="chosenSeats.indexOf(seat) >= 0" v-on:click="chosenSeats.splice(chosenSeats.indexOf(seat), 1)" class="chosen">
+                                    {{ seat }}
+                                </div>
+                                <div v-else v-on:click="addSeatClick(seat)">
+                                    {{ seat }}
+                                </div>
+                                
+                            </div>
+                        </div>
+                        <button v-on:click="chosenSeats=[]">Odebrat všechna sedadla</button>
+                    </form>
+
+                </div>
+                <div class="col order">
+                    <h2>Objednávka</h2>
+                    <p v-if="travelType">
+                        Typ cesty: 
+                        <span style="text-transform: lowercase">
+                            {{ travelType.text }}
+                        </span>
+                    </p>
+                    <p>
+                        Počet cestujích: {{ personCount}}
+                    </p>
+                    <p v-if="classType">
+                        Třída: 
+                        <span style="text-transform: lowercase">
+                            {{ classType.text }}
+                        </span>
+                    </p>
+
+                    <div v-if="chosenSeats.length">
+                        Vybraná místa: 
+                        <div class="seat" v-for="seat in chosenSeats" :key="seat">
+                            {{ seat }}
+                        </div>
+                    </div>
+
+                </div>
+            </div>
+        </div>
+    </template>
+
+    <script>
+
+    export default {
+      name: 'App',
+      data: function() {
+          return {
+              travelType: "",
+              travelTypes: [
+                  { value: "R", text: "Zpáteční" },
+                  { value: "O", text: "Jednosměrná" },
+              ],
+              personCount: 1,
+              classType: "",
+              classTypes: [
+                  { value: "E", text: "Ekonomická" },
+                  { value: "B", text: "Byznys" }
+              ],
+              seats: [
+                  "B1", "B2", "B3", 
+                  "E1", "E2", "E3", "E4", "E5"
+              ],
+              chosenSeats: []
+          }
+      },
+      methods: {
+          addSeatClick: function(seat) {
+              if (this.chosenSeats.length < this.personCount) {
+                  this.chosenSeats.push(seat);
+              }
+              else {
+                  alert("Všichni cestující již sedí!");
+              }
+          },
+          personCountChange: function() {
+              let diff = this.personCount - this.chosenSeats.length;
+              if (diff < 0) {
+                  // diff je záporné číslo
+                  for (let i = diff; i < 0; i++) {
+                      this.chosenSeats.pop();       
+                  }
+              }
+          }
+      }
+    }
+    </script>
+
+    <style>
+      .wrapper {
+        display: grid;
+        grid-template-columns: 1fr 1fr;
+      }
+
+      .seat {
+          display: inline-block;
+          width: 30px;
+          text-align: center;
+          border: 1px solid gray;
+          margin: 2px;
+      }
+
+      .seat div:hover {
+          cursor: pointer;
+          background-color: lightgray;
+      }
+
+      .seat .chosen {
+          background-color: lightgreen;
+      }
+
+    </style>
\ No newline at end of file
