* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: 'Open Sans', sans-serif;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
}


/* header */
header {
    background: #0a0b0c;
    padding: 0 5vw;
    color: #fff;
}

/* Navbar */
nav {
    margin: 0 auto;
    max-width: 1040px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.menu {
    padding-top: .5rem;
    display: grid;
    grid-template-columns: repeat(4, .2fr);
    justify-items: center;
    overflow-x: auto;
    overflow-y: hidden;
    white-space: nowrap;
}

.menu li {
    padding: .5rem;
}

.menu li a:hover {
    text-decoration: underline;
    opacity: 1;
}

.menu li a {
    color: #fff;
    opacity: .8;
    font-size: .8rem;
    transition: all .35s ease-in-out;
    padding: .5rem;
}

/* Nav right */
.site-nav-right {
    display: grid;
    grid-template-columns: 12fr 1fr;
    padding: 10px 0;
    height: 64px;
    justify-items: right;
}

.social-link {
    display: inline-block;
    margin: 0;
    padding: 10px;
    opacity: .8;
}

.social-link svg {
    height: 1rem;
    fill: #fff;
}

.social-link:hover {
    opacity: 1;
}

.rss-button {
    padding: 10px 8px;
    opacity: .8;
}

.rss-button svg {
    margin-bottom: 1px;
    height: 1.4rem;
    fill: #fff;
}

.rss-button:hover {
    opacity: 1;
}

/* Banner */
.banner-header {
    display: grid;
    justify-items: center;
    align-items: center;
    padding: 6vw 3vw;
    min-height: 200px;
    max-height: 340px;
}

.banner-header .site-description {
    text-align: center;
    font-weight: 500;
    padding: 5px 0;
    font-size: 1.2rem;
    line-height: 1.4em;
    opacity: .8;
}

/* Main */
main {
    padding: 0 5vw;
}

.margin-main {
    margin: 2.5rem 0 6rem;
}

.posts {
    max-width: 1040px;
    width: 100%;
    margin: 0 auto;
}

.posts-columns-1 {
    display: grid;
    grid-template-columns: 1fr;
}

.posts-columns-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-column-gap: 2rem;
}

.posts-columns-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-column-gap: 2rem;
}

hr {
    margin: 2rem 0;
    border: 1px solid #eaeff1;
}

.posts-columns-1 .post-wrapper {
    display: grid;
    grid-template-columns: 2fr 1fr;
}

.posts-columns-1 .content-post {
    padding: 1.5rem 0 1.5rem 2rem;
}

.post-wrapper .img-post {
    width: 100%;
    border-radius: 3px;
}


.content-post {
    padding: 1rem 0;
}

.content-post .tag-post {
    margin: 0 0 .4em;
    color: #3eb0ef;
    font-size: .8rem;
    font-weight: 500;
    letter-spacing: .2px;
    text-transform: uppercase;
}

.posts-columns-1 .content-post .title-post {
    font-size: 1.88rem;
}

.content-post .title-post {
    margin: 0 0 .4em;
    line-height: 1.15em;
    transition: color .2s ease-in-out;
    color: #15171a;
    font-weight: 500;
    font-size: 1.3rem;
}

.content-post .desc-post {
    margin-bottom: 1.5em;
    font-size: 1rem;
    line-height: 1.5em;
    color: #738a94;
}

.content-post .author-post {
    display: flex;
}

.author-post .avatar-author {
    width: 50px;
    height: 50px;
    border-radius: 100%;
}

.author-post .content-author {
    margin: .5rem 0 0 .5rem;
    color: #90a2aa;
    font-size: .8rem;
    line-height: 1.4em;
    font-weight: 400;
    letter-spacing: .2px;
    text-transform: uppercase;
}

.author-post .content-author a {
    color: #434952;
    font-weight: 600;
}

.content-author a:hover {
    text-decoration: underline;
}

/* Footer */
.site-footer {
    padding: 2rem 2rem 3rem;
    background: #0a0b0c;
}

.site-footer a,
section {
    color: hsla(0, 0%, 100%, .7);
    margin-bottom: .5rem;
}

.site-footer a:hover {
    color: #fff;
}

.site-footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    font-size: .8rem;
}

.site-footer-nav {
    display: grid;
    justify-items: right;
    grid-template-columns: 12fr 1fr;
}

.site-footer-nav a:last-child {
    position: relative;
    margin-left: 20px;
}

.site-footer-nav a:last-child::before {
    content: "";
    position: absolute;
    top: 8px;
    left: -11px;
    display: block;
    width: 2px;
    height: 2px;
    background: #fff;
    border-radius: 100%;
}