body {
    color: black;
    background-color: rgb(234, 234, 234);
    margin: 1em;
    font-family: Arial, Helvetica, sans-serif;
}

header {
    display: flex;
}

header img {
    height: 60px;
}

header nav {
    margin-left: auto;
}

header nav ul {
    list-style: none; /* Remove bullet points */
    padding: 0;
    margin: 0;
    display: flex;  /* Make the list horizontal */
}

header nav li {
    margin-left: 20px; /* Add spacing between list items */
}
  
header nav ul li a {
    text-decoration: none;
    font-size: 15px;
    font-weight: 600;
}

main {
    font-family: Calibri, 'Sergoe UI', sans-serif;
    margin-top: 2em;
    padding: 1em;
    background-color: rgb(225, 224, 224);
    border-radius: 8px;
}

main h1 {
    margin-top: 0;
}

main ul li {
    padding: 2px;
}

table caption {
    font-size: larger;
    margin-bottom: 0.5em;
    text-align: left;
}

table tr th,
table tr td {
    padding: 3px;
}
tbody th {
    text-align: left;
    vertical-align: top;
    font-weight: 600;
}