Code indentation fix.

Author: jimflores5

index.html

@@ -23,12 +23,12 @@ <h3>Astronaut Chat</h3>
                 <img src = "LaunchCode_rocketline_white.png" height = "75" width = "75" id = "rocket"/>
             </div>
             <div class="center-block">
-                    <button id="up">Up</button>
-                    <button id="down">Down</button>
-                    <button id="right">Right</button>
-                    <button id="left">Left</button>
-                    <h3>Space Shuttle Height</h3>
-                    <p id='spaceShuttleHeight'>0</p><span> miles</span>
+                <button id="up">Up</button>
+                <button id="down">Down</button>
+                <button id="right">Right</button>
+                <button id="left">Left</button>
+                <h3>Space Shuttle Height</h3>
+                <p id='spaceShuttleHeight'>0</p><span> miles</span>
             </div>
         </div>
         <div class="centered">