style.css

body {
  background-image: url('./static/pixel_plant_big.png');
  background-repeat: no-repeat;
  /*background-attachment: fixed;  */
  background-size: cover;
  
  margin-top: 1500px;
  background-position: center top;
}
/*google photos: https://www.publicalbum.org/blog/embedding-google-photos-image*/

/* paired images*/
* {
  box-sizing: border-box;
}

p {
  font-size: 20px;
  font-family: sans-serif;
  color: #6439a9;
}

.container {
  padding: 50px 30px;
  width: 100%;
  margin: 0 auto;
  max-width: 500px;
}

.image-stack {
  display: grid;
  position: relative;
  grid-template-columns: repeat(12, 1fr);
}

/*right top*/
.image-stack__item--rt {
  grid-row: 1;
  grid-column: 1 / span 8;
  padding-top: 40%;
  z-index: 1;
}
/*left bottom*/
.image-stack__item--lb {
  grid-row: 1;
  grid-column: 4 / -1;
}

/*right bottom*/
.image-stack__item--rb {
  grid-row: 1;
  grid-column: 4 / -1;
  padding-top: 40%;
  z-index: 1;
}
/*left-top*/
.image-stack__item--lt {
  grid-row: 1;
  grid-column: 1 / span 8;
}

img {
  width: 100%;
  display: block;
}


/*zooming*/
* {
  box-sizing: border-box;
}

.zoom {
  /*padding: 50px;*/
  /*background-color: none;*/
  /*transition: transform .2s;*/
  width: 200px;
  /*height: 200px;*/
  margin: 0 auto;
}

.zoom:hover {
  -ms-transform: scale(2.5); /* IE 9 */
  -webkit-transform: scale(2.5); /* Safari 3-8 */
  transform: scale(2.5); 
}


/*fadein*/
#container
{
    height:2000px;    
}

#container DIV
{ 
    /*margin:50px; */
    /*padding:50px; */
    background-color:pink; 
}

.fadein
{
    opacity:0;
}