body {
  background: #dbd8d1;
  margin: 0;
  padding: 0;
}

main {
  width: 1000px;
  font-size: 18px;
  margin: 10px auto;
  font-family: Helvetica, Arial, sans-serif;
  padding-top: 68px;
}

/*-----------------------------------------------------------------*/
/* Header --------------------------------------------------------*/
/*-----------------------------------------------------------------*/

.header #name {
  font-size: 23px;
}
.subpage {
  background: transparent;
  font-size: 20px;
  text-align: left;
  border: none;
  color: #6d6d6d;
}
.nav {
  display: flex;
  gap: 40px;
  align-items: center;
}

.nav .subpage {
  cursor: pointer;
  transition: transform 0.2s;
}

.nav .subpage:hover {
  transform: translateY(3px);
}

.header {
  background: #dbd8d1b9;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  top: 0;
  width: 1000px;
  z-index: 1000;
}

.header.hidden {
  transform: translateY(-120%);
}

.header.animate,
.header.animate.hidden {
  transition: transform 1s ease-in-out;
}

/*-----------------------------------------------------------------*/
/* Intro --------------------------------------------------------*/
/*-----------------------------------------------------------------*/

.intro {
  margin: 100px 0;
  color: #6d6d6d;
}
.bigname {
  font-size: 80px;
  margin-bottom: 10px;
  font-weight: bold;
  color: #000000;
}

.bigname-description {
  font-size: 20px;
  line-height: 1.5;
  margin-bottom: 20px;
  font-weight: normal;
  color: #6d6d6d;
  }

/*-----------------------------------------------------------------*/
/* About --------------------------------------------------------*/ 
/*-----------------------------------------------------------------*/
.about {
  display: flex;
  gap: 50px;  
  margin-bottom: 100px;
}
.about-image {
  width: 400px;
  height: 400px;
  background: url('DaegeunKim.JPG') no-repeat center center;
  background-size: cover;
}
.bigname-about {
  font-size: 50px;
  margin-top: 5px;
  margin-bottom: 40px;
  font-weight: bold;
  color: #000000;
}
.bigname-description-about {
  display: block;
  width: 550px;
  height: 400px;
  font-size: 17px;
  line-height: 1.7;
  font-weight: normal;
  color: #464646;
  text-align: justify;
  }

/*-----------------------------------------------------------------*/
/* Work --------------------------------------------------------*/
/*-----------------------------------------------------------------*/

.work {
  display: flex;
  gap: 30px;
  height: 200px;
  padding: 0 2px 0 2px;
}
.work-title {
  font-size: 25px;
  color: #000000;
}
.image {
  border:#6d6d6d solid 1px;
  height: 500px;
  margin-bottom: 20px;
  border-radius: 25px;
}
.work-text {
  width: 800px;
  color: #6d6d6d;
}
.work-tool {
  width: 200px;
  font-size: 15px;
  color: #134686;
  text-align: right;
}
#work1-image {
  background: url('image/clusters.png') no-repeat center center;
  background-size: cover;
}
#work2-image {
  background: url('image/work2.png') no-repeat center center;
  background-size: cover;
}
#work3-image {
  background: url('image/work3.png') no-repeat center center;
  background-size: cover;
}
#work4-image {
  background: url('image/work4.png') no-repeat center center;
  background-size: cover;
}
#work5-image {
  background: url('image/work5.png') no-repeat center center;
  background-size: cover;
}
#work6-image {
  background: url('image/work6.png') no-repeat center center;
  background-size: cover;
}


#about-cv {
  font-size: 16px;
  line-height: 2;
}
#about-cv .row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 16px;
  margin: 6px 0;
}
#about-cv .date { white-space: nowrap; }
#about-cv h3 { margin: 16px 0 8px; }