.field--name-field-twitter a, .field--name-field-institution-twitter a {
  display: block;
  font-size: 0;
  width: 24px;
  height: 24px;
  background-color: white;
  font-family: "icomoon" !important;
  overflow: hidden;
  text-indent: -9999px;
  padding: 0 !important;
  line-height: 1;
  speak: none;
  font-style: normal;
  font-weight: normal;
  font-variant: normal;
  text-transform: none;
  text-decoration: none;
}
.field--name-field-twitter a:before, .field--name-field-institution-twitter a:before {
  font-family: "icomoon" !important;
  font-size: 22px;
  color: #002069;
  text-indent: 0px;
  position: relative;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
}
.field--name-field-twitter a:before, .field--name-field-institution-twitter a:before {
  content: "\e90b";
}