h1,
h2 {
  text-align: center;
}
.container-fluid {
  padding: 2% 15%;
}
.social-icon {
  margin: 20px 10px;
}
.img-recentnew {
  max-width: 90%;
}
.img-phd {
  max-width: 100%;
}
.img-research {
  max-width: 60%;
  margin: 10px 300px;
}
.reference {
  line-height: 30px;
}
/* .book-1 {
  max-width: 40%;
} */
/* .book-2 {
  max-width: 40%;
} */