html, body, .grid-container { 
    height: 100%;
    margin: 0; 
    font-family: 'Roboto', sans-serif;
    
}

.grid-container {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 0.1fr 2.4fr 0.5fr;
  gap: 0px 0px;
}

.Topo {
  
  background: #006580;
  text-align: center;
  color: #fff;
  padding: 10px;
  
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 1fr;
  gap: 0px 0px;
  grid-template-areas:
    ".";
  grid-area: 1 / 1 / 3 / 2;
}

.Meio { 
  display: grid;  
  background: #fff;    
  text-align: center;
  color: #fff;
  padding: 10px;
  grid-area: 2 / 1 / 3 / 2; 
    
}

.rodape {
  background: #006580;    
  text-align: center;
  color: #fff;
  padding: 10px;
  
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 1fr;
  gap: 0px 0px;
  grid-template-areas:
    ".";
  grid-area: 3 / 1 / 4 / 2;
}



.myButton {
	box-shadow:inset 0px 1px 0px 0px #276873;
	background:linear-gradient(to bottom, #599bb3 5%, #408c99 100%);
	background-color:#599bb3;
	border:1px solid #29668f;
	display:inline-block;
	cursor:pointer;
	color:#ffffff;
	font-family:Arial;
	font-size:24px;
	font-weight:bold;
	padding:25px 64px;
	text-decoration:none;
}
.myButton:hover {
	background:linear-gradient(to bottom, #408c99 5%, #599bb3 100%);
	background-color:#408c99;
}
.myButton:active {
	position:relative;
	top:1px;
}