.l_header_text {
  display: none;
}

.p-caseBox {
  width: 100%;
}

.p-caseBox_box {
  padding: 45px 0 40px;
  border: 3px solid #000;
  text-align: center;
  position: relative;
}

.p-caseBox_ttl {
  font-size: 28px;
  font-weight: 700;
  margin: 0 auto;
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  transform: translateY(-50%);
  display: inline-block;
}

.p-caseBox_ttl span {
  padding: 0 15px;
  background-color: #fef1de;
}

.p-caseBox_pic {
  max-width: 128px;
  width: 85%;
  margin: 0 auto;
}

@media screen and (min-width: 768px) {
  .p-caseBox {
    margin: 70px auto 0;
    width: 600px;
    padding: 0 20px;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
  }
}

@media screen and (max-width: 767px) {
  .p-caseBox_box {
    margin: 40px auto 0;
    padding: 40px 20px 35px;
  }
  .p-caseBox_ttl {
    font-size: 20px;
  }
  .p-caseBox_ttl span {
    padding: 0 10px;
    background: #feedd6;
  }
  .p-caseBox_pic {
    max-width: 128px;
    width: 80%;
    margin: 0 auto;
  }
}