html {
    background: #fff;
    /*background: #e6e9e9;
    background-image: linear-gradient(270deg, rgb(230, 233, 233) 0%, rgb(216, 221, 221) 100%);*/
    -webkit-font-smoothing: antialiased;
    
}

body {
    background: #fff;
    /*box-shadow: 0 0 2px rgba(0, 0, 0, 0.06);
    box-shadow: 20px 20px 25px grey;*/
    box-shadow: rgba(0, 0, 0, 0.35) 0px 5px 15px;
    color: #545454;
    font-family: 'PT Sans', sans-serif;
    font-size: 21px;
    line-height: 1.5;
    margin: 0 auto;
    max-width: 800px;
    /*height: 1080px;*/
    padding: 1em 1em 14em;
}

h1, h2, h3, h4, h5, h6 {
    color: #666;
    font-weight: 400;
    line-height: 1.3;
    font-family: 'PT Sans', serif;
}

h2 {
    margin-top: 1.3em;
}

a {
    color: #4F8A0F;
}

b, strong {
    font-weight: 600;
}

samp {
    display: none;
}

img {
    /*animation: colorize 2s cubic-bezier(0, 0, .78, .36) 1;
    background: transparent;
    border: 10px solid rgba(0, 0, 0, 0.12);
    border-radius: 4px;*/
    display: block;
    /*margin: 1.3em auto;*/
    max-width: 100%;
  margin-left: auto;
  margin-right: auto;
}

/* Add a black background color to the top navigation */
.topnav {
  background-color: #white;
  overflow: hidden;
    float:right;
    padding-bottom: 30px;
}

/* Style the links inside the navigation bar */
.topnav a {
  float: left;
  color: #black;
  text-align: center;
  padding: 7px 20px;
  text-decoration: none;
  font-size: 17px;
}

/* Change the color of links on hover */
.topnav a:hover {
  background-color: #ddd;
  color: white;
}

/* Add a color to the active/current link */
.topnav a.active {
  background-color: #white;
  color: black;
}

figcaption {
  background-color: white;
  color: black;
  /*font-style: italic;*/
  padding: 10px;
  text-align: center;
    font-size: 16px;
}

/*.category {
    margin-top: 50px;
    padding-left: 50px;
   float: left; 
}*/

.header {
  text-align: center;
  padding-top: 30px;
    font-family: 'PT Sans', serif;
    margin-top: 60px;
}
.grid {
  display: grid;
  align-items: center; /* left and right */
  /*justify-content: center;  up and down */
}
/* Create two equal columns that floats next to each other */
.column {
  float: left;
  width: 24%;
  padding: 1px;
}

.column img {
  margin-top: 2px;
}

/* Clear floats after the columns */
.row:after {
  content: "";
  display: grid;
  clear: both;
}
.fractalimage   {
    margin-top: 160px;
}
.imagetitle {
    text-align: center;
}
.imagetext {
    margin-top: 2px;
    text-align: center;
    font-size: 12px;
}
.imageauthor    {
    text-align: center;
    font-size: 12px;
    font-style: italic;
}
.grid-container {
  display: grid;
  grid-template-columns: auto auto auto auto;
  gap: 1px;
  background-color: #fff;
  padding: 0px;
    width: 100%;
    align-content: space-evenly;
}

.grid-container > div {
  /*background-color: rgba(255, 255, 255, 0.8);*/
  text-align: center;
  padding: 0 0.5px;
  font-size: 30px;
}

/*.item1 {
  grid-row-start: 1;
  grid-row-end: 4;*/
}

/*
@keyframes colorize {
    0% {
        -webkit-filter: grayscale(100%);
        filter: grayscale(100%);
    }
    100% {
        -webkit-filter: grayscale(0%);
        filter: grayscale(0%);
    }
}*/