style.css

.monospace {
  font-family: "Lucida Console", Courier, monospace;
}

body {
  background: #000;
  background-image: linear-gradient(rgba(0,0,20,0.5), rgba(0,20,15,0.5), rgba(0,0,15,1));
  color: #02a81b;
  font-family: monospace;
}


.sidenav {
  height: 100%;
  width: 0;
  position: fixed;
  z-index: 1;
  top: 0;
  left: 0;
  background-color: #02a81b;
  background-image: linear-gradient(rgba(0,255,0,0.5), rgba(0,120,0,0.5), rgba(0,100,0,1));
  overflow-x: hidden;
  transition: 0.5s;
  padding-top: 60px;
  font-family:  monospace;
}

.sidenav a {
  padding: 8px 8px 8px 32px;
  text-decoration: none;
  font-size: 25px;
  color: #000;
  display: block;
  transition: 0.3s;
}

.sidenav a:hover {
  color: #f1f1f1;
}

.closebtn {
  position: absolute;
  top: 0;
  right: 25px;
  font-size: 36px;
  margin-left: 50px;
}

#main {
  transition: margin-left .5s;
  padding: 16px;
}

@media screen and (max-height: 450px) {
  .sidenav {padding-top: 15px;}
  .sidenav a {font-size: 18px;}
}
.grid-container {
  display: grid;
  grid-template-columns: auto auto auto;
  background-color: rgba(10,10,10,1);
  padding: 10px;
}
.grid-item {
  background-color: rgba(30, 30, 30, 0.7);
  border: 1px solid rgba(0, 0, 0, 0.8);
  padding: 20px;
  font-size: 15px;
  text-align: center;
}
img {
  width: 75%;
}