/* ---- reset ---- */
 /*body{
   margin:0;
   font:normal 75% Arial, Helvetica, sans-serif;
}*/
canvas{
  display: block;
  vertical-align: bottom;
}

/* ---- particles.js container ---- */
#particles-js{
  position:fixed;/*absolute*/
  width: 100%;
  height: 100%;
  background-color: #000000;
  background-image: url("");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: 100% 100%;/*100% 100%*/
  /*-----追加----*/
  bottom: 50px;/*-160% -20vh*/
  z-index: -99;
  overflow:hidden;
}
/* ---- stats.js ---- */
.count-particles{
  background: #000022;
  position: absolute;
  top: 48px; left: 0;
  width: 80px; color: #13E8E9;
  font-size: .8em;
  text-align: left;
  text-indent: 4px;
  line-height: 14px;
  padding-bottom: 2px;
  font-family: Helvetica, Arial, sans-serif;
  font-weight: bold;
}
.js-count-particles{
  font-size: 1.1em;
}
#stats, .count-particles{
  -webkit-user-select: none;
  margin-top: 5px;
  margin-left: 5px;
}
#stats{
  border-radius: 3px 3px 0 0;
  overflow: hidden;
}
.count-particles{
  border-radius: 0 0 3px 3px;
}