@import url('https://fonts.googleapis.com/css2?family=Lato:wght@100;300;400;700;900&display=swap');

* {
  box-sizing: border-box;
  padding: 0;
  margin: 0;
  font-family: "Lato", sans-serif;
  scroll-behavior: smooth;
}

header {
  width: 100%;
  position: fixed;
  z-index: 99;
  box-shadow: 0 6px 12px 4px rgba(0, 0, 0, 0.18);
}

a {
  text-decoration: none;
}

.above_header {
  width: 100%;
  background-color: #272a31;
}

.nav_var_mobile {
  display: none;
}

.above_header_list {
  display: flex;
  list-style: none;
  justify-content: flex-end;
  padding: 10px;
  margin-right: 7.2%;
  align-items: center;
}

.above_list_link {
  color: #fff;
  margin-right: 20px;
  font-size: 15px;
}

.above_list_link:hover {
  color: rgba(255, 255, 255, 0.575);
}

.fb_icon_above {
  display: inline-block;
  width: 20px;
  height: 20px;
  background-image: url(./assets/icons/facebook_logo.png);
  background-size: cover;
  margin-right: 10px;
  cursor: pointer;
}

.tt_icon_above {
  display: inline-block;
  width: 20px;
  height: 20px;
  background-image: url(./assets/icons/twitter_logo.png);
  background-size: cover;
  margin-right: 35px;
  cursor: pointer;
}

.nav_var {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #fff;
  padding: 0.9%;
}

.nav_var_list {
  list-style: none;
  display: flex;
  align-items: center;
  margin-right: 8%;
}

.nav_list_link {
  margin-right: 20px;
  color: black;
  transition: ease all 0.4s;
  padding: 10px;
}

.nav_list_link:hover {
  color: #ec5242;
}

.register {
  color: black;
  border: solid #ec5242 2px;
  padding: 10px;
  text-align: center;
  margin: 0;
}

.nav_image {
  display: inline-block;
  width: 198px;
  height: 34px;
  background-image: url(./assets/icons/biotech_logo.png);
  background-position: center;
  background-repeat: no-repeat;
  margin-left: 50px;
}

.home_section {
  width: 100%;
  height: 100vh;
  background: url(./assets/images/home_background.jpg);
  background-position: center;
  background-repeat: no-repeat;
}

.welcome_container {
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.925);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  padding: 5%;
  padding-top: 12.5%;
}

.headline_one {
  color: #ec5242;
  font-size: 3.5vw;
  font-weight: 300;
}

.headline_two {
  background-image: url(./assets/images/background_r.jpg);
  display: block;
  -webkit-background-clip: text;
  color: transparent;
  font-size: 6vw;
  font-weight: 900;
  max-width: 2000px;
}

.headline_text {
  width: 80%;
  max-width: 1200px;
  font-size: 22px;
  padding: 20px;
  margin: 15px 0 25px 0;
  border: solid #fff;
  color: #3e3e3e;
  background-color: #f7f7f7;
}

.headline_date {
  font-size: 30px;
  font-weight: 900;
  color: #3e3e3e;
  margin-bottom: 10px;
}

.headline_site {
  color: #3e3e3e;
}

.program_section {
  width: 100%;
  height: 700px;
  background-image: url(./assets/images/background_program.jpeg);
  padding: 5%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.progam_section_title {
  color: #fff;
  width: 160px;
  padding-bottom: 10px;
  text-align: center;
  margin-top: 28px;
}

.program_line {
  width: 30px;
  border-color: #ec5242;
}

.program_container {
  margin-top: 48px;
  display: flex;
  justify-content: space-evenly;
}

.program_container_child {
  max-width: 300px;
  background-color: rgba(255, 255, 255, 0.178);
  margin: 5px;
  padding: 20px;
  text-align: center;
  margin-bottom: 48px;
  transition: ease all 0.5s;
  cursor: pointer;
}

.program_container_child:hover {
  transform: scale(1.04);
  border: solid #fff 1px;
}

.program_title {
  color: #ec5242;
  margin: 15px 0 15px 0;
}

.program_text {
  color: #fff;
}

.program_section_footer {
  color: #fff;
  border-bottom: solid #fff 1px;
  cursor: pointer;
  margin-bottom: 40px;
}

.program_section_footer_m {
  display: none;
}

.ponents_icon {
  display: inline-block;
  width: 55px;
  height: 55px;
  background-image: url(./assets/icons/ponents_icon.png);
  background-size: cover;
  margin-right: 10px;
}

.exhibition_icon {
  display: inline-block;
  width: 55px;
  height: 55px;
  background-image: url(./assets/icons/exhibition_icon.png);
  background-size: cover;
  margin-right: 10px;
}

