.faq-box {
  position: relative;
  max-width: 800px;
  border: 2px solid #eee;
  margin: 0 auto 20px;
}

.faq-box:last-child {
  margin-bottom: 0;
}

.faq-box.is-active {
  border-color: #13465d;
}

.faq-box.is-active::after {
  content: '';
  display: block;
  position: absolute;
  bottom: 0;
  right: 0;
  width: 300px;
  height: 100%;
  opacity: 0.8;
}

.faq-box.is-active:nth-child(1)::after {
  background: url(../_images/faq_img01.jpg) bottom right/cover no-repeat;
}

.faq-box.is-active:nth-child(2)::after {
  background: url(../_images/faq_img02.jpg) bottom right/cover no-repeat;
}

.faq-box.is-active:nth-child(3)::after {
  background: url(../_images/faq_img03.jpg) bottom right/cover no-repeat;
}

.faq-box.is-active:nth-child(4)::after {
  background: url(../_images/faq_img04.jpg) bottom right/cover no-repeat;
}

.faq-box.is-active:nth-child(5)::after {
  background: url(../_images/faq_img05.jpg) bottom right/cover no-repeat;
}

.faq-box.is-active:nth-child(6)::after {
  background: url(../_images/faq_img06.jpg) bottom right/cover no-repeat;
}

.faq-box__question {
  position: relative;
  font-size: 16px;
  font-size: 1.6rem;
  color: #13465d;
  padding: 28px 80px;
  cursor: pointer;
  z-index: 1;
}

.faq-box__question::before {
  content: 'Q.';
  position: absolute;
  top: 50%;
  left: 30px;
  width: 30px;
  font-family: 'Open Sans', sans-serif;
  font-size: 28px;
  font-size: 2.8rem;
  text-align: center;
  color: #13465d;
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
}

.faq-box__question::after {
  content: '';
  position: absolute;
  top: 50%;
  right: 20px;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 0 0 8px 8px;
  border-color: transparent transparent #13465d transparent;
  margin-top: -4px;
  -webkit-transform: translateY(-50%) rotate(45deg);
  transform: translateY(-50%) rotate(45deg);
  -webkit-transition: 0.35s;
  transition: 0.35s;
}

.is-active .faq-box__question::after {
  margin-top: 2px;
  -webkit-transform: translateY(-50%) rotate(-135deg);
  transform: translateY(-50%) rotate(-135deg);
}

.faq-box__answer {
  position: relative;
  font-size: 15px;
  font-size: 1.5rem;
  color: #e58a16;
  padding: 28px 80px;
  margin-bottom: 0;
  z-index: 1;
  /*&::after {
      content: '';
      position: absolute;
      top: 0;
      left: 50%;
      width: 90%;
      height: 1px;
      background: #eee;
      transform: translateX(-50%);
    }*/
}

.faq-box__answer::before {
  content: 'A.';
  position: absolute;
  top: 50%;
  left: 30px;
  width: 30px;
  font-family: 'Open Sans', sans-serif;
  font-size: 28px;
  font-size: 2.8rem;
  font-weight: bold;
  text-align: center;
  color: #e58a16;
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
}

@media only screen and (max-width: 768px) {
  .faq-box.is-active::after {
    opacity: 0.2;
  }

  .faq-box__question {
    font-size: 14px;
    font-size: 1.4rem;
    padding: 14px 40px 14px 52px;
  }

  .faq-box__question::before {
    left: 12px;
    font-size: 26px;
    font-size: 2.6rem;
  }

  .faq-box__answer {
    font-size: 14px;
    font-size: 1.4rem;
    padding: 14px 14px 14px 52px;
  }

  .faq-box__answer::before {
    left: 12px;
    font-size: 26px;
    font-size: 2.6rem;
  }
}