.color_navy {
  color: #323686
}
.c-txt-large {
  font-size: 1.2em; 
}

.gray_back {
  margin: 20px 0;
  background-color: #f4f4f4;
  padding: 20px;
}

.i-caution-text {
  margin: 20px 0;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  line-height: 1.5;
}
.i-caution-text > div,
.i-caution-text > span {
  background-color: #ffff00;
  padding: 10px;
  border: 2px solid #333;
}
@media screen and (max-width: 767px) {
  .i-caution-text > div,
  .i-caution-text > span {
    max-width: 100%;
    width: 100%;
  }
}

.i-caution-text span {
  text-align: center;
  font-weight: bold;
}

.i-flow {
  margin-top: 40px;
}
.i-flow__item:not(:last-of-type) {
  padding-bottom: 80px;
  position: relative;
}
.i-flow__item:not(:last-of-type)::before,
.i-flow__item:not(:last-of-type)::after {
  content: "";
  position: absolute;
  display: block;
  transform: translateX(-50%);
}
.i-flow__item:not(:last-of-type)::before {
  width: 30px;
  height: 30px;
  left: 50%;
  bottom: 40px;
  background-color: #999;
}
.i-flow__item:not(:last-of-type)::after {
  width: 0;
  height: 0;
  border-color: #999 transparent transparent transparent;;
  border-style: solid;
  border-width: 20px 30px 0 30px;
  left: 50%;
  bottom: 20px;
}

.i-flow__item-in-title {
  font-weight: bold;
  display: flex;
  align-items: center;
  color: #31317e;
  line-height: 1.5;
}
.i-flow__item-in-title span {
  color: #333;
  border: 1px solid #999;
  background-color: #ddd;
  padding: 5px;
  margin-right: 1em;
  flex-shrink: 0;
}

.text-decoration-underline {
  text-decoration: underline;
}

.c-list-check {
  display: block;
}

.c-list-check__item {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  align-items: start;
}
.c-list-check__item.text-decoration-underline {
}

.c-list-check__item:first-child {
  margin-top: 0;
}

.c-list-check__item-in {
  display: block;

  -webkit-box-flex: 1;
  -ms-flex: 1 1 0;
  flex: 1 1;
}

@media screen and (min-width: 768px), print {
  .c-list-check {
    margin: 0 0 -0.625em;
    font-size: 1.6rem;
    line-height: 1.625;
  }
}

@media screen and (max-width: 767px) {
  .c-list-check {
    margin: 0 0 -0.71429em;
    font-size: 1.4rem;
    line-height: 1.85714;
  }
}

@media screen and (min-width: 768px), print {
  .c-list-check__item {
    padding: 0 0 0.625em;
  }
}

@media screen and (max-width: 767px) {
  .c-list-check__item {
    padding: 0 0 0.71429em;
  }
}

.c-list-check__item:before {
  content: " ";
  display: block;
  width: 1em;
  height: 1em;
  background: url("/assets/image/common/ic_check.svg") center/contain no-repeat;
}

@media screen and (min-width: 768px), print {
  .c-list-check__item:before {
    width: 1.5em;
    padding-right: 0.5em;
    margin-top: calc( 1em*0.625/2 );
  }
}

@media screen and (max-width: 767px) {
  .c-list-check__item:before {
    margin-top: calc( 1em/2 );
    width: 1.35em;
    padding-right: 0.35em;
  }
}

.c-list-check__item.text-decoration-underline::before {
  border-bottom: 1px solid #000;
}