.forum_icon {
  display: inline-block;
  width: 60px;
  height: 55px;
  background-image: url(./assets/icons/forum_icon.png);
  background-size: cover;
  margin-right: 10px;
}

.workshop_icon {
  display: inline-block;
  width: 55px;
  height: 55px;
  background-image: url(./assets/icons/workshop_icon.png);
  background-size: cover;
  margin-right: 10px;
}

.network_icon {
  display: inline-block;
  width: 55px;
  height: 55px;
  background-image: url(./assets/icons/network_icon.png);
  background-size: cover;
  margin-right: 10px;
}

.speakers_section {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-bottom: 50px;
}

.speakers_sections_title {
  width: 100%;
  text-align: center;
  margin-top: 80px;
  margin-bottom: 20px;
  font-size: 28px;
}

.speakers_line {
  width: 30px;
  border-color: #ec5242;
}

.speakers_container {
  display: flex;
  flex-wrap: wrap;
  padding: 3%;
  justify-content: center;
}

.speaker {
  display: flex;
  width: 50%;
  height: 100%;
  justify-content: center;
  align-items: center;
  margin-top: 38px;
  text-align: left;
}

.speaker_img_container {
  position: relative;
}

.speaker_img {
  width: 120px;
  height: 120px;
  position: relative;
}

.speaker_background {
  display: inline-block;
  width: 70px;
  height: 70px;
  position: absolute;
  left: -15px;
  top: -15px;
}

.speaker_info {
  width: 50%;
  padding-left: 2%;
  display: flex;
  flex-direction: column;
}

.speaker_name {
  margin-bottom: 10px;
  font-size: 20px;
}

.speaker_title {
  color: #ec5242;
  margin-bottom: 5px;
  font-style: italic;
  font-weight: 400;
  font-size: 16px;
}

.speaker_line {
  width: 20px;
  margin-bottom: 7px;
}

.partners_container {
  width: 100%;
  height: auto;
  background-color: #272a31;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.partners {
  width: 100%;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-evenly;
  align-items: center;
  margin: 40px 0;
}

.pr {
  height: 35px;
  display: inline-block;
  margin: 15px;
  margin-top: 24px;
}

.last_footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  width: 100%;
  padding: 4%;
}

.footer_logo {
  display: inline-block;
  width: 30%;
  height: 34px;
  background-image: url(./assets/icons/biotech_logo_black.png);
  background-position: center;
  background-repeat: no-repeat;
  margin-right: 40px;
}

.last_footer p {
  width: 60%;
}

/* About Me Page */
.about_container {
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.925);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 5%;
  padding-top: 10%;
}

.about_title {
  width: 70%;
  display: block;
  color: #ec5242;
  font-size: 5vw;
  font-weight: 900;
  text-align: center;
  margin-bottom: 15px;
}

.about_line {
  width: 25px;
  border-color: #ec53426c;
}

.about_text {
  max-width: 80%;
  font-size: 22px;
  line-height: 150%;
  padding: 40px;
  margin: 15px 0 25px 0;
  border: solid #fff;
  color: #3e3e3e;
  background-color: rgb(243, 243, 243);
  text-align: center;
  margin-bottom: 40px;
}

.about_mail {
  font-size: 20px;
  margin-top: 12px;
}

.logo_section {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 5%;
  border-top: solid #f1f1f1 2px;
}

.logo_title {
  margin: 20px;
}

.logo_text {
  margin: 20px;
  width: 60%;
  text-align: center;
}

.logo_container {
  padding: 5%;
  border: solid #d3d3d3 2px;
  margin: 24px;
}

.logo {
  width: 50vw;
  max-width: 400px;
}

.past_img_container {
  display: flex;
  justify-content: space-around;
  min-width: 760px;
  width: 60%;
  margin: 48px 0;
}

.past_img_one {
  width: 350px;
  background-image: url(./assets/images/about_img_one.jpeg);
  height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #fff;
}

.past_img_two {
  width: 350px;
  background-image: url(./assets/images/about_img_two.jpeg);
  background-size: cover;
  height: 220px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #fff;
}

.past_title {
  font-size: 34px;
  margin: 24px;
}

.about_footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  width: 100%;
  padding: 5%;
  background-color: #272a31;
}

.about_footer p {
  width: 60%;
  color: #fff;
}

.about_logo {
  display: inline-block;
  width: 30%;
  height: 34px;
  background-image: url(./assets/icons/biotech_logo_white.png);
  background-position: center;
  background-repeat: no-repeat;
  margin-right: 40px;
}

