/* two colors:  #00ffaa and #1f1f1f*/

body {
    margin: 0;
    padding: 0;
    font-family: "JetBrains Mono", monospace;
    color: #00ffaa;
    background: #1f1f1f;
}

header {
    padding: 3px;
    text-align: center;
    color: #00ffaa;
    background:#1f1f1f;
}

ul {
    display: flex;
    justify-content: center;
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #00ffaa;
    color:#1f1f1f;
    text-align: center;
}

ul li a {
    display: block;
    color:#1f1f1f;
    text-align: center;
    padding: 5px 7px;
    text-decoration: underline wavy;
}

.block {
    margin: 5px;
    text-align: center;
    border-color: #00ffaa;
    border-top:5px double;
    border-bottom:5px double;
    border-left:4px dashed;
    border-right:4px dashed;
    border-radius: 3px;
}