diff --git a/komga-webui/src/views/BookReader.vue b/komga-webui/src/views/BookReader.vue
index 6327e4ae2..2c71bf1d1 100644
--- a/komga-webui/src/views/BookReader.vue
+++ b/komga-webui/src/views/BookReader.vue
@@ -1,5 +1,5 @@
 <template>
-  <div v-if="pages.length > 0" style="background: black">
+  <div v-if="pages.length > 0" style="background: black; width: 100%; height: 100%">
     <!--  Carousel  -->
     <slick ref="slick"
            :options="slickOptions"