.headline_about {
  display: none;
}

.two {
  display: none;
}

.about_partners_container {
  display: none;
}

@media screen and (max-width: 768px) {
  header {
    width: 100%;
    position: fixed;
    z-index: 99;
    box-shadow: 0 6px 12px 4px rgba(0, 0, 0, 0.18);
    display: none;
  }

  a {
    text-decoration: none;
  }

  .nav_var_mobile {
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 5%;
    background-color: rgba(255, 255, 255, 0.925);
  }

  .burger_icon {
    display: inline-block;
    width: 25px;
    height: 22px;
    position: fixed;
    z-index: 99;
    cursor: pointer;
  }

  .close_icon {
    display: inline-block;
    width: 25px;
    height: 25px;
    z-index: 99;
    position: fixed;
    cursor: pointer;
  }

  .mobile_icon {
    display: inline-block;
    height: 30px;
    z-index: 99;
    position: fixed;
    right: 5%;
    cursor: pointer;
  }

  .inactive {
    display: none;
  }

  .invisible {
    display: none;
  }

  .nav_var_list_m {
    position: fixed;
    left: 0;
    top: 0;
    list-style: none;
    width: 100%;
    max-width: 500px;
    height: 100vh;
    background-color: #272a31;
    opacity: 0.99;
    text-align: left;
    padding: 10%;
    font-size: 40px;
    line-height: 70px;
    padding-top: 100px;
    z-index: 98;
  }

  .nav_list_li_m {
    margin-top: 30px;
  }

  .nav_li {
    color: #ec5242;
    font-weight: 400;
  }

  .nav_li:hover {
    color: #fff;
    font-weight: 400;
  }

  .home_section {
    width: 100%;
    height: auto;
    background: url(./assets/images/home_background.jpg);
    background-position: center;
    background-repeat: no-repeat;
  }

  .welcome_container {
    width: 100%;
    height: auto;
    background-color: rgba(255, 255, 255, 0.925);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 4.5%;
    padding-top: 60px;
  }

  .headline_one {
    color: #eb5234;
    font-size: 4vw;
    font-weight: 400;
  }

  .headline_two {
    background-image: url(./assets/images/background_r.jpg);
    display: block;
    -webkit-background-clip: text;
    color: transparent;
    font-size: 8vw;
    font-weight: 900;
  }

  .headline_text {
    width: 100%;
    max-width: 500px;
    font-size: 16px;
    padding: 2%;
    margin: 15px 0 25px 0;
    border: solid #fff;
    color: #3e3e3e;
    background-color: #f7f7f7;
  }

  .headline_date {
    font-size: 3vw;
    font-weight: 900;
    color: #3e3e3e;
    margin-bottom: 10px;
  }

  .headline_site {
    color: #3e3e3e;
    margin-bottom: 50px;
  }

  .program_section {
    width: 100%;
    height: auto;
    background-image: url(./assets/images/background_program.jpeg);
    padding: 3%;
    padding-bottom: 5%;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .progam_section_title {
    color: #fff;
    width: 160px;
    padding-bottom: 10px;
    text-align: center;
    margin-top: 28px;
  }

  .program_line {
    width: 30px;
    border-color: #ec5242;
  }

  .program_container {
    margin-top: 48px;
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
  }

  .program_container_child {
    background-color: rgba(255, 255, 255, 0.178);
    margin: 2px;
    padding: 15px 5px 15px 5px;
    text-align: center;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    max-width: none;
  }

  .program_container_child:hover {
    transform: scale(1.04);
    border: solid #fff 1px;
  }

  .program_title {
    color: #ec5242;
    margin: 15px 0 15px 0;
    width: 20%;
    font-size: 18px;
  }

  .program_text {
    color: #fff;
    width: 60%;
    text-align: left;
    font-size: 15px;
    padding-left: 30px;
  }

  .program_section_footer {
    display: none;
  }

  .program_section_footer_m {
    display: block;
    color: #fff;
    background-color: #ec5242;
    padding: 7%;
    margin: 35px 0;
  }

  .ponents_icon {
    display: inline-block;
    width: 35px;
    height: 35px;
    background-image: url(./assets/icons/ponents_icon.png);
    background-size: cover;
    margin-right: 10px;
  }

  .exhibition_icon {
    display: inline-block;
    width: 35px;
    height: 35px;
    background-image: url(./assets/icons/exhibition_icon.png);
    background-size: cover;
    margin-right: 10px;
  }

  .forum_icon {
    display: inline-block;
    width: 40px;
    height: 35px;
    background-image: url(./assets/icons/forum_icon.png);
    background-size: cover;
    margin-right: 10px;
  }

  .workshop_icon {
    display: inline-block;
    width: 35px;
    height: 35px;
    background-image: url(./assets/icons/workshop_icon.png);
    background-size: cover;
    margin-right: 10px;
  }

