.problem-box {
  background: #e9f1f5;
  padding: 56px 0 80px;
}
.problem-box h2.title-business-sp {
    color: #1A469D;
}
.problem-items {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin: 0 -10px;
  margin-top: 80px;
}

.problem-item {
  width: calc(100% / 3);
  padding: 0 10px;
}

.problem-item-inner {
  position: relative;
  background: #ffffff;
  border-radius: 16px;
  text-align: center;
  padding: 0 15px;
  min-height: 335px;
}

.problem-numer {
  width: 73px;
  height: 73px;
  display: inline-block;
  background: #667075;
  border-radius: 50%;
  line-height: 73px;
  color: #fff;
  font-size: 20px;
  font-weight: 600;
  margin-top: -40px;
  margin-bottom: 15px;
}

.problem-item-inner h4 {
  font-weight: 600;
  color: #090a0a;
  font-size: 24px;
  line-height: 32px;
  margin-bottom: 33px;
}

.problem-item:nth-child(4),
.problem-item:nth-child(5) {
  margin-top: 115px;
}

.problem-img {
  position: absolute;
  bottom: -85px;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
}
.problem-item:nth-child(4) .problem-img,
.problem-item:nth-child(5) .problem-img {
  bottom: -45px;
}
.problem-item-inner a {
  font-size: 12px;
  color: #1A469D;
  margin-top: 10px;
  display: inline-block;
  position: relative;
  z-index: 9;
}
@media (max-width: 767px) {
  .problem-item {
    width: 100%;
  }

  .problem-numer {
    width: 40px;
    height: 40px;
    font-size: 13px;
    line-height: 40px;
    margin-top: -20px;
  }

  .problem-img {
    position: static;
    transform: translateX(0%);
    flex: 0 0 100px;
  }

  .problem-item-inner {
    min-height: auto;
    padding: 0 20px 25px 20px;
  }

  .problem-text-img {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .problem-item-inner h4 {
    font-size: 18px;
    line-height: 27px;
    margin-bottom: 10px;
  }

  .problem-text {
    text-align: left;
  }

  .problem-text {
    font-size: 12px;
  }

  .problem-item + .problem-item {
    margin-top: 36px;
  }
  .problem-box .title-business-sp {
    font-size: 24px;
  }
  .problem-items {
    margin-top: 37px;
  }
  .problem-box {
    padding: 45px 0;
  }
}
@media (min-width: 768px) and (max-width: 992px) {
  .problem-items {
    margin: 0;
  }
  .problem-item {
    width: calc(100% / 3 - 5px);
  }
}