.sample-text-area{
    background: #f9f9ff;
    padding: 80px 0 70px 0;
  }
/* .container" */
.container.fullwidth {
    width: 100%;
}


/* Certifications */
.certifications-container{display:grid;row-gap:2.5em;column-gap:1.5em;grid-template-columns:fit-content(25%) fit-content(25%) auto;margin-top:2em;margin-bottom:3em}
.certification-teaser img{width:"150"; height:"150"}

.publications-container{display:grid;row-gap:2.5em;column-gap:2em;grid-template-columns:fit-content(25%) auto;margin-top:2em;margin-bottom:3em}
.publication-teaser img{border-radius: 50%;margin:0;border:1px solid var(--border)}
.publication-details{line-height:1em}
.publication-title{font-weight:bold;margin-bottom:0.5em;line-height:1.2em}
.certification-title{margin-bottom:0.5em;line-height:1.2em}
.publication-authors,.publication-info{font-size:85%;margin-bottom:0.75em}
/* .publication-links{font-size:80%}.publication-links a{padding:0.15em 0.75em;padding-left:0} */
.publication-links{font-size:80%}.publication-links a{padding:0.15em 0.15em;padding-left:0}

.ptflobttn {
  background-color: transparent;
  border-color: #1756A9;
  color: #1756A9;
  border-width: large;
  font-size: 1.2em;
  padding: 10px 20px;
  margin: 3px;
  text-align: center;
  display: inline-block;
  border: 1px solid ;
  border-radius: 0.25rem;
}

.ptfloactive{
  background-color: transparent;
  border-color: silver;
  color: silver;
  border-width: large;
  font-size: 1.2em;
  padding: 10px 20px;
  margin: 3px;
  text-align: center;
  display: inline-block;
  border: 1px solid ;
  border-radius: 0.25rem;
}

.ptflobttn, ptflobttn:visited, ptflobttn:hover, ptflobttn:active{
  background-color: transparent;
  border-color: #1756A9;
  color: #1756A9;
  border-width: large;
  font-size: 1.2em;
  padding: 10px 20px;
  margin: 3px;
  text-align: center;
  display: inline-block;
  border: 1px solid ;
  border-radius: 0.25rem;
}

.indxbttn, indxbttn:visited, indxbttn:hover, indxbttn:active{
  background-color: transparent;
  border-color: #1756A9;
  color: #1756A9;
  border-width: small;
  font-size: 1.2em;
  padding: 5px 10px;
  /* margin: 3px; */
  text-align: center;
  display: inline-block;
  border: 1px solid ;
  border-radius: 0.25rem;
}

/* --- */
.image-link {
  display: inline-block;
  position: relative;
  margin: 10px;
  width: 150px;
  height: 150px;
  overflow: hidden;
  border: 1px solid #ccc;
}


.image-link img {
  width: 100%;
  height: auto;
  transition: transform 0.3s ease;
}


.image-link:hover img {
  transform: scale(1.2);
}


.popup {
  display: none;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 100;
  background: rgba(0, 0, 0, 0.8);
  padding: 20px;
  border-radius: 5px;
}


.popup img {
  max-width: 80%;
  max-height: 80%;
}


.popup .description {
  color: #fff;
  margin-top: 10px;
}


.popup .close {
  position: absolute;
  top: 0;
  right: 0;
  padding: 5px;
  font-size: 24px;
  background: #f00;
  color: #fff;
  cursor: pointer;
}