  .network_icon {
    display: inline-block;
    width: 35px;
    height: 35px;
    background-image: url(./assets/icons/network_icon.png);
    background-size: cover;
    margin-right: 10px;
  }

  .speakers_section {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-bottom: 50px;
  }

  .speakers_sections_title {
    width: 100%;
    text-align: center;
    margin-top: 80px;
    margin-bottom: 20px;
    font-size: 28px;
  }

  .speakers_line {
    width: 30px;
    border-color: #ec5242;
  }

  .speakers_container {
    display: flex;
    flex-wrap: wrap;
    padding: 3%;
    justify-content: center;
  }

  .speaker {
    display: flex;
    width: 100%;
    height: 100%;
    justify-content: center;
    align-items: center;
    margin-top: 38px;
    text-align: left;
  }

  .speaker_img_container {
    position: relative;
  }

  .speaker_img {
    width: 120px;
    height: 120px;
    position: relative;
  }

  .speaker_background {
    display: inline-block;
    width: 70px;
    height: 70px;
    position: absolute;
    left: -15px;
    top: -15px;
  }

  .speaker_info {
    width: 70%;
    padding-left: 2%;
    display: flex;
    flex-direction: column;
  }

  .speaker_name {
    margin-bottom: 5px;
    font-size: 18px;
  }

  .speaker_title {
    color: #ec5242;
    margin-bottom: 10px;
    font-style: italic;
    font-weight: 400;
    font-size: 15px;
  }

  .speaker_line {
    width: 20px;
    margin-bottom: 7px;
  }

  .speaker_text {
    font-size: 13px;
  }

  .partners_container {
    padding: 0 9px;
    width: 100%;
    height: auto;
    background-color: #272a31;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-evenly;
  }

  .partners {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    margin: 20px 0 65px 0;
  }

  .pr {
    height: 35px;
    display: inline-block;
    margin: 15px;
    margin-top: 24px;
  }

  .last_footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    width: 100%;
    padding: 5%;
  }

  .footer_logo {
    display: inline-block;
    width: 100%;
    height: 34px;
    background-image: url(./assets/icons/biotech_logo_black.png);
    background-position: center;
    background-repeat: no-repeat;
  }

  .last_footer p {
    margin-top: 30px;
    width: 100%;
    text-align: center;
  }

  /* About Me Page */
  .about_container {
    width: 100%;
    height: auto;
    background-color: rgba(255, 255, 255, 0.925);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 5%;
    padding-top: 50px;
  }

  .about_title {
    display: block;
    color: #ec5242;
    font-size: 6.5vw;
    font-weight: 900;
    text-align: center;
    margin-bottom: 15px;
  }

  .about_line {
    width: 25px;
    border-color: #ec53426c;
  }

  .about_text {
    max-width: 100%;
    line-height: 150%;
    padding: 10px;
    margin: 15px 0 25px 0;
    border: solid #fff;
    color: #3e3e3e;
    background-color: rgb(243, 243, 243);
    text-align: center;
    margin-bottom: 40px;
  }

  .about_site {
    text-align: center;
  }

  .about_mail {
    font-size: 16px;
    margin-top: 10px;
    margin-bottom: 50px;
  }

  .logo_section {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 5%;
    text-align: center;
    border-top: solid #f1f1f1 2px;
  }

  .logo_title {
    margin: 20px;
  }

  .logo_text {
    margin: 20px;
    width: 100%;
    text-align: center;
  }

  .logo_container {
    padding: 5%;
    border: solid #d3d3d3 2px;
    margin: 24px;
  }

  .logo {
    width: 60vw;
    max-width: 400px;
  }

  .past_img_container {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    margin: 48px 0;
  }

  .past_img_one {
    width: 350px;
    background-image: url(./assets/images/about_img_one.jpeg);
    height: 250px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #fff;
    margin-bottom: 24px;
  }

  .past_img_two {
    width: 350px;
    background-image: url(./assets/images/about_img_two.jpeg);
    background-size: cover;
    height: 250px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #fff;
  }

  .past_title {
    font-size: 34px;
    margin: 24px;
  }

  .about_footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-wrap: wrap;
    width: 100%;
    padding: 5%;
    background-color: #fff;
  }

  .about_footer p {
    width: 100%;
    color: #000;
    text-align: center;
  }

  .about_logo {
    display: inline-block;
    width: 100%;
    height: 34px;
    background-image: url(./assets/icons/biotech_logo_black.png);
    background-position: center;
    background-repeat: no-repeat;
    margin: 24px 0;
  }

  .headline_about {
    color: #eb5234;
    font-size: 4vw;
    font-weight: 500;
    margin-bottom: 10px;
  }

  .one {
    display: none;
  }
}