.center {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}

.persphoto{
  float:left;
  margin-top:5px;
  -webkit-border-radius: 10px;
  -moz-border-radius: 10px;
  border-radius: 10px;
  margin-right:20px;
  width:14%;
}

.researchgate{
  object-position: left bottom;
}
.navbar {
  overflow: hidden;
  background-color: #005bbb;
  position: fixed;
  top: 0;
  width: 100%;
}

.navbar a {
  float: left;
  display: block;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.navbar a:hover {
  background: #ddd;
  color: black;
}