@font-face {
  font-family: 'lato';
  src:
    url('fonts/lato/lato-bold-webfont.woff2') format('woff2'),
    url('fonts/lato/lato-bold-webfont.woff') format('woff');
  font-weight: bold;
  font-style: normal;
}

@font-face {
  font-family: 'lato';
  src:
    url('fonts/lato/lato-heavy-webfont.woff2') format('woff2'),
    url('fonts/lato/lato-heavy-webfont.woff') format('woff');
  font-weight: normal;
  font-style: normal;
}

@font-face {
  font-family: 'lato';
  src:
    url('fonts/lato/lato-regular-webfont.woff2') format('woff2'),
    url('fonts/lato/lato-regular-webfont.woff') format('woff');
  font-weight: normal;
  font-style: normal;
}

body {
  font-family: 'lato', sans-serif;
  font-size: 1.6rem;
  margin: 0 auto;
  color: #272a31;
  background-color: #fff;
}

html {
  /* 62.5% of 16px = 10px */
  font-size: 62.5%;
  scroll-behavior: smooth;
}

/* Typography */
::selection {
  background: crimson;
  color: #fff;
}

a {
  text-decoration: none;
  color: white;
}

ul {
  list-style: none;
  padding-left: 0.1px;
}

/* Header */
.nav-wrapper {
  margin-top: 1.5rem;
  padding-left: 1rem;
  position: relative;
  top: 2%;
  left: 2%;
  width: fit-content;
}

.bar {
  display: block;
  width: 2.5rem;
  height: 0.3rem;
  margin: 0.5rem auto;
  -webkit-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
  background-color: #272a31;
  align-content: flex-start;
}

.overlay-nav {
  height: 0;
  width: 100%;
  position: fixed;
  z-index: 1;
  top: 0;
  left: 0;
  background-color: rgb(211, 211, 211);
  background-color: rgba(211, 211, 211, 0.9);
  overflow-y: hidden;
  transition: 0.5s;
}

.overlay-nav-content {
  position: relative;
  top: 15%;
  width: 100%;
  text-align: center;
  margin-top: 3rem;
  font-size: 1rem;
  font-weight: 600;
}

.overlay-nav a {
  padding: 0.8rem;
  text-decoration: none;
  color: #272a31;
  display: block;
  transition: 0.3s;
}


.overlay-nav a:hover,
.overlay-nav a:focus {
  color: white;
}


.overlay-nav .close_btn {
  position: absolute;
  top: 2rem;
  right: 4.5rem;
  font-size: 6rem;
}

.header-wrapper {
  background-size: 100%;
  margin-bottom: -0.5rem;
}

.header-container {
  background: url(../assets/background/headerbgg.png),
  linear-gradient(rgba(217, 217, 217, 0.8), rgba(217, 217, 217, 0.8));
  background-size: cover;
  background-blend-mode: overlay;
  display: flex;
  flex-direction: column;
  margin-top: 0;
  padding-top: 0;
  align-items: center;
  width: 100%;
}

.headline {
  top: 2%;
  left: 2%;
  padding: 1rem;
}

.headline h1 {
  font-family: 'lato', sans-serif;
  text-align: left;
  color: #272a31;
  font-weight: 600;
  background-clip: content-box;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-image: url(../assets/background/header-texture.jpg);
}

.headline h2 {
  color: #ec5242;
  font-weight: 300;
  margin-bottom: -2rem;
}

.headline-box {
  background-color: #d9d9d9;
  border-style: solid;
  border-color: rgb(255, 255, 255);
  border-width: 0.3rem;
  margin: 1rem;
  padding: 0 0.5rem;
  text-align: center;
  color: #272a31;
  width: 85%;
}

.headline-date {
  color: #272a31;
  margin-left: 1rem;
}

.headline-date h3 {
  font-family: 'lato', sans-serif;
  font-weight: bold;
  letter-spacing: 0.1rem;
}

.program-header {
  color: white;
  text-align: center;
  padding-top: 1em;
}

/* Programs  */
.program-header::after {
  content: '';
  display: block;
  position: relative;
  height: 0.2rem;
  width: 4rem;
  margin: auto;
  top: 1rem;
  border-radius: 1.5rem;
  background: #ec5242;
}

.program-wrapper {
  background-color: #272a31;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40' viewBox='0 0 40 40'%3E%3Cg fill-rule='evenodd'%3E%3Cg fill='%23000000' fill-opacity='0.4'%3E%3Cpath d='M0 38.59l2.83-2.83 1.41 1.41L1.41 40H0v-1.41zM0 1.4l2.83 2.83 1.41-1.41L1.41 0H0v1.41zM38.59 40l-2.83-2.83 1.41-1.41L40 38.59V40h-1.41zM40 1.41l-2.83 2.83-1.41-1.41L38.59 0H40v1.41zM20 18.6l2.83-2.83 1.41 1.41L21.41 20l2.83 2.83-1.41 1.41L20 21.41l-2.83 2.83-1.41-1.41L18.59 20l-2.83-2.83 1.41-1.41L20 18.59z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  padding-bottom: 1.5rem;
  padding-top: 0.2rem;
}

.program-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 3rem;
}

.program-card {
  margin: 0 1rem;
  padding: 0.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
  align-content: center;
  justify-content: center;
  gap: 1rem;
  background-color: rgba(255, 255, 255, 0.1);
  transition: 0.5s ease;
}

.program-card:hover {
  -webkit-transform: scale(1.05);
  -ms-transform: scale(1.05);
  transform: scale(1.05);
  transition: 0.5s ease;
  border: #fafafa solid 2px;
}

