* {
  box-sizing: border-box;
}
body {
  background-image: url('../img/mm17.jpg');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  margin: 0px;
  /* background-color: aqua; */
  font-family: "Lucida Sans", sans-serif;
  font-size: 17px;
}
.backopacity{
    position: absolute;
    height: 100%;
    width:100%;
    background-color: white;
    opacity: 60%;
    z-index: -1;
}


.grid-container {
  display: grid;
  grid-template-areas:
  'header'
  'menu'
  'main'
  'facts'
  'footer';
  /* background-color: white; */
  gap: 10px;
}

.header {
  grid-area: header;
  background-color: rgba(204, 66, 156, 0.6);
  text-align: center;
  color: black;
  /* opacity: 60%; */
}

.header > h1 {
  font-size: 40px;
}

.menu {
  grid-area: menu;
}

.menu ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
}

.menu li {
  padding: 8px;
  margin-bottom: 7px;
  background-color: rgba(95, 219, 241, 0.6);
  /* opacity: 60%; */
  color: black;
}

.menu li:hover {
  background-color: #0099cc;
}

.content {
  grid-area: main;
}

.content > h1 {
  font-size: 30px;
  margin-bottom: 7px;
}

.content > p {
  margin-bottom: 7px;
}

.facts {
  grid-area: facts;
  border: 1px solid #0099cc;
  background-color: rgba(223, 229, 130, 0.6);
  /* opacity: 60%; */
  padding: 10px;
}

.facts > h2 {
  font-size: 20px;
}

.facts li {
  margin-bottom: 5px;
}

.footer {
  grid-area: footer;
  background-color: #0099cc;
  opacity: 60%;
  color: #ffffff;
  text-align: center;
}
@media (min-width: 600px) {
  .header {grid-area: 1 / span 6;}
  .menu {grid-area: 2 / span 1;}
  .content {grid-area: 2 / span 4;}
  .facts {grid-area: 2 / span 1;}
  .footer {grid-area: 3 / span 6;}
}