diff --git a/build.gradle b/build.gradle
new file mode 100644
index 0000000..3ed1304
--- /dev/null
+++ b/build.gradle
@@ -0,0 +1,32 @@
+buildscript {
+    ext.kotlin_version = '1.2.51'
+    repositories {
+        jcenter()
+    }
+    dependencies {
+        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
+    }
+}
+
+apply plugin: 'kotlin'
+
+compileKotlin {
+    kotlinOptions.jvmTarget= "1.8"
+}
+
+repositories {
+    mavenLocal()
+    jcenter()
+}
+
+dependencies {
+    compile "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
+    compile 'no.tornado:tornadofx:1.7.16'
+    testCompile "junit:junit:4.11"
+    testCompile 'org.assertj:assertj-core:3.9.0'
+    testCompile "org.jetbrains.kotlin:kotlin-test-junit:$kotlin_version"
+}
+
+task wrapper(type: Wrapper) {
+    gradleVersion = "4.6"
+}
diff --git a/src/main/kotlin/Main.kt b/src/main/kotlin/Main.kt
index be22172..90e2207 100644
--- a/src/main/kotlin/Main.kt
+++ b/src/main/kotlin/Main.kt
@@ -1,146 +1,27 @@
-import androidx.compose.desktop.ui.tooling.preview.Preview
-import androidx.compose.material.Button
-import androidx.compose.material.MaterialTheme
-import androidx.compose.material.Text
-import androidx.compose.runtime.Composable
-import androidx.compose.runtime.mutableStateOf
-import androidx.compose.runtime.remember
-import androidx.compose.ui.window.Window
-import androidx.compose.ui.window.application
-import androidx.compose.foundation.layout.*
-import androidx.compose.material.TextField
-import androidx.compose.ui.Alignment
-import androidx.compose.ui.Modifier
-import androidx.compose.ui.unit.dp
+package example
 
-@Composable
-@Preview
-fun App() {
+import javafx.geometry.Pos
+import tornadofx.*
 
-MaterialTheme {
-    val currentPage = remember { mutableStateOf("accueil") }
-
-    when (currentPage.value) {
-        "accueil" -> {
-            AccueilPage(
-                onAjouterMotClick = { currentPage.value = "formulaire" },
-                onImporterClick = { /* Action d'importation */ },
-                onExporterClick = { /* Action d'exportation */ }
-            )
-        }
-        "formulaire" -> {
-            FormulairePage(onAnnulerClick = { currentPage.value = "accueil" })
-        }
+class HelloWorld : View() {
+    override val root = hbox {
+        label("Hello world")
     }
 }
-}
 
-@Composable
-fun AccueilPage(
-    onAjouterMotClick: () -> Unit,
-    onImporterClick: () -> Unit,
-    onExporterClick: () -> Unit
-) {
-    Column(
-        modifier = Modifier
-            .fillMaxSize()  // Fills the maximum available width
-            .padding(16.dp),
-        verticalArrangement = Arrangement.spacedBy(8.dp),
-        horizontalAlignment = Alignment.CenterHorizontally
-
-    ) {
-        Text(text = "Glossaire", style = MaterialTheme.typography.h5)
-
-        Button(onClick = onAjouterMotClick) {
-            Text("Ajouter un mot")
-        }
-
-        Button(onClick = onImporterClick) {
-            Text("Importer un fichier CSV")
-        }
-
-        Button(onClick = onExporterClick) {
-            Text("Exporter un fichier CSV")
+class HelloWorldStyle : Stylesheet() {
+    init {
+        root {
+            prefWidth = 400.px
+            prefHeight = 400.px
+            alignment = Pos.CENTER
+            fontSize = 50.px
         }
     }
 }
 
-@Composable
-fun FormulairePage(onAnnulerClick: () -> Unit) {
-    MaterialTheme {
-        Column(
-            modifier = Modifier.padding(16.dp),
-            verticalArrangement = Arrangement.spacedBy(8.dp),
-            horizontalAlignment = Alignment.CenterHorizontally
-        ) {
-            Text(text = "Nouveau contexte métier", style = MaterialTheme.typography.h5)
+class HelloWorldApp : App(HelloWorld::class, HelloWorldStyle::class)
 
-            val mot = remember { mutableStateOf("") }
-            TextField(
-                value = mot.value,
-                onValueChange = { mot.value = it },
-                label = { Text("Mot") }
-            )
-
-            val description = remember { mutableStateOf("") }
-            TextField(
-                value = description.value,
-                onValueChange = { description.value = it },
-                label = { Text("Description") }
-            )
-
-            val contextePrincipal = remember { mutableStateOf("") }
-            TextField(
-                value = contextePrincipal.value,
-                onValueChange = { contextePrincipal.value = it },
-                label = { Text("Contexte principal") }
-            )
-
-            val contexte2 = remember { mutableStateOf("") }
-            TextField(
-                value = contexte2.value,
-                onValueChange = { contexte2.value = it },
-                label = { Text("Contexte 2") }
-            )
-
-            val lieA = remember { mutableStateOf("") }
-            TextField(
-                value = lieA.value,
-                onValueChange = { lieA.value = it },
-                label = { Text("Lié à") }
-            )
-
-            val synonyme = remember { mutableStateOf("") }
-            TextField(
-                value = synonyme.value,
-                onValueChange = { synonyme.value = it },
-                label = { Text("Synonyme") }
-            )
-
-            val antonyme = remember { mutableStateOf("") }
-            TextField(
-                value = antonyme.value,
-                onValueChange = { antonyme.value = it },
-                label = { Text("Antonyme") }
-            )
-
-            Row(
-                modifier = Modifier.fillMaxWidth(),
-                horizontalArrangement = Arrangement.SpaceEvenly
-            ) {
-                Button(onClick = onAnnulerClick) {
-                    Text("Annuler")
-                }
-                Button(onClick = { /* Action de validation */ }) {
-                    Text("Valider")
-                }
-            }
-        }
-    }
-}
-
-fun main() = application {
-    Window(onCloseRequest = ::exitApplication) {
-        App()
-    }
+fun main(args: Array<String>) {
+    launch<HelloWorldApp>()
 }