@import url('https://fonts.googleapis.com/css2?family=Victor+Mono:wght@400;500;600;700&display=swap');

body{
  font-size: 16px;
  font-family: 'Victor Mono', monospace;
  margin: 15px;
  overflow-x: hidden;
}

header{
  position: absolute;
  z-index: 9;
  width: 100%;
  height: 80px;
  left: 0;
  top: 30px;
  text-align: center;
  padding-top: 20px;
}

.content{
  width: 100%;
  height: calc(100vh - 30px);
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  background-image: url(/wp-content/themes/vtspro/images/front/background-img.jpg);
  background-size: cover;
  background-position: center;
  position: relative;
}

.content:before{
   position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    top: auto;
    height: 20%;
    width: 100%;
    background-image: -webkit-gradient(linear, left top, left bottom, from(transparent), to(#111111));
    background-image: linear-gradient(to bottom, transparent, #111111);
    content: '';
}



.content:after{
  content: '';
  position: absolute;
  height: 100%;
  width: 100%;
  left: 0;
  right: 0;
  background-color: #000;
  opacity: 0.5;
}

.content__col{
  width: 33.3%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  z-index: 2;
}


h1{
  font-size: 40px;
  color: #fff;
  position: relative;
  z-index: 3;
}

h1 a{
  color: #fff;
  text-decoration: none;
}

.content__col img{
  position: absolute;
  width: 100%;
  height: 0;
  object-fit: cover;
  object-position: center;
  left: 0;
  right: 0;
  margin: auto;
  bottom: 0;
  border: 8px solid #fff;
  z-index: 1;
  transition: 0.5s;
  filter: grayscale(100%);
}

img.selected{
  opacity: 1;
  height: 100vh;
  transition: 0.5s;
}


footer{
  position: absolute;
  bottom: 30px;
  left: 0;
  width: 100%;
  z-index: 2;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
}

footer p{
  font-size: 18px;
  margin-left: 20px;
  margin-right: 20px;
}

footer a{
  color: #fff;
  text-decoration: none;
}


@media (max-width: 991px) {
  body{
      margin: 10px;
  }

  header{
    top: 10px;
  }

  .content{
    background-image: url(/wp-content/themes/vtspro/images/front/bg-mob.jpg);
    overflow-y: auto;
  }

  .content:before, .content::after{
    display: none;
  }

  .content__col{
    width: 100%;
    padding-top: 20px;
    padding-bottom: 20px;
    height: 27vh;
  }
  .content__col img{
    border: 4px solid #fff;
  }
  footer{
    bottom: 15px;
  }
  footer p{
    margin-top: 5px;
    margin-bottom: 5px;
  }
  h1{
    font-size: 24px;
    line-height: 1.2;
  }
}