.header {
  width: 100vw;
  height: 50px;
  /* padding: 15px; */
  position: fixed;
  z-index: 99;
  background-color: rgba(0, 0, 0, 0.486);
}

.header .leftheader {
  float: left;
  /* position: relative; */
}

.header .leftheader .home {
  display: inline-block;
  font-size: 1.5rem;
  color: white;

  position: absolute;
  left: 30px;
  top: 25%;
}

.header .leftheader .searchbar {
  position: absolute;
  width: 250px;
  height: 30px;
  display: inline;
  background-color: white;
  border-radius: 20px;
  margin-left: 20px;
  padding: 5px 10px;
  top: 20%;
  left: 60px;
}

.header .leftheader .searchbar input {
  border: none;
  outline: none;
  width: 150px;
}

.header .list {
  float: right;
  margin-top: 10px;
}

.header .list .main-list li {
  display: inline;
  position: relative;
  margin-left: 0.8rem;
}

.header .list .main-list li a {
  text-decoration: none;
  color: #fff;
  font-size: 1.2rem;
}
.header .list .main-list li:last-child {
  margin-right: 2.5rem;
}

.header .list .main-list .blog {
  position: relative;
}

.header .list .main-list .blog .blog-div {
  position: absolute;
  left: 0rem;
  width: 120px;
  top: 20px;
  border-radius: 10px;
  border: solid 2px #3563c7;
  padding: 20px 0px;
  background-color: #fff;

  display: none;
}

.header .list .main-list .blog .blog-div ul li {
  display: inline-block;
  margin-bottom: 20px;
}

.header .list .main-list .blog .blog-div ul li a {
  margin-left: 0px;
  display: block;
  color: black;
}

.header .list .main-list .blog .blog-div ul li:last-child {
  margin-bottom: -30px;
}

.header .list .normal-li a::after,
.blog .t::after,
.blog-div ul li a::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 3px;
  background-color: #3563c7;

  transition: width 0.3s ease-in;
}

.header .list .normal-li:hover a::after,
.blog:hover .t::after,
.blog-div ul li:hover a::after {
  width: 100%;
}

.header .list .main-list .blog:hover .blog-div {
  display: block;
}