public/styles/socialShareMode.css

#fbCard {
    width: 476px;
    margin: 20px auto !important;
    border: 1px rgba(0, 0, 0, .3) solid !important;
}

#fbCard > div > img {
    width: 470px;
    height: 246px;
}


#fbCard .header {
    height: auto;
    margin: 10px 12px !important;
}

#fbCard .title {
    font-family: Georgia, serif;
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 5px !important;  
}

#fbCard .desc {
    font-size: 12px;
}

#fbCard .author {
    font-family: 'San Francisco', -apple-system, BlinkMacSystemFont, '.SFNSText-Regular', sans-serif;
    font-size: 11px;
    line-height: 11px;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    color: #90949c !important;
    margin-top: 5px !important;
    margin-bottom: 5px !important;
}

#twCard.summary {
    display: flex;
    width: 550px;
    margin: 20px auto !important;
    border: 1px rgba(0, 0, 0, .3) solid !important;
    border-radius: .42857em;
}


#twCard.summary .image {
    flex: initial;
    width: 125px !important;
    height: 125px !important;
    min-width: 125px !important;
    text-align: center !important; /* ensures the image is always in the h-middle */
    overflow: hidden !important; /* hide the cropped portion */
}

#twCard.summary > div > img {
    max-width: none !important; /* print css put max-width 100% to every element */
    height: 125px !important;
    position: relative; /* allows repositioning */
    left: 50%;
    transform: translate(-50%,0)
}

#twCard.summary_large_image {
    display: flex;
    flex-direction: column;
    width: 560px;
    margin: 20px auto !important;
    border: 1px rgba(0, 0, 0, .3) solid !important;
    border-radius: .42857em;
}


#twCard.summary_large_image .image {
    flex: initial;
}

#twCard.summary_large_image .image img {
  max-width: 100%;
  max-height: 100%;
}


#twCard .header {
    flex: 1;
    box-sizing: border-box;
    padding: .75em !important;
    border-radius: .42857em;
    font-size:14px;
    font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;
}

#twCard.summary {
     width: calc(100% - 8.81667em - 2px) !important;
} 

#twCard .title {
    margin: 0 0 .15em !important;
    font-weight: bold;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

#twCard .desc {
    text-align: left;
}

#twCard .author {
    margin-top: .32333em !important;
    font-size:14px;
    text-transform: lowercase;
    color: #8899A6 !important;
    max-height: 1.3em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

h1 {
    font-size: 1em;
    text-transform: none;
    font-family: "GuardianAgateSans1Web", "Helvetica Neue", Helvetica, Arial, "Lucida Grande", sans-serif;
}


/* In 'social share' mode, hide everything in the article that isn't the social media cards. */
body > :not(#twCard, #twHeader, #fbCard, #fbHeader) {
    display: none !important;
}