style fixes

src/debugger.js

@@ -4,7 +4,7 @@ var TxBrowser = require('./txBrowser');
 module.exports = React.createClass({
   render: function() {
     return (<div>
-    <p>Debugger</p>
+    <p><h1>Debugger</h1></p>
     <TxBrowser/>
     </div>
     );

src/txBrowser.js

@@ -23,7 +23,7 @@ module.exports = React.createClass({
 		
 		return (
 		<div>
-			<div>Trasnaction details</div>
+			<div><h3>Transaction details</h3></div>
 			<input onChange={this.updateBlockN} type="text" placeholder={this.state.blockNumber}></input>
 			<input onChange={this.updateTxN} type="text" placeholder={this.state.txNumber}></input>
 			<button onClick={this.submit}>Get</button>