about_styles.css

/* * { border: 1px solid red; } */
* { box-sizing: border-box; }
.container {
  margin: 0 auto;
  width: 80%;
  position: relative;
  top: 75px;
}
.header h1 {
  text-align: center;
  /* position: fixed; */
}
.column {
  display: inline-block;
  float: left;
  width: 33.33333333333333%;
}
.image img {
  width: 100%;
}
.main-text {
  padding-top: 20px;
  padding-bottom: 20px;
  margin-bottom: 500px;
  clear: both;
}
.intro, .skill{
  padding: 0 20px;
}