* {
  padding: .5%;
  margin: 0;
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 1rem;
}

body {
  background-color: #fff;
}

main section {
  width: 80%;
  max-width: 800px;
  padding: 1% 1% 2%;
  margin-bottom: 10%;
  margin: auto;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  background-color: #fff;
}

main section .contents {
  -webkit-box-shadow: 1px 1px 1px #000;
          box-shadow: 1px 1px 1px #000;
}

main section button {
  width: 50px;
  height: 50px;
  float: right;
  cursor: pointer;
  border: none;
  background: url(../css/images/closeBtn.svg) center no-repeat;
  background-size: 80%;
}

main section button:hover {
  background: url(../css/images/closeBtn.svg) center no-repeat;
  background-size: 80%;
  opacity: .8;
}

h1 {
  font-size: 2rem;
  padding-top: 3rem;
  padding-bottom: 1rem;
  color: #00b0d0;
  text-align: center;
  margin: 0 0 3%;
}

p {
  padding: 1rem 1rem 0 1rem;
  color: #666;
  line-height: 2rem;
}

p span {
  padding: 0;
  margin: 0;
}

ul {
  margin: 0 1.5rem;
  padding: 0;
}

ul li {
  list-style: none;
  font-size: .9rem;
  line-height: 1.5em;
  color: #999;
}

div.deviceNo {
  color: #999;
  font-size: .9rem;
  line-height: 1.5rem;
  padding: 0 1.5rem;
  margin-bottom: 1rem;
}

div.signDate {
  text-align: right;
  font-size: .9em;
  color: #666;
  margin: 5% 2% 1%;
}

@media screen and (max-width: 414px) {
  main section {
    width: 98%;
  }
  main section .contents {
    -webkit-box-shadow: 1px 1px 1px #000;
            box-shadow: 1px 1px 1px #000;
  }
  main section button {
    background: url(../css/images/closeBtn.svg) center no-repeat;
    background-size: 70%;
  }
  main section button:hover {
    background: url(../css/images/closeBtn.svg) center no-repeat;
    background-size: 70%;
  }
  h1 {
    font-size: 1.5rem;
    width: 80%;
    padding-top: 3rem;
    padding-bottom: 1rem;
    margin: auto;
  }
  p {
    padding: 1rem 1rem 0;
    color: #666;
    line-height: 1.5rem;
  }
  p span {
    padding: 0;
    margin: 0;
  }
}