* {
    box-sizing: border-box;
}

/* reset CSS */
table {
    font-size: 100%;
}
/* end reset CSS */

body {
    font-family: STFangSong, Helvetica, Arial, Vernada, Tahoma, STXihei, "Microsoft YaHei", "Songti SC", SimSun, Heiti, sans-serif;
    font-size: 16px;
    background: #f5f6f7;
}

body.mobile {
    font-size: 18px;
}

.navbar-brand {
    font-family: "Palatino Linotype", "Book Antiqua", Palatino, Helvetica, STKaiti, SimSun, serif;
    font-size: 24px;
    font-weight: bold;
}

.title a {
    display: block;
    text-decoration: none;
    color: #333;
}

.title a:hover {
    color: #667eea;
}

.title {
    cursor: pointer;
    padding: 20px;
    border: none;
    border-bottom: 1px solid #eee;
    background: white;
    margin-bottom: 0;
    transition: all 0.3s ease;
}

.title:last-child {
    border-bottom: none;
}

li.title:hover {
    background-color: #f8f9fa;
}

.panel {
    border-radius: 0;
    font-size: 100%;
}

.panel-default > .panel-heading {
    background-image: none;
    background-color: #fff;
    font-size: 100%;
}

.navbar-default {
    background-image: none;
    background-color: #fff;
    box-shadow: none;
    font-size: 100%;
    border: none;
    box-shadow: 0 2px 4px rgba(0,0,0,.1);
}

.navbar-brand, .navbar-nav {
    font-size: 18px;
}

body.mobile .navbar-brand {
    font-size: 24px;
}

body.mobile .navbar-nav {
    font-size: 24px;
}

div.outer {
    margin: 80px auto 40px;
    max-width: 800px;
    padding: 0 20px;
}

div.date {
    display: inline-block;
    font-size: 14px;
    color: #6c757d;
    font-weight: normal;
}

body.mobile div.outer {
    margin: 70px 10px 20px;
}

.footer-links {
    background: rgba(255, 255, 255, 0.9);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    margin: 20px auto;
    max-width: 800px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.footer-links a {
    color: #667eea;
    margin: 0 15px;
    text-decoration: none;
    font-size: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.footer-links a:hover {
    text-decoration: underline;
}

.beian-icon {
    height: 20px;
    margin-right: 8px;
}

@media (max-width: 768px) {
    div.outer {
        margin: 70px 10px 20px;
        padding: 0;
    }
    
    .title {
        padding: 15px;
    }
    
    .footer-links {
        margin: 20px 10px;
        padding: 15px;
    }
    
    .footer-links a {
        display: block;
        margin: 10px 0;
    }
}