/* ボタン押せない */
li.menu03,
li.menu04,
li.menu05,
li.menu06,
li.menu07,
li.menu08 {
  /* pointer-events: none; */
}

li.menu03 > a,
li.menu04 > a,
li.menu05 > a,
li.menu06 > a,
li.menu07 > a,
li.menu08 > a {
  /* opacity: 0.4 !important;
  pointer-events: none; */
}

/*
<li class="menu00"><a href="../" class="on">HOME</a></li>
<li class="menu01"><a href="../#greeting">Welcome Message</a></li>
<li class="menu02"><a href="../#overview">Congress Overview</a></li>
<li class="menu03"><a href="../venue/">Venue & Transportation</a></li>
<li class="menu04"><a href="../abstract/">Call for Abstract</a></li>
<li class="menu05"><a href="../program/">Scientific Programs</a></li>
<li class="menu06"><a href="../registration/">Registration</a></li>
<li class="menu07"><a href="../accomendation/">Accommodation</a></li>
<li class="menu08"><a href="../contact/">Contact Us</a></li>
<li class="menu09 ja"><a href="../../">日本語</a></li>
 */