body {
    font-family: 'Courier New', monospace;
    background: #000;
    color: #fff;
    margin: 0;
    padding: 20px;
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 0 auto;
}

h1 {
    font-size: 2em;
    margin-bottom: 10px;
    font-weight: normal;
}

h2 {
    font-size: 1.2em;
    margin: 30px 0 10px 0;
    font-weight: normal;
    border-bottom: 1px solid #333;
    padding-bottom: 5px;
}

p, li {
    font-size: 14px;
    margin-bottom: 8px;
}

a {
    color: #fff;
    text-decoration: underline;
}

a:hover {
    color: #ccc;
}

ul, ol {
    padding-left: 20px;
}

li {
    margin-bottom: 5px;
}

section {
    margin-bottom: 40px;
}

.feed-container {
    background: #111;
    border: 1px solid #333;
    padding: 15px;
    margin: 15px 0;
}

.feed-header {
    margin-bottom: 15px;
    display: flex;
    gap: 10px;
    align-items: center;
}

select {
    background: #000;
    color: #fff;
    border: 1px solid #333;
    padding: 5px;
    font-family: inherit;
    font-size: 12px;
}

button {
    background: #000;
    color: #fff;
    border: 1px solid #333;
    padding: 5px 10px;
    cursor: pointer;
    font-family: inherit;
    font-size: 12px;
}

button:hover {
    background: #333;
}

#feed-content {
    font-size: 12px;
    max-height: 300px;
    overflow-y: auto;
}

.feed-item {
    border-bottom: 1px solid #222;
    padding: 10px 0;
    margin-bottom: 10px;
}

.feed-item:last-child {
    border-bottom: none;
}

.feed-item h3 {
    font-size: 13px;
    margin: 0 0 5px 0;
    font-weight: normal;
}

.feed-item a {
    color: #ccc;
    text-decoration: none;
}

.feed-item a:hover {
    text-decoration: underline;
}

.feed-item .date {
    color: #666;
    font-size: 11px;
}

.feed-item .description {
    color: #aaa;
    font-size: 11px;
    margin-top: 5px;
}

small {
    font-size: 11px;
    color: #666;
}

footer {
    border-top: 1px solid #333;
    padding-top: 20px;
    margin-top: 40px;
    font-size: 12px;
    color: #666;
}

@media (max-width: 600px) {
    body {
        padding: 10px;
    }
    
    .feed-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    select, button {
        width: 100%;
    }
}