.serial_code-bg {
  background-image: url(/assets/images/terms_and_privacy/Terms_privacy_Bg.jpg);
  background-repeat: no-repeat;
  background-size: cover;
  width: 100%;
}

.serial_code-title-img {
  margin-top: 40px;
  max-width: 493px;
  max-height: 47px;
  width: 70%;
}

.serial_code-container {
  text-align: center;
  padding-top: 100px;
  padding-bottom: 100px;
  max-width: 900px;
  width: calc(100% - 20px);
  margin: auto;
}

.serial_code-detail-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 60px;
  padding-top: 30px;
  padding-bottom: 40px;
  border-radius: 10px;
  height: 100%;
  background-color: #e9f2f3;
  color: #001c40;
}

.serial_code-detail-title {
  text-align: center;
  font-size: 20px;
  color: #336666;
}

.serial_code-detail-result {
  text-align: center;
  font-size: 1.5rem;
  font-weight: bold;
  color: #34708b;
  width: 100%;
  padding: 80px 20px;
}

.serial_code-detail-body {
  max-width: 700px;
  width: 100%;
  padding: 20px 20px 10px 20px;
}

.serial_code-text-box-container {
  width: 100%;
  text-align: left;
  margin-bottom: 40px;
}

.serial_code-text-box-title {
  padding-left: 5px;
  margin-bottom: 7px;
  font-size: 20px;
  color: #3b5d66;
}

.serial_code-text-box {
  border: 1px solid #34708b;
  border-radius: 8px;
  padding: 15px;
  width: 100%;
  height: 60px;
  font-size: 1.2em;
  line-height: 1.2;
  font-weight: bold;
  color: #666666;
}

.serial_code-text-box::placeholder {
  color: #cccccc;
}

.serial_code-text-box-output {
  text-align: center;
  margin-top: 10px;
  padding-left: 5px;
  color: red;
  font-weight: bold;
}

.serial_code_button_img {
  max-width: calc(100% - 80px);
}

.serial_code_button_img:hover {
  opacity:0.5;
  cursor: pointer;
}

.serial_code_button_img:active {
  position: relative;
  top: 3px;
}

.serial_code_result_button_img {
  width: 100%;
  padding: 0px 100px;
}

.serial_code_result_button_img:hover {
  opacity:0.5;
  cursor: pointer;
}

.serial_code_result_button_img:active {
  position: relative;
  top: 3px;
}

.explanation-bg {
  background-color: #051217;
  padding-top: 80px;
}

.explanation-container {
  padding: 30px;
  width: calc(100% - 20px);
  max-width: 900px;
  background-color: #081A1F;
  border-radius: 20px;
  margin: auto;
  overflow-wrap: break-all;
  color: #BECBCF;
}

.explanation-title {
  color: #63848D;
  font-size: 1.6rem;
  margin: 2% 0;
}

.explanation-container p {
  font-size: 1.15rem;
  line-height: 2.4rem;
}

@media screen and (max-width: 767px) {
  .serial_code-detail-box {
    padding-top: 15px;
    padding-bottom: 30px;
  }

  .serial_code-text-box-container {
    margin-bottom: 30px;
  }

  .serial_code-detail-title {
    font-size: 14px;
  }

  .serial_code-text-box-title {
    font-size: 1rem;
  }

  .serial_code-text-box {
    height: 50px;
    font-size: 1rem;
  }

  .serial_code-text-box-output {
    font-size: 0.8rem;
  }

  .serial_code-detail-body {
    padding-bottom: 0px;
  }

  .serial_code-detail-result {
    font-size: 1rem;
    padding: 80px 20px;
  }

  .explanation-bg {
    padding-top: 40px;
  }

  .explanation-container {
    padding: 15px;
    width: calc(100% - 10px);
  }

  .explanation-container p {
    font-size: 0.8rem;
    line-height: 1.6rem;
  }

  .explanation-title {
    font-size: 1rem;
  }
}