.cover {
  position: relative;
  overflow: hidden;
}
.cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.cover-text {
  position: absolute;
  top: 60%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 95%;
  max-width: 900px;
}
.cover-text h1 {
  color: #ffffff;
  font-size: 50px;
  text-shadow: 1px 0px 20px #000000;
  letter-spacing: 1px;
  text-align: left;
  margin: 0;
}

.body {
  background: #eee7dd;
  padding: 0 15px 50px;
}
.body .introduction {
  background: #ffffff;
  padding: 15px;
  margin: -50px 0 0 0;
  z-index: 10;
  position: relative;
}
.body .introduction h2 {
  display: block;
  color: #4a8ecb;
  font-size: 30px;
  font-weight: normal;
  margin: 0 0 15px 0;
}
.body .introduction p {
  line-height: 1.5;
}
.body section {
  margin: 60px 0 0 0;
}
.body section h2 {
  border-left: 2px solid #4d8dca;
  font-size: 30px;
  font-weight: normal;
  padding: 0 0 0 5px;
  margin: 0 0 20px 0;
}
.body section .article-wrap .article-box {
  margin: 0 0 30px 0;
}
.body section .article-wrap .article-box img {
  max-width: 100%;
  border-radius: 10px;
  margin: 0 0 20px 0;
}
.body section .article-wrap .article-box h3 {
  border-bottom: 1px solid #333333;
  font-size: 24px;
  margin: 0 0 10px 0;
}
.body section .article-wrap .article-box h3 span {
  display: block;
  font-size: 14px;
  font-weight: normal;
  margin: 0 0 5px 0;
}
.body section .article-wrap .article-box p {
  line-height: 1.5;
}
.body section .more {
  text-align: center;
}
.body section .more a {
  display: inline-block;
  border: 1px solid #333333;
  color: #333333;
  padding: 10px 20px;
}
.body .conclusion {
  background: #ffffff;
  padding: 15px;
  margin: 50px 0 0 0;
}
.body .conclusion h2 {
  display: block;
  color: #4a8ecb;
  font-size: 30px;
  font-weight: normal;
  margin: 0 0 15px 0;
}
.body .conclusion p {
  line-height: 1.5;
}

@media (min-width: 500px) {
  .cover {
  height: 500px;
  }

  .cover-text h1 {
  font-size: 70px;
  }
}

@media (min-width: 939px) {
  .cover img {
    width: 100%;
  }
  .body .introduction {
    width: 900px;
    margin: -50px auto 0;
  }
  .body section {
    width: 900px;
    margin: 60px auto 0;
  }
  .body section .article-wrap {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    flex-wrap: wrap;
  }
  .body section .article-wrap .article-box {
    width: 50%;
    padding: 0 20px;
  }
  .body .conclusion {
    width: 900px;
    margin: 50px auto 0;
  }
}