body{
font-family:Arial, sans-serif;
margin:0;
background:#f4f4f4;
}

header{
display:flex;
justify-content:space-between;
align-items:center;
padding:15px 40px;
background:#eeeeee;
}

.logo{
font-size:28px;
font-weight:bold;
color:red;
}

.location{
font-size:14px;
text-align:right;
}

nav{
background:#1e73be;
padding:10px 30px;
}

nav a{
color:white;
margin-right:20px;
text-decoration:none;
font-weight:500;
}

.edition{
text-align:center;
margin-top:80px;
}

.readBtn{
padding:12px 25px;
font-size:16px;
background:#1e73be;
color:white;
border:none;
cursor:pointer;
}

.viewer iframe{
width:100%;
height:900px;
border:none;
}

.archiveGrid{
display:grid;
grid-template-columns:repeat(4,1fr);
gap:20px;
padding:40px;
}