.article-share {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.article-share__btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  color: #21467d;
  text-decoration: none;
  font-size: 16px;
  line-height: 1;
  transition: background .2s, color .2s;
}

.article-share__btn:hover,
.article-share__btn:focus {
  background: #4e82bc;
  color: #fff;
  text-decoration: none;
}