body {
  position: relative;
}

main header nav>div:nth-child(2) img {
  filter: brightness(0);
}

.backgrounds {
  width: 100%;
  height: 250px;
  margin-top: 0;
  position: relative;
}

.backgrounds img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% -30%;
  filter: brightness(0.5);
}

.backgrounds div {
  width: 100%;
  padding: 0 7%;
  text-align: center;
  position: absolute;
  top: 130px;
  color: white;
}

/*--article--*/

.qna {
  margin: 50px 0 40%;
  padding: 0 7%;
  text-align: center;
}

.qna .boxs .disselect {
  padding: 5px 15px;
  background: #eee;
  color: #aaa;
  line-height: 3rem;
  font-size: 0.9rem;
}

.qna .boxs .disselect img {
  width: 12px;
  filter: brightness(3);
}

.qna .boxs .form {
  margin-top: 30px;
  padding-top: 30px;
  border-top: 1px solid #eee;
}

.qna .boxs .form label {
  width: 100%;
  height: 30px;
  margin-top: -7px;
  padding: 2px 10px;
  border: 1px solid #ddd;
  display: block;
  text-align: left;
}

.qna .boxs>div:nth-of-type(3) {
  margin: 10px 0 100px;
}

.qna .boxs>div:nth-of-type(3) div {
  width: 30%;
}

.qna .boxs>div:nth-of-type(3) label {
  width: 100%;
  margin-bottom: 10px;
  padding: 3px 15px;
  line-height: 3rem;
  background: #555;
  color: white;
  cursor: pointer;
  display: inline-block;
}

.qna .boxs div:nth-of-type(3) input[type="file"] {
  width: 0;
  height: 0;
  padding: 0;
  border: 0;
  position: absolute;
  overflow: hidden;
}

.qna .boxs div:nth-of-type(3) h5 {
  width: 100%;
}

.qna .boxs>div:nth-of-type(4) {
  margin: 30px 0;
  padding: 20px;
  background: #eee;
  text-align: left;
}

.qna .boxs div:nth-of-type(4)> :nth-child(2) {
  margin: 15px 0 20px;
  align-items: baseline;
}

.qna .boxs div:nth-of-type(4)> :nth-child(2) select {
  margin-right: 1%;
  border: 1px solid #ddd;
}

.qna .boxs div:nth-of-type(4)> :nth-child(2) input {
  margin: 0 1%;
  background: white;
}

.qna .boxs div:nth-of-type(4)> :nth-child(2) input:last-child {
  margin-right: 0%;
}

.qna .boxs div:nth-of-type(4)> :last-child input[type="email"] {
  margin: 0 1% 5px 0;
  background: white;
}

.qna .boxs div:nth-of-type(4)> :last-child select {
  padding-top: 20px;
  border: 1px solid #ddd;
}

@media screen and (min-width:1366px) {
  main header {
    height: 100px;
  }

  main header>div:first-child {
    height: 100px;
    background: white;
    border-bottom: 1px solid #ebe1d7;
  }

  main header nav {
    background: white;
    border-bottom: 1px solid #ebe1d7;
  }

  .backgrounds {
    width: 100%;
    height: 600px;
    margin-top: 0;
  }

  .backgrounds div {
    width: 100%;
    text-align: center;
    position: absolute;
    top: 450px;
  }

  .backgrounds img {
    object-position: 50% -30%;
  }

  .qna {
    margin: 80px 0 200px;
    padding: 0;
  }

  .boxs {
    width: 1000px;
    margin: 50px auto 0;
    padding: 0;
    background: white;
    border-top: 0px solid #d0d0d0;
    border-bottom: 0px solid #d0d0d0;
  }

  .qna .boxs>select:first-of-type {
    background: url('images/common/arrow_btm_black.svg') 970px no-repeat;
    background-size: 12px;
  }

  .qna .boxs div:nth-of-type(3) h5 br {
    display: none;
  }
}