nav .container {
  height: 500px;
  width: 100%;
  position: relative;
  background-image: url(https://static.igem.wiki/teams/4263/wiki/images/member-images/members-allpic.jpg);
  background-size: 100% 100%;
}
nav .container .title {
  position: absolute;
  left: 50%;
  bottom: 3%;
  font-size: 30px;
  color: white;
  transform: translate(-50%, -50%) translateZ(-100px);
  font-family: fantasy;
  letter-spacing: 1px;
}
.steps {
  position: fixed;
  z-index: 10;
  width: 15vw;
  top: 35%;
  left: 0;
  padding-left: 15px;
  transition: 1s;
  opacity: 0;
  cursor: pointer;
}
.steps h4 {
  font-size: 1vw;
  line-height: 30px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-weight: normal;
  color: #9e9e9f;
}
.steps h4:hover {
  font-weight: bold !important;
  color: #000000 !important;
}
article {
  margin: 60px 10vw 100px 15vw;
  position: relative;
  z-index: 3;
  font-size: 22px;
  line-height: 36px;
  text-align: justify;
  font-family: 'Arial';
}
article .iframe0,
article .iframe1,
article .iframe2,
article .iframe3 {
  display: none;
}
article h2 {
  margin-top: 40px;
}
article p {
  margin-top: 30px;
}
article sub,
article sup {
  font-size: 12px;
}
article h5 {
  margin-top: 10px;
  font-size: 12px;
  line-height: 16px;
  font-weight: normal;
  color: #595757;
  text-align: center;
}
article .oneimg img {
  display: block;
  margin: 20px auto 0;
  width: 50%;
}
article .twoimg img {
  width: 50%;
  padding: 5% 5% 8px;
  vertical-align: middle;
}
article .threeimg img {
  padding: 5%;
  width: 33.33%;
  vertical-align: middle;
}
article .iframe0 {
  display: block;
  padding-bottom: 200px;
}
article .iframe1 a {
  color: #3d90f4;
}
article .iframe1 a:hover {
  text-decoration: underline;
}
article .iframe3 h3 {
  margin-top: 30px;
}
article .iframe3 .zero-one {
  overflow: hidden;
  padding-top: 50px;
}
article .iframe3 .zero-one p {
  margin-top: 15px;
}
article .iframe3 .zero-one .right-one {
  float: right;
  width: 35%;
  margin-left: 10px;
}
article .iframe3 .zero-one .right-one img {
  width: 100%;
  padding: 20px 20px 0 30px;
}
article .iframe3 .one-two {
  width: 80%;
  margin: 15px auto 0;
}
article .iframe3 .one-two .left {
  width: 45%;
  float: left;
  /* padding-right: 1%; */
}
article .iframe3 .one-two .left img {
  width: 100%;
}
article .iframe3 .one-two .right {
  display: inline-block;
  width: 55%;
}
article .iframe3 .one-two .right img {
  display: block;
  padding-left: 1%;
  width: 100%;
}