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

body {
  font-family: 'Lato', sans-serif;
}

.home-page {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: #f1f1f1;
}

.main-page {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.main-bg {
  background-image: url("assets/theme.jpg");
  background-repeat: repeat;
  background-size: cover;
  background-position: top;
  opacity: 0.08;
  position: absolute;
  height: 50rem;
  width: 100%;
}

.w-90 {
  width: 90%;
}

.greeting {
  font-size: 2rem;
  color: #ec5242;
  padding: 10rem 0 0.5rem;
}

.headline {
  font-size: 3.5rem;
  font-weight: 900;
  color: #ec5242;
  padding: 0 0 1rem;
}

.short-description {
  padding: 1rem;
  color: #272a31;
  background-color: #f1f1f1;
  border: 2px solid #fff;
  z-index: 1;
}

.time {
  font-size: 2.5rem;
  color: #272a31;
  font-weight: 900;
  padding: 1rem 0 0.5rem;
}

.venue {
  color: #272a31;
  font-size: 1rem;
  font-weight: 400;
  padding: 0 0 3rem;
}

.department {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: #272a31;
  background-image: url("assets/pattern_bg.png");
  background-repeat: repeat;
  background-position: top;
  z-index: 1;
}

.department-header {
  padding: 2rem 0 0.5rem;
  color: #d3d3d3;
}

.department hr {
  width: 8%;
  height: 2px;
  background-color: #ec5242;
  border: 1px solid #ec5242;
}

.wrap-engineering {
  width: 90%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding: 2rem 0 0;
}

.engineering {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  background-color: rgba(255, 255, 255, 0.05);
}

.engineering img {
  height: 15vh;
  width: 20vw;
}

.department-name {
  text-align: center;
  color: #ec5242;
}

.description {
  color: #d3d3d3;
  padding: 0 0.3rem;
  text-align: justify;
}

.button-participate {
  font-size: 1rem;
  font-weight: 600;
  color: #d3d3d3;
  background-color: #ec5242;
  margin: 2rem 0;
  padding: 1.5rem 3rem;
}

.see-more {
  display: none;
}

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

.committee-header {
  font-size: 2rem;
  font-weight: 600;
  color: #272a31;
  padding: 2rem 0 0.5rem;
}

.committee hr {
  border: 1px solid #ec5242;
  width: 12%;
}

.member-wrap {
  width: 90%;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 3rem 0;
}

.member {
  display: flex;
  height: 30%;
  gap: 0.5rem;
}

.hide {
  display: none;
}

.show {
  display: block;
}

.image {
  width: 10rem;
  background-image: url('assets/checkbox.png');
  background-repeat: no-repeat;
  background-size: 60%;
  display: flex;
  align-items: flex-end;
  justify-content: right;
}

.image .photo {
  width: 85%;
  height: 85%;
}

.name {
  font-size: 1.5rem;
  font-weight: 900;
  color: #272a31;
}

.position {
  color: #ec5242;
  font-style: italic;
  padding: 0.5rem 0;
}

.wrap-details hr {
  border: 1px solid #d3d3d3;
}

.detail {
  font-size: 0.8rem;
  font-weight: 500;
  color: #272a31;
  padding: 1rem 0 0;
}

.more,
.less {
  width: 90%;
  padding: 1rem;
  font-size: 1rem;
  margin-bottom: 3rem;
  background-color: #fff;
  border: 1px solid #d3d3d3;
  color: #272a31;
}

.more i {
  font-size: 1rem;
  color: #ec5242;
  font-weight: 700;
}

@media all and (min-width: 768px) {
  .main-bg {
    height: 40rem;
  }

  .w-90 {
    width: 70%;
  }

  .short-description {
    width: 60%;
    margin-right: 10%;
  }

  .venue {
    padding: 0 0 5rem;
  }

  .wrap-engineering {
    width: 90%;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    align-items: center;
    gap: 0.5rem;
  }

  .engineering {
    flex-direction: column;
    display: flex;
    align-items: center;
    height: 100%;
  }

  .engineering img {
    height: 15vh;
    width: 100%;
  }

  .button-participate {
    display: none;
  }

  .see-more {
    color: #d3d3d3;
    text-decoration: underline;
    padding: 3rem 0;
    display: block;
  }

  .image {
    background-image: url('assets/checkbox-desktop.png');
    height: 8rem;
  }

  .committee hr {
    width: 5%;
  }

  .member-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .hide {
    display: flex;
  }

  .more {
    display: none;
  }
}