body {
  box-sizing: content-box;
}

.card-icon {
  max-height: 150px;
  max-width: 150px;
  margin: auto;
  padding-top: 30px;
}

.skill-icon {
  width: 50px;
  height: 50px;
}

.social-icon {
  width: 36px;
  height: 36px;
}

.fixed-width {
  width: 400px;
  max-width: 400px;
}