[FEAT] Header 생성 및 색상 조정

logo에는 transition 0.5s, 나머지 items에는 일반 호버 효과 적용

.gitignore

@@ -102,3 +102,5 @@ dist
 
 # TernJS port file
 .tern-port
+
+no

bin/www

@@ -4,22 +4,22 @@
  * Module dependencies.
  */
 
-var app = require('../app');
-var debug = require('debug')('bookathon-e:server');
-var http = require('http');
+const app = require('../app');
+const debug = require('debug')('bookathon-e:server');
+const http = require('http');
 
 /**
  * Get port from environment and store in Express.
  */
 
-var port = normalizePort(process.env.PORT || '3000');
+const port = normalizePort(process.env.PORT || '3000');
 app.set('port', port);
 
 /**
  * Create HTTP server.
  */
 
-var server = http.createServer(app);
+const server = http.createServer(app);
 
 /**
  * Listen on provided port, on all network interfaces.
@@ -58,7 +58,7 @@ function onError(error) {
     throw error;
   }
 
-  var bind = typeof port === 'string'
+  const bind = typeof port === 'string'
     ? 'Pipe ' + port
     : 'Port ' + port;
 
@@ -82,8 +82,8 @@ function onError(error) {
  */
 
 function onListening() {
-  var addr = server.address();
-  var bind = typeof addr === 'string'
+  const addr = server.address();
+  const bind = typeof addr === 'string'
     ? 'pipe ' + addr
     : 'port ' + addr.port;
   debug('Listening on ' + bind);