* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
}

.header, 
.footer {
    background: #000000dd;
    margin: 0;
    box-shadow: 0 0 20px gray;
    height: 10em;
}

.title {
    color: white;
    text-align: center;
    margin: 0;
    font-size: 1.5em;
    line-height: 7.5em;
}

.links {
    position: absolute;
    top: 0;
    right: 0;
    margin: 0;
    padding: 1em;
}

.icon {
    display: inline-block;
    width: 30px;
    height: 30px;
    opacity: 0.5;
    transition: opacity .3s;
}

.icon:hover { opacity: 1; }

.icon img {
    width: 30px;
    height: 30px;
}

.main {
    margin: 0 10%;
}

.post {
    margin: 3em 0;
    padding: 1em;
    background: #fffff5;
    box-shadow: 0 0 3px gray;
}

.date {
    color: gray;
    font-size: .7em;
    text-align: right;
}

code { 
    font-family: "SF Mono", "Roboto Mono", "Consolas", monospace; 
    background: #ddd;
    border-radius: 3px;
}

pre {
    padding: 1em;
    background: #ddd;
    border-radius: 3px;
    box-shadow: 0 0 3px gray;
}

.pages {
    margin: auto;
    padding-top: 1em;
    height: 5em;
    width: 13em;
    line-height: 4em;
}

.prev,
.next,
.curr {
    display: inline-block;
    width: 4em;
    text-align: center;
    color: white;
}

.curr {
    border-radius: 2em;
    border: white 1px solid;
}

.info {
    text-align: center;
    margin-top: 2.2em;
    font-size: .75em;
    color: white;
}