reset colors

src/server/views/layout/layout.html

@@ -80,8 +80,8 @@
 
       <!-- 1 GROWI logo -->
       <a class="logo d-block top-left-part bg-grw-mos-green my-auto" href="/">
-        <div class="logo-mark _white d-inline-block">{% include '../widget/logo.html' %}</div>
-        <span class="logo-text mx-3 text-white">
+        <div class="logo-mark d-inline-block">{% include '../widget/logo.html' %}</div>
+        <span class="logo-text mx-3">
           {% set appTitle = appService.getAppTitle() %}
           {% set appTitleFontSize = getAppTitleFontSize(appTitle) %}
           <text x="0" y="{{22+appTitleFontSize/2}}" font-size="{{appTitleFontSize}}">
@@ -92,12 +92,12 @@
 
       <!-- 2 side nav open -->
       <a class="open-close d-none d-md-block mx-3 my-auto waves-effect waves-light">
-        <i class="ti-menu text-white"></i>
+        <i class="ti-menu"></i>
       </a>
 
       <!-- 3 mobile menu touch icon -->
       <a class="navbar-toggle d-md-none my-auto mx-3" href="javascript:void(0)" data-toggle="collapse" data-target=".navbar-collapse">
-        <i class="ti-menu text-white"></i>
+        <i class="ti-menu"></i>
       </a>
 
       <!-- 4 search nav -->