@font-face {
    font-family: 'IBMPlexSans';
    src: url('../fonts/IBMPlexSans-Regular.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}

body {
    font-family: 'IBMPlexSans', Helvetica, Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
    max-width: 800px;
    margin: 0 auto;
}
h1 {
    font-weight: normal;
    border-bottom: 1px solid #ccc;
    padding-bottom: 10px;
}
a {
    color: #0000FF;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
ul {
    list-style-type: none;
    padding-left: 0;
}
li {
    margin-bottom: 20px;
}
.date {
    color: #666;
    font-size: 0.9em;
}
@media (max-width: 600px) {
    body {
        padding: 10px;
    }
}