Parallax.css

body,html{   
    height: 100%;
    margin: 0;
    font-size: 16px;
    font-family: "Lato", sans-serif;
    font-weight: 400;
    line-height: 1.8em;
    color: #666;
}
.img1, .img2, .img3 {
    position: relative;
    opacity: 0.75;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
}
.img1{
    background-image: url(parallax.jpg);
   min-height: 100%;
    
}
.img2{
    background-image: url(https://jolly-kalam-23776e.netlify.app/parallaxsite/img/image2.jpg);
   min-height: 400px;
}
.img3{
    background-image: url(https://jolly-kalam-23776e.netlify.app/parallaxsite/img/image3.jpg);
   min-height: 400px;
}

.section {
    text-align: center;
    padding: 50px 80px;
}
.section-dark {
    background-color: #282e34;
    color: #ddd;
}
.section-light {
    background-color: #f4f4f4;
    color: #666;
}

.ptext{
  position:absolute;
  top:50%;
  width:100%;
  text-align:center;
  color:#000;
  font-size:27px;
  letter-spacing:8px;
  text-transform:uppercase;
}
.ptext .border{
  background-color:#111;
  color:#fff;
  padding:20px;
}

.ptext .border.trans{
  background-color:transparent;
}