diff --git a/src/assets/css/style.css b/src/assets/css/style.css
index 6961313..0c886db 100644
--- a/src/assets/css/style.css
+++ b/src/assets/css/style.css
@@ -17,4 +17,23 @@ header {
 
 header a {
   width: 11%;
+}
+
+/* SECTION 1 */
+
+.section1 img {
+  width: 100%;
+  height: 36%;
+}
+
+@media screen and (max-width: 425px) {
+  .fundo-desktop {
+    display: none;
+  }
+}
+
+@media screen and (min-width: 426px) {
+  .fundo-mobile {
+    display: none;
+  }
 }
\ No newline at end of file