.social-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.social-button {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  outline: none;
  width: 64px;
  height: 64px;
  text-decoration: none;
  border-radius: 100%;
  background: #fff;
  text-align: center;
}
.social-button::after {
  content: "";
  position: absolute;
  top: -1px;
  left: 50%;
  display: block;
  width: 0;
  height: 0;
  border-radius: 100%;
  transition: 0.3s;
}
.social-button:focus, .social-button:hover {
  color: #fff;
}
.social-button:focus::after, .social-button:hover::after {
  width: calc(100% + 2px);
  height: calc(100% + 2px);
  margin-left: calc(-50% - 1px);
}
.social-button i,
.social-button svg {
  position: relative;
  z-index: 1;
  transition: 0.3s;
}
.social-button i {
  font-size: 25.6px;
}
.social-button svg {
  height: 40%;
  width: 40%;
}
.social-button--mail {
  color: #0072c6;
}
.social-button--mail::after {
  background: #0072c6;
}
.social-button--facebook {
  color: #3b5999;
}
.social-button--facebook::after {
  background: #3b5999;
}
.social-button--linkedin {
  color: #0077b5;
}
.social-button--linkedin::after {
  background: #0077b5;
}
.social-button--github {
  color: #6e5494;
}
.social-button--github::after {
  background: #6e5494;
}
.social-button--codepen {
  color: #212121;
}
.social-button--codepen::after {
  background: #212121;
}
.social-button--steam {
  color: #7da10e;
}
.social-button--steam::after {
  background: #7da10e;
}
.social-button--snapchat {
  color: #eec900;
}
.social-button--snapchat::after {
  background: #eec900;
}
.social-button--twitter {
  color: #55acee;
}
.social-button--twitter::after {
  background: #55acee;
}
.social-button--instagram {
  color: #e4405f;
}
.social-button--instagram::after {
  background: #e4405f;
}
.social-button--npmjs {
  color: #c12127;
}
.social-button--npmjs::after {
  background: #c12127;
}