* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    color: #d4d4d4;
    background: #0a0a0a;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: #8b0000;
}

a:hover,
a:focus {
    color: #c41e3a;
    text-decoration: underline;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: #fff;
}

.pure-g-r {
    letter-spacing: -0.31em;
    text-rendering: optimizespeed;
    font-family: FreeSans, Arimo, "Droid Sans", Helvetica, Arial, sans-serif;
    display: -webkit-flex;
    -webkit-flex-flow: row wrap;
    display: -ms-flexbox;
    -ms-flex-flow: row wrap;
}

.pure-u {
    display: inline-block;
    zoom: 1;
    letter-spacing: normal;
    word-spacing: normal;
    vertical-align: top;
    text-rendering: auto;
}

#layout {
    display: flex;
    min-height: 100vh;
    overflow-x: hidden;
    width: 100%;
}

.sidebar {
    background: #000;
    color: #fff;
    width: 300px;
    min-height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
    border-right: 2px solid #8b0000;
}

.cover-img {
    height: 150px;
    background: linear-gradient(180deg, #1a0000 0%, #000 100%);
}

.cover-body {
    padding: 20px;
}

.header {
    margin: 0;
}

.brand-main a {
    color: #fff;
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.brand-main a:hover {
    color: #8b0000;
    text-decoration: none;
}

.tagline {
    margin: 10px 0 20px 0;
    color: #8b0000;
    font-size: 14px;
    font-family: 'Courier New', monospace;
}

.links {
    margin: 20px 0;
}

.links a {
    color: #fff;
    padding: 8px 16px;
    display: inline-block;
    border: 1px solid #333;
    margin-right: 8px;
    margin-bottom: 8px;
    transition: all 0.2s;
}

.links a:hover {
    background: #8b0000;
    border-color: #8b0000;
    color: #fff;
    text-decoration: none;
}

.social {
    margin-top: 30px;
}

.social a {
    display: inline-block;
    margin-right: 15px;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.social a:hover {
    opacity: 1;
}

.social img {
    filter: invert(1);
}

.content {
    margin-left: 300px;
    padding: 40px 60px;
    max-width: 900px;
    overflow-x: hidden;
    width: calc(100% - 300px);
}

.content-subhead {
    font-size: 32px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 40px 0;
    padding-bottom: 15px;
    border-bottom: 2px solid #8b0000;
}

.post {
    margin-bottom: 60px;
}

.post-header {
    margin-bottom: 15px;
}

.post-avatar {
    border-radius: 50%;
    float: left;
    margin-right: 15px;
    margin-top: 5px;
    width: 48px;     
    height: 48px;    
    object-fit: cover;
}

.post-title {
    font-size: 26px;
    margin: 0 0 10px 0;
    font-weight: 600;
}

.post-title a {
    color: #fff;
}

.post-title a:hover {
    color: #8b0000;
    text-decoration: none;
}

.post-meta {
    color: #777;
    font-size: 14px;
    margin: 0;
    clear: both;
}

.post-author,
.post-category {
    color: #8b0000;
}

.post-author:hover,
.post-category:hover {
    color: #c41e3a;
}

.post-description {
    line-height: 1.7;
    color: #b8b8b8;
}

.post-description p {
    margin: 0;
}

.footer {
    margin-top: 80px;
    padding-top: 30px;
    border-top: 1px solid #222;
    color: #666;
    font-size: 13px;
}

.footer a {
    color: #8b0000;
}

@media (max-width: 900px) {
    .sidebar {
        width: 100%;
        position: relative;
        min-height: auto;
        border-right: none;
        border-bottom: 2px solid #8b0000;
    }
    
    .cover-img {
        height: 100px;
    }
    
    .content {
        margin-left: 0;
        padding: 30px 20px;
        width: 100%;
    }

}

@media (max-width: 600px) {
    .content {
        padding: 20px 15px;
    }
    
    .content-subhead {
        font-size: 24px;
    }
    
    .post-title {
        font-size: 20px;
    }
    
    .post-avatar {
        display: none;
    }
}