footer .btn-lg-square,
.container-fluid .btn-lg-square {
  border-radius: 4px;
}

footer a,
.container-fluid a {
  text-decoration: none;
}

footer .input-group .form-control {
  border-radius: 4px 0 0 4px;
}

footer .input-group .btn {
  border-radius: 0 4px 4px 0;
}

.back-to-top {
  border-radius: 4px;
}