* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Arial', sans-serif;
    background-color: #f8f8f8;
    color: #333;
}

header {
    background-color: #1f1f1f;
    padding: 20px 0;
    color: #fff;
}

header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
}

header .container a {
    text-decoration: none;
    color: inherit;
}

header li {
    display: inline;
    margin-left: 20px;
}

header li a {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.articles {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.articles article img {
    width: 100%;
    border-radius: 8px;
    transition: transform 0.3s ease;
}

.articles article img:hover {
    transform: scale(1.05);
}

.articles article {
    width: 30%;
    margin-bottom: 30px;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

section {
    padding: 40px 0;
    background-color: #f8f8f8;
}

section h2 {
    font-size: 36px;
    margin-bottom: 20px;
    color: #333;
    font-weight: bold;
}

.articles article h3 {
    margin-top: 15px;
    margin-bottom: 15px;
    font-size: 20px;
    color: #333;
}

.articles article p {
    font-size: 16px;
    color: #666;
}

.articles article a {
    background-color: #0077cc;
    color: #fff;
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: bold;
    display: inline-block;
    margin-top: 15px;
    transition: background-color 0.3s ease;
}

.articles article a:hover {
    background-color: #005fa3;
}

section h2,
.articles article {
    margin-bottom: 20px;
}

#sports {
    background-color: #e1f5e1;
}

#sports .articles article a {
    background-color: #028a02;
}

#economy {
    background-color: #ffecd2;
}

#economy .articles article a {
    background-color: #ff6600;
}

#technology {
    background-color: #f2d7ff;
}

#technology .articles article a {
    background-color: #9b59b6;
}

#entertainment {
    background-color: #cce7ff;
}

#entertainment .articles article a {
    background-color: #3498db;
}

@media (max-width: 1200px) {
    .container {
        padding: 0 20px;
    }
    .articles article {
        width: 48%;
    }
}

@media (max-width: 768px) {
    .articles article {
        width: 100%;
    }
}