/* Reset cơ bản */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f0f8ff;
    padding: 20px;
    color: #333;
}

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

.blog_info_item {
    background: #fff;
    border: none;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    border-radius: 8px;
}

.blog_info_item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.info_title {
    font-size: 20px;
    font-weight: 600;
    color: #0099FF;
    margin-bottom: 15px;
    border-left: 4px solid #0099FF;
    padding-left: 10px;
}

.info_content p {
    line-height: 1.6;
    text-align: justify;
    margin-bottom: 15px;
}

.info_content h3 {
    margin: 10px 0;
    font-size: 18px;
    color: #007BFF;
}

.logo-pc {
    display: block;
    max-width: 200px;
    margin: 0 auto 20px auto;
    border-radius: 10px;
    transition: transform 0.3s;
}

.logo-pc:hover {
    transform: scale(1.05);
}

.social_img {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
}

.social_img img {
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    transition: transform 0.3s, box-shadow 0.3s;
}

.social_img img:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 8px rgba(0,123,255,0.3);
}

.fb-page {
    text-align: center;
    margin-top: 10px;
}

/* Responsive tablet */
@media (max-width: 768px) {
    .info_title {
        font-size: 18px;
    }
    .info_content h3 {
        font-size: 16px;
    }
    .info_content p {
        font-size: 15px;
    }
    .logo-pc {
        max-width: 150px;
    }
}

/* Responsive điện thoại */
@media (max-width: 480px) {
    body {
        padding: 10px;
    }
    .info_title {
        font-size: 16px;
    }
    .info_content h3 {
        font-size: 14px;
    }
    .info_content p {
        font-size: 14px;
    }
    .logo-pc {
        max-width: 120px;
    }
    .social_img img {
        width: 30px;
        height: 30px;
    }
}