clean up css slightly

index.html

@@ -23,6 +23,11 @@
         text-align: center;
       }
 
+      input {
+        border: 0;
+        -webkit-appearance: none;
+      }
+
       .wrapper {
         position: relative;
         top: 40%;
@@ -40,12 +45,11 @@
       }
 
       .search__text {
-        -webkit-appearance: none;
+        box-sizing: border-box;
         width: 100%;
         max-width: 300px;
         padding: 0.75rem;
         background: #3F4A56;
-        border: 0;
         border-radius: 2px;
         color: #fff;
         font-size: 1.1rem;