.program-card img {
  height: 55px;
  width: 55px;
  align-self: center;
  padding-left: 0.5rem;
}

.program-card h3 {
  color: #ec5242;
  align-self: center;
  margin-left: -2rem;
}

.program-card p {
  color: white;
}

.join-button {
  margin: 0 2rem;
  height: 5rem;
  color: white;
  background-color: #ec5242;
  border: none;
  font-weight: 600;
}

/* Speakers */
.speakers-container {
  padding-top: 1rem;
  padding-bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  align-items: flex-start;
  justify-content: start;
}

.speakers-wrapper {
  padding: 1rem 1rem;
}

.speakers-header {
  text-align: center;
  color: #272a31;
}

.speakers-header::after {
  content: '';
  display: block;
  position: relative;
  height: 2px;
  width: 40px;
  margin: auto;
  top: 1rem;
  border-radius: 1.5rem;
  background: #ec5242;
}

.speaker-card {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.speaker-details {
  line-height: 2rem;
}

.speaker-image img {
  height: 14rem;
  width: 14rem;
}

.speaker-name {
  color: #272a31;
}

.speaker-title {
  color: #f78c89;
  font-style: italic;
  letter-spacing: -0.02rem;
  font-size: 1rem;
}

.speaker-desc {
  margin-top: 2rem;
  color: #272a31;
  font-size: 0.9rem;
}

.speaker-title::after {
  content: '';
  display: block;
  position: relative;
  height: 0.3rem;
  width: 6rem;
  margin: auto 0;
  top: 0.7rem;
  border-radius: 1.5rem;
  background: grey;
}

.button-container {
  margin: auto auto;
  align-items: center;
  text-align: center;
}

.speaker-btn {
  height: 4rem;
  padding: 0 2rem;
  font-weight: 600;
  width: 90%;
}

.speaker-btn i {
  color: #ec5242;
}

.mobile-footer {
  display: none;
}

@media (max-width: 768px) {
  .overlay-nav { overflow-y: auto; }
  .overlay-nav a { font-size: 1.5rem; }

  .overlay-nav .close_btn {
    font-size: 4rem;
    top: 1.5rem;
    right: 3.5rem;
  }

  .desktop-banner {
    display: none;
  }

  .desktop-program-link {
    display: none;
  }

  .partners {
    display: none;
  }

  .desktop-footer {
    display: none;
  }
}

@media (min-width: 768px) {
  .mobile-nav {
    display: none;
  }

  .desktop-nav-banner {
    display: flex;
    background: #3e3e3e;
    color: white;
    flex-direction: row;
    justify-content: end;
    align-items: center;
    height: 3rem;
    font-size: 1.2rem;
    gap: 1rem;
    padding-right: 4rem;
  }

  .desktop-nav {
    background: white;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    padding: 0 10rem 0 10rem;
    gap: 19%;
  }

  .desktop-nav a {
    color: #868686;
  }

  .desktop-nav ul {
    display: flex;
    flex-direction: row;
    gap: 5rem;
    justify-content: center;
    align-items: center;
    font-weight: 800;
    font-size: 1.4rem;
    margin-left: 5rem;
  }

  .header-wrapper {
    margin-bottom: 0;
  }

  .desktop-nav-list li a:hover {
    color: #ec4327;
  }

  .banner-logo img {
    max-height: 3rem;
    background-color: #444444;
  }

  .nav-campain {
    width: fit-content;
    margin-top: 1rem;
    margin-bottom: 1rem;
    border: #ec4327 solid 0.5rem;
    padding-left: 0.7rem;
    padding-right: 0.7rem;
    color: #ec4327;
    font-weight: 800;
  }

  .headline {
    margin-left: -42rem;
  }

  .headline-box {
    margin-left: -9rem;
    max-width: 58rem;
  }

  .headline-date {
    margin-left: -36rem;
  }

  .program-container {
    display: flex;
    flex-direction: row;
    gap: 0.3rem;
    margin-top: 3rem;
    justify-content: center;
    align-self: center;
  }

  .desktop-program-link {
    padding-top: 3rem;
    padding-bottom: 2rem;
    align-self: center;
    text-align: center;
    text-decoration: underline;
  }

  .join-button {
    display: none;
  }

  .program-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0.5rem;
    margin: 0.1rem;
    max-width: 15%;
  }

  .speakers-container {
    padding-top: 1rem;
    padding-bottom: 1rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    align-items: center;
    justify-content: left;
    gap: 1.5rem;
    padding-left: 8rem;
    padding-right: 8rem;
  }

  .speaker-card {
    max-width: 70%;
    justify-self: left;
  }

  .button-container {
    display: none;
  }

  .partners {
    background-color: #272a31;
    margin-top: 2rem;
    padding-top: 1.5rem;
    padding-bottom: 2.5rem;
    padding-left: 6rem;
    padding-right: 6rem;
  }

  .partners-header {
    color: white;
    font-size: large;
    text-align: center;
  }

  .partners-logo {
    display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 4rem;
    filter: invert(50%);
    align-items: center;
  }

  .partners-logo img {
    max-height: 7rem;
  }

  .partners-header::after {
    content: '';
    display: block;
    position: relative;
    height: 0.2rem;
    width: 4rem;
    margin: auto;
    top: 0.1rem;
    border-radius: 15px;
    background: #a04038;
  }

  .desktop-footer {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 15rem;
    padding-top: 1rem;
    padding-bottom: 1rem;
  }
}