.toggle_wrap:last-of-type {
  border-bottom: 1px solid gray;
}

.toggle_switch::after {
  content: "";
  display: inline-block;
  width: 18px;
  height: 11px;
  background: url(../img/arrow_down.svg) no-repeat center center;
  background-size: contain;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  right: 20px;
  transition: transform .2s;
}
.toggle_switch.open::after {
  transform: rotateZ(180deg);
  top: 46%;
}
.toggle_contents {
    display: none;
    padding: 2vh 0 0;
    font-size: 13px;
    letter-spacing: 0.2em;
}
.toggle_contents li {
    line-height: 2.5;
}

@media screen and (max-width: 768px)
{
.toggle_contents {
    padding: 1vh 0 0;
    font-size: 11px;
}
}