update styles

Author: Carlos Rufo

src/styles/App.css

@@ -4,25 +4,29 @@
 
 .App-logo {
   animation: App-logo-spin infinite 20s linear;
-  height: 80px;
+  height: 40vmin;
 }
 
 .App-header {
-  background-color: #222;
-  height: 150px;
-  padding: 20px;
+  background-color: #282c34;
+  min-height: 100vh;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-content: center;
+  font-size: calc(10px + 2vmin);
   color: white;
 }
 
-.App-title {
-  font-size: 1.5em;
-}
-
-.App-intro {
-  font-size: large;
+.App-link {
+  color: #61dafb;
 }
 
 @keyframes App-logo-spin {
-  from { transform: rotate(0deg); }
-  to { transform: rotate(360deg); }
+  from {
+    transform: rotate(0deg);
+  }
+  to {
+    transform: rotate(360deg);
+  }
 }

src/styles/index.css

@@ -17,7 +17,7 @@ input {
 }
 
 .background-gray {
-  background-color: rgb(246,246,239);
+  background-color: rgb(246, 246, 239);
 }
 
 .f11 {
@@ -40,4 +40,4 @@ input {
   border-color: buttonface;
   cursor: pointer;
   max-width: 250px;
-}
+}