.attention-inner {
  padding: 2rem 0;
  color: #000;
}

.attention-toggle {
  display: none;
}

.Label {
  margin: 0 0 2rem;
  padding: 1.6em 0 1.6em 2em;
  display: block;
  font-size: 16px;
  color: #000;
  font-weight: 400;
  border-left: #000 10px solid;
  border-right: #000 2px solid;
  border-bottom: #000 2px solid;
  background-image: url(../img/common/blue_corner.png), url(../img/common/red_corner.png);
  background-repeat: no-repeat;
  background-position: bottom left, top right;
  background-size: 2% auto, 2% auto;
}

.Label::before {
  content: "";
  width: 18px;
  height: 18px;
  border-top: 4px solid #000;
  border-right: 4px solid #000;
  -webkit-transform: rotate(45deg);
  position: absolute;
  top: calc(50% - 9px);
  right: 20px;
  transform: rotate(135deg);
}

.Label,
.attention-content {
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform: translateZ(0);
  transition: all 0.3s;
}

.attention-content {
  height: 0;
  padding: 0 0;
  overflow: hidden;
  font-feature-settings: normal;
}

.attention-toggle:checked+.Label+.attention-content {
  height: auto;
  padding: 1em 0 3em;
  transition: all 0.3s;
}

.attention-toggle:checked+.Label::before {
  transform: rotate(-45deg) !important;
}

.attention-content p {
  font-size: 14px;
  margin: 0 0 .2em;
}

.idt {
  padding-left: 1em;
  text-indent: -1em;
}

.idt-2 {
  padding-left: 2em;
  text-indent: -1em;
}

.idt-3 {
  padding-left: 2em;
  text-indent: -1em;
}

.idt-4 {
  padding-left: 1em;
}

.txt-top {
  padding-top: 1em;
}

.txt-btm {
  padding-bottom: 1em;
}

@media screen and (min-width: 1px) and (max-width: 743px) {
  .attention-inner {
    padding: 0 0 0 5%;
  }

  .Label {
    padding: 1.5em 3em 1.5em 1em;
    font-size: 3.5vw;
    border-left: #000 8px solid;
    border-right: #000 1px solid;
    border-bottom: #000 1px solid;
  }

  .Label::before {
    width: 12px;
    height: 12px;
    border-top: 3px solid #000;
    border-right: 3px solid #000;
    top: calc(50% - 7px);
    right: 0.8em;
  }

  .attention-toggle:checked+.Label+.attention-content {
    padding: 0 0 1.5em;
  }

  .attention-content p {
    font-size: 3vw;
  }
}

@media screen and (min-width: 744px) and (max-width: 1024px) {
  .Label {
    padding: 1.4em 0 1.4em 1em;
    font-size: 16px;
  }

  .Label::before {
    width: 16px;
    height: 16px;
  }
}

@media screen and (min-width: 1025px) {
  .Label:hover {
    font-weight: 600;
    background-color: rgba(255, 255, 255, .3);
  }
}