.container-fluid{
    background-image: url("../img/h_img.jpg");
    background-size: cover;
    height: 100vh;
    text-align: center;
    padding-top: 200px;
     }

.second{
    background-image: url("../img/s_image.jpg");
    background-size: cover;
    height: 60vh;
    text-align: center;
    padding-top: 200px;
      }

#mouse{
    margin-top: 220px;
     }

#space{
    display:none;
     }

#road{
    display:none;
     }

#craft{
    display:none;
     }

.contact{
    background-image: url("../img/c_image.jpg");
    background-size: cover;
    height: 70vh;
    padding-top: 200px;
    color: aliceblue;
      }

h3{
text-align: center;
}

p{
    font-size: 25px;
}
.first{
    color:white;
    margin-top: 80px;
    font-size: 50px;
}

.second{
    color:white;
    font-size: 25px;
}
.world-1{
  transition:0.2s ease;
  opacity:0;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -ms-transform: translate(-50% -50%);
  text-align: center;
}

.port:hover .world-1{
    opacity: 1;
}
.text{
    border: 3px solid white;
    color:white;
    font-size: 18px;
    padding: 15px 30px;
}
.world-2{
    transition:0.2s ease;
    opacity:0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -ms-transform: translate(-50% -50%);
    text-align: center;
  }
  .port:hover .world-2{
    opacity: 1;
}
.world-3{
    transition:0.2s ease;
    opacity:0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -ms-transform: translate(-50% -50%);
    text-align: center;
  }
  .port:hover .world-3{
    opacity: 1;
}
.world-4{
    transition:0.2s ease;
    opacity:0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -ms-transform: translate(-50% -50%);
    text-align: center;
  }
  .port:hover .world-4{
    opacity: 1;
}
.world-5{
    transition:0.2s ease;
    opacity:0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -ms-transform: translate(-50% -50%);
    text-align: center;
  }
  .port:hover .world-5{
    opacity: 1;
}
.world-6{
    transition:0.2s ease;
    opacity:0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -ms-transform: translate(-50% -50%);
    text-align: center;
  }
  .port:hover .world-6{
    opacity: 1;
}
.world-7{
    transition:0.2s ease;
    opacity:0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -ms-transform: translate(-50% -50%);
    text-align: center;
  }
  .port:hover .world-7{
    opacity: 1;
}
.world-8{
    transition:0.2s ease;
    opacity:0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -ms-transform: translate(-50% -50%);
    text-align: center;
  }
  .port:hover .world-8{
    opacity: 1;
}
#about{
  padding-top: 100px;
}
.contact .container-fluid  {
  background-image: url("../_img/c_image.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  color: white;
  padding-top: 5%;
}

#message {
  height: 200px;
}

.contact form {
  text-align: center;
  padding-bottom: 50px;
}

.contact input {
  margin-bottom: 50px;
  background: transparent;
}

.contact textarea {
  background: transparent;
}

.form-control {
  background: transparent;
  color: #fff;
  width: 800px;
  margin-left: 450px;
}
#submit{
  background-color: black;
}