* {
    margin: 0;
    padding: 0;
    -webkit-transition: all .3s ease;
    -moz-transition: all .3s ease;
    -ms-transition: all .3s ease;
    -o-transition: all .3s ease;
    transition: all .3s ease;
}

html, body {
    height: 100%;
    width: 100%;
    font: 100% 'Open Sans', Helvetica, Arial, sans-serif;
    color: #111;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

header, footer {
    text-align: center;
    padding: 3rem 0;
}

header h1 {
    font-size: 3rem;
    font-weight: 600;
    margin-bottom: 20px;
}

header p, footer p, footer small {
    color: #777;
    width: 90%;
    margin: 0 auto;
    max-width: 40em;
    line-height: 1.6em;
}

header a, footer a {
    color: #111;
    font-weight: 600;
    text-decoration: none;
}

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

.row {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
}

.col {
    color: #fff;
    text-decoration: none;
    width: 12.5%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background-size: cover !important;
    background-position: center !important;
    background-repeat: no-repeat !important;
    height: 200px;
    filter: grayscale(1);
}

.col:hover {
    filter: none;
}

.col h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: .5rem;
}

.col p {
    color: rgba(255, 255, 255, .7);
}

.social {
    position: fixed;
    bottom: 1em;
    left: 1em;
    background-color: #fff;
    border-radius: .25em;
    padding-left: .5em;
    color: #aaa;
    font-weight: 600;
}

@media (min-width: 1400px) {
    .col {
        width: 12.5%;
    }
}

@media (min-width: 960px) and (max-width: 1399px) {
    .col {
        width: calc(100% / 6);
    }
}

@media (min-width: 768px) and (max-width: 959px) {
    .col {
        width: 25%;
    }
}

@media (min-width: 640px) and (max-width: 767px) {
    .col {
        width: 50%;
    }
}

@media (max-width: 639px) {
    .col {
        width: 100%;
    }
}

.resp-sharing-button__link,
.resp-sharing-button__icon {
    display: inline-block
}

.resp-sharing-button__link {
    text-decoration: none;
    color: #fff;
    margin: 0.5em
}

.resp-sharing-button {
    border-radius: 5px;
    transition: 25ms ease-out;
    padding: 0.5em 0.75em;
    font-family: Helvetica Neue, Helvetica, Arial, sans-serif
}

.resp-sharing-button__icon svg {
    width: 1em;
    height: 1em;
    margin-right: 0.4em;
    vertical-align: top
}

.resp-sharing-button--small svg {
    margin: 0;
    vertical-align: middle
}

/* Non solid icons get a stroke */
.resp-sharing-button__icon {
    stroke: #fff;
    fill: none
}

/* Solid icons get a fill */
.resp-sharing-button__icon--solid,
.resp-sharing-button__icon--solidcircle {
    fill: #fff;
    stroke: none
}

.resp-sharing-button--twitter {
    background-color: #55acee
}

.resp-sharing-button--twitter:hover {
    background-color: #2795e9
}

.resp-sharing-button--pinterest {
    background-color: #bd081c
}

.resp-sharing-button--pinterest:hover {
    background-color: #8c0615
}

.resp-sharing-button--facebook {
    background-color: #3b5998
}

.resp-sharing-button--facebook:hover {
    background-color: #2d4373
}

.resp-sharing-button--tumblr {
    background-color: #35465C
}

.resp-sharing-button--tumblr:hover {
    background-color: #222d3c
}

.resp-sharing-button--reddit {
    background-color: #5f99cf
}

.resp-sharing-button--reddit:hover {
    background-color: #3a80c1
}

.resp-sharing-button--google {
    background-color: #dd4b39
}

.resp-sharing-button--google:hover {
    background-color: #c23321
}

.resp-sharing-button--linkedin {
    background-color: #0077b5
}

.resp-sharing-button--linkedin:hover {
    background-color: #046293
}

.resp-sharing-button--email {
    background-color: #777
}

.resp-sharing-button--email:hover {
    background-color: #5e5e5e
}

.resp-sharing-button--xing {
    background-color: #1a7576
}

.resp-sharing-button--xing:hover {
    background-color: #114c4c
}

.resp-sharing-button--whatsapp {
    background-color: #25D366
}

.resp-sharing-button--whatsapp:hover {
    background-color: #1da851
}

.resp-sharing-button--hackernews {
    background-color: #FF6600
}

.resp-sharing-button--hackernews:hover, .resp-sharing-button--hackernews:focus {
    background-color: #FB6200
}

.resp-sharing-button--vk {
    background-color: #507299
}

.resp-sharing-button--vk:hover {
    background-color: #43648c
}

.resp-sharing-button--facebook {
    background-color: #3b5998;
    border-color: #3b5998;
}

.resp-sharing-button--facebook:hover,
.resp-sharing-button--facebook:active {
    background-color: #2d4373;
    border-color: #2d4373;
}

.resp-sharing-button--twitter {
    background-color: #55acee;
    border-color: #55acee;
}

.resp-sharing-button--twitter:hover,
.resp-sharing-button--twitter:active {
    background-color: #2795e9;
    border-color: #2795e9;
}

.resp-sharing-button--email {
    background-color: #777777;
    border-color: #777777;
}

.resp-sharing-button--email:hover,
.resp-sharing-button--email:active {
    background-color: #5e5e5e;
    border-color: #5e5e5e;
}