html {
    margin: 0;
    height: 100%;
    background-repeat: no-repeat;
}
:root {
    --text: #e0e0e0;
    --border: #4a4a4a;
    --accent: #cc0000;
    --bg: #1e1e1e;
    --gradientTop: #3a3a3a;
    --gradientBottom: #2c2c2c;
}

* { 
    box-sizing: border-box;
}
body {
    padding: 10px;
    font-family: sans-serif;
    color: var(--text);
    background: #1e1e1e;
    background-repeat: no-repeat;
    background-attachment: fixed;
}
.container {
    width: 95%;
    margin: 5vw auto 12px auto;
    border: 10px ridge var(--border); 
    outline: 5px solid var(--border); 
    outline-offset: 4px;
    border-radius: 10px;
    display: flex;
    flex-wrap: wrap;
    padding: 5px;
    gap: 5px;
    background-image: linear-gradient(135deg, var(--gradientTop), var(--gradientBottom));
    min-height: 500px;
}
.small { flex: 1 1 9%; }
.large { flex: 1 1 82%; }
.full { flex: 1 1 100%; }
.half { flex: 1 1 49%; }
header {
    background-size: cover;
    background-position: center;
    width: 100%;
    height: 190px;
    border: 2px ridge var(--border);
    border-radius: 5px;
    position: relative;
    background-image: linear-gradient(135deg, var(--gradientTop), var(--gradientBottom));
    display: flex;
    justify-content: center;
    align-items: center; 
}
header span {
    font-size: 2.5rem;
    font-weight: bold;
    text-shadow: 1px 1px black,
                 -1px 1px black,
                 1px -1px black,
                 -1px -1px black;
    color: var(--accent); 
    text-align: center; 
}
nav {
    text-align: center;
    border: 2px ridge var(--border);
    border-radius: 5px;
    padding: 5px;
    background: linear-gradient(var(--gradientTop), var(--gradientBottom));
}
nav div {
    text-align: center;
    font-size: 1.25rem;
    margin: 5px 5px 10px 5px;
}
nav a {
    display: block;
    margin: 5px;
    background: linear-gradient(to right, #4a4a4a, #4a4a4a);
    border-radius: 5px;
    padding: 2px 4px;
    text-decoration: none;
}
nav a:link, nav a:visited { 
    color: var(--text);
}
nav a:hover, nav a:focus {
    background: linear-gradient(to right, var(--bg), var(--gradientBottom), var(--gradientTop));
}
div.small > img {
    display: block;
    margin: 5px auto;
    border: 2px ridge var(--border);
    border-radius: 5px;
}
section {
    width: 100%;
    border: 2px ridge var(--border);
    border-radius: 5px;
    background-image: linear-gradient(135deg, var(--gradientTop), var(--gradientBottom));
    padding: 5px;
}
footer {
    text-align: center;
    margin-bottom: 5vw;
    font-size: 0.8rem;
}
h1, h2, h3, h4, h5, h6, p  { 
    margin: 5px;
    line-height: 1.2;
}
h1 { 
    font-size: 1.4rem;
    letter-spacing: 2px;
    font-weight: normal;
    text-align: center;
    border-bottom: 2px ridge var(--border);
    padding-bottom: 5px;
}
h2 { 
    font-size: 1.25rem;
    font-weight: normal;
    text-align: center;
    margin-top: 20px;
    margin-bottom: 10px;
}
h3 { 
    font-size: 1.1rem;
    margin-top: 20px;
    margin-bottom: 20px;
}
h4 { 
    font-size: 1rem;
    color: var(--accent);
    margin-top: 10px;
    margin-bottom: 5px;
}
h6 { 
    font-size: 2rem;
    letter-spacing: 0.3px;
    font-weight: bold;
    text-align: center;
    border-bottom: 2px ridge var(--border);
    padding-bottom: 5px;
    white-space: pre;
    color: var(--accent);
}
.preformatted {
    background-color: #2c2c2c;
    color: var(--text);
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 5px;
    overflow-x: auto;
    white-space: pre-wrap;

}
img { max-width: 100%; }
pre { overflow-x: auto; }
a:hover, a:focus, a:hover, a {
    color: var(--accent);	
    font-style: normal;
    font-weight: bold;
}
hr.new1 {
    border-top: 1px solid red;
}
pre {
    background-color: #2c2c2c;
    color: var(--text);
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 5px;
}
.blog-header {
    background-color: var(--gradientTop);
    color: var(--text);
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 20px;
    text-align: center;
    font-weight: bold;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
}
.header {
    font-size: 1rem;
    color: var(--accent);
    margin-top: 10px;
    margin-bottom: 5px;
}
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}
td {
    border: 1px solid #ccc;
    padding: 10px;
    text-align: left;        
}
td.term {
    color: #f08080;
}

td.def {
    color: var(--text);
}
p {
    margin-bottom: 15px;
}
white-space: pre-wrap;