@import url("https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,400;0,500;1,700&display=swap");

/* RESET */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 62.5%;
  font-family: "montserrat";
}

main {
  color: #343a40;
}

/* NAVIGATION */

header {
  position: sticky;
  top: 0;
}

nav {
  font-size: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #f7f7f7;
  width: 100vw;
  height: 8rem;
  box-shadow: 0 0.125rem 0.25rem 0 rgba(0, 0, 0, 0.11);
}

nav ul {
  display: flex;
  padding: 1rem 0 1rem 1rem;
}

nav ul li {
  list-style-type: none;
}

nav ul li a {
  text-decoration: none;
  padding: 1.5rem;
  color: #343a40;
  transition: all 0.2s ease-in-out;
}

nav ul .home a {
  color: #33b38d;
}

nav ul li a:hover {
  color: #33b38d;
}

.openmenu,
.closemenu {
  display: none;
  cursor: pointer;
  font-size: 2.5rem;
}

/* HERO-SECTION */

.hero {
  display: flex;
  padding: 6rem 6rem 6rem;
  font-size: 2.2rem;
  color: #343a40;
}

.title {
  padding: 6rem 6rem 6rem;
  font-size: 2.2rem;
  color: #33b38d;
  text-align: center;
}

.col-1 {
  text-align: center;
  justify-content: center;
}

.card img {
  height: 24rem;
  width: auto;
  border-radius: 50%;
}

.card {
  flex: 33.33%;
  align-self: center;
}

.card .name {
  font-weight: bold;
  font-size: 3rem;
}

.card p {
  padding: 0.5rem;
  line-height: 150%;
}

.card a {
  text-decoration: none;
  color: #33b38d;
}

.card a:hover {
  text-decoration: underline;
}

.social_links i {
  font-size: 4rem;
  color: #33b38d;
  padding: 4rem 1rem;
}

.about {
  flex: 66.66%;
}

.about .info {
  font-weight: bold;
  font-size: 4rem;
  text-align: left;
  margin-bottom: 2rem;
}

.about p {
  font-size: 2.1rem;
  text-align: left;
  line-height: 150%;
}

.interest {
  margin-top: 3rem;
}

.about ul {
  text-align: left;
  padding: 2rem;
  line-height: 150%;
}

.about_r2 {
  display: flex;
}

/* MAIN SECTION */

.r2 {
  padding: 6rem;
  background-color: #f7f7f7;
  display: flex;
}

.r1 {
  padding: 6rem;
  background-color: #fff;
  display: flex;
}

.r2 h2,
.r1 h2 {
  font-size: 3rem;
  padding: 4rem 2rem;
  flex: 33.33%;
}

.r1 ul,
.r2 ul {
  flex: 66.66%;
  padding: 3rem;
  font-size: 2rem;
}

.r1 ul li,
.r2 ul li {
  padding: 1rem;
  line-height: 150%;
}

.news{
  display: flex;
  flex-direction: column;
}

.news h2{
  text-align: center;
}

.wrap{
  text-align: center;
}

.news img{
  max-height: 60rem;
  max-width: 70rem;
  margin-bottom: 4rem;
}

/* FOOTER */
footer {
  display: inline-block;
  width: 100vw;
  padding: 2rem;
  background-color: ghostwhite;
  text-align: center;
  font-size: 1.7rem;
}

footer p {
  line-height: 150%;
  padding: 0.2rem;
}

.footer__links {
  font-size: 2rem;
  color: #33b38d;
  padding: 0.2rem;
}

/* RESPONSIVE */
@media screen and (max-width: 992px) {
  .hero,
  .r1,
  .r2 {
    flex-direction: column;
  }

  .about_r2 {
    flex-direction: column;
  }

  nav {
    flex-direction: row-reverse;
  }

  .openmenu {
    display: block;
    padding-right: 2rem;
    font-size: 3rem;
  }

  .mainmenu {
    height: 100vh;
    position: fixed;
    top: -100vh;
    right: 0;
    left: 0;
    z-index: 10;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: top 0.8s ease-in-out;
    background-color: #fff;
  }

  .closemenu {
    display: block;
    position: absolute;
    top: 2.5rem;
    right: 2.5rem;
    font-size: 3rem;
  }

  .mainmenu li {
    padding: 1rem;
  }

  .mainmenu li a {
    font-weight: bold;
    color: #33b38d;
  }
  .news img{
    max-width: 35rem;
  }
}

@media screen and (max-width: 481px) {
  .hero,
  .about .info,
  .about p,
  .r1,
  .r2,
  .r2 ul,
  .r1 ul,
  footer,
  .footer__links {
    font-size: 1.6rem;
    padding: 1.5rem;
  }

  .social_links i {
    font-size: 3rem;
  }

  .r2 h2,
  .r1 h2 {
    font-size: 2rem;
    padding: 1rem;
    text-align: center;
  }

  .card p {
    font-size: 2rem;
  }

  .about .info,
  .about_r2 .info {
    font-size: 2rem;
    margin-bottom: 0.5rem;
  }

  .about ul,
  .interest {
    padding: 1rem;
  }
  .card {
    padding-top: 1rem;
  }

  .title {
    padding: 3rem 0;
    font-size: 1.6rem;
  }

  .publication{
    font-size: 1.5rem;
  }

  .card img {
    height: 16rem;
  }

  nav {
    padding: 2rem;
    height: 5rem;
  }

  .openmenu {
    font-size: 2.2rem;
  }

  .col__1-1 ul li {
    padding-left: 1rem;
  }

  .news img{
    max-width: 25rem;
  }
}