/*new sub menu*/
.accordion  {
  margin: 5px auto;
}

.accordion_title {
  position: relative;
  border: none;
  display: block;
  list-style: none;
  width: 100%;
  cursor: pointer;
  background: #ffffff;
  border: 2px solid #d8d8d8;
  padding: 0.5em 1.6em 0.5em 1em;
  line-height: 1.6em;
}
.accordion_title:hover{
  display: block;
  background: #DDD;
}

summary.accordion_title::-webkit-details-marker {
  display:none;
}

.accordion_title:after {
  content: "+";
  position: absolute;
  top: calc(50% - 0.5em);
  right: 20px;
  line-height: 1;
  padding: 0;
  pointer-events: none;
}

.accordion::details-content {
  opacity: 0;
  block-size: 0;
  transition: .3s;
  transition-property: display, opacity, block-size, padding;
  transition-behavior: allow-discrete;
  line-height: 1.6em;
}

.accordion .accordion_content {
  padding: 0 2em 0 3em;
}

.accordion .accordion_content > *:first-of-type {
  margin-top: 0;
}

.accordion .accordion_content > *:last-of-type {
  margin-bottom: 0;
}

.accordion[open]::details-content {
  opacity: 1;
  block-size: auto;
  block-size: calc-size(auto, size);
}

.accordion[open] .accordion_content {
  padding: 0.5em 0 1.4em 1em;
}
.accordion[open] .accordion_content li{
  margin: 0.5em 0;
}

.accordion[open] .accordion_content h3{
	font-size: 1.3em;
	font-weight: 600;
}
.accordion[open] .accordion_title:after {
  content: "-";
}
.accordion[open] .accordion_content li a{
  display:block;
}
.accordion[open] .accordion_content li a:hover{
  display: block;
  background: #DDD;
}