html,body{
  font-family: Montserrat, Arial, Helvetica, sans-serif;
  color: #333;
  line-height: 1.8em;
  font-size: 16px;
  margin: 0;
}

header{
  height: 80vh;
  background-color: #d0d0db;
  background-image: url("../images/computer.jpg");
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: cover;
  display: flex;
  align-items: center;
  padding: 50px;
  box-sizing: border-box;

}

#hiddenHeader{
  position: fixed;
  width: 100%;
  height: 0px;
  padding: 0px 50px;
  overflow: hidden;
  background-color: #d0d0db;
  background-image: url("../images/computer.jpg");
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: cover;
  display: flex;
  align-items:baseline;
  transition:1s;
  box-sizing: border-box;
}
.showHidden{
  height: 75px !important;
}
#hiddenHeader h1{
  margin-right: 50px;
}
#hiddenHeader h2{
  font-size: 1em;
    font-weight: 400;
    letter-spacing: .3em;
}

header h1{
  font-size: 3em;
  line-height: 1.5em;
}
header h2{
  font-weight: 400;
  letter-spacing: .3em;
}
section{
  box-sizing: border-box;
  display: block;
  padding:50px;
}
section .wrapper{
  max-width: 900px;
  margin: 50px auto;
}

#skills{
  background-color:#ff9505;
  color: #e9e9e9;
}
#skills h2{
  color:#e9e9e9;
}

.tri-column{
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-gap: 50px;
}
 section h2{
   color:#016fb9;
   letter-spacing: .4em;
   font-size:2em;
 }
 #projects{
   background-color:#016fb9;
   color: #e9e9e9;
 }
 #projects h2{
   color:#e9e9e9;
 }
 .project{
   margin-bottom:100px;
}

.imageGallery{
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-gap:25px;
  justify-items: center;
}
 .imageGallery img{
   max-width: 100%;
 }


@media only screen and (max-device-width: 480px) {
  header{
  }
  header h1{
    font-size:2.3em;
    text-align: center;
    padding:0px;
    margin:0px
  }
  header h2{
    font-size: .7em;
    text-align: center;
  }

  #hiddenHeader{
    display:block;
  }
  .showHidden{
    height: 100px !important;
  }
  #hiddenHeader h1{
    margin-right: 50px;
    line-height:1.2em;
    margin: 20px 0px 0px 0px;
    padding:0;
  }
  #hiddenHeader h2{
    font-size: .7em;
    margin: 0;
    padding:0;
  }

  .tri-column{
    display: grid;
    grid-template-columns: 1fr;
    grid-gap: 50px;
  }
  section h2 {
      font-size: 1.5em;
      line-height: 1.5em;
  }
  .imageGallery{
    display: block;
    text-align: center;
  }
}