body {
  background: #f2f2f2;
  font-family: Arial, sans-serif;
}
.header {
  background: #0649a0;       
  color: #fff;               
  padding: 80px;             
  text-align: center;       
  font-size: 48px;           
}
.nav {
    background: #add8e6;
    padding: 10px;
    display: flex;
    justify-content: center;
    gap: 20px;
}
.nav a {
    text-decoration: none;
    color: #000d58;
    font-weight: bold;
    padding: 5px 10px;
}

.container { padding: 15px; }

.sidebar {
  float: left;           
  width: 20%;            
  padding: 14px;
  margin: 0%;      
  border: 1px solid #e6e9ee;
}
.aside {
  float: right;
  width: 72%;        
  background: #fff;
  padding: 32px;
  border: 1px solid #e6e9ee;
}
.footer {
  position: fixed; 
  padding: 10px;     
  left: 0;
  bottom: 0;
  width: 100%;
  background: #62d3e7;
  color: #000000;
  text-align: center;
}