th {
  text-align: left;
}
td {
  text-align: left;
}
body {
font-family: Arial, sans-serif;
background-color: #f4f4f4;
color: #333;
margin: 0;
padding: 20px;
}
header {
background: #4682B4;
color: white;
padding: 10px 0;
text-align: center;
}
nav {
margin: 20px 0;
}
nav a {
margin: 0 15px;
text-decoration: none;
font-weight: bold;
color: #4682B4;
}
section {
background: white;
padding: 20px;
border-radius: 50px;
box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}
footer {
border-width: medium; 
background: white;
border-radius: 50px; 
text-align: center;
margin-top: 20px;
font-size: 0.9em;
color: black;
}