.attachment {
    overflow: auto;
    margin-bottom: 20px;
}
.attachment a {
    color: #8c34e5;
    text-decoration: none;
}

.attachment a:hover {
    text-decoration: underline;
}

.attachment .preview-thumbnail-container {
    position: relative;
    cursor: pointer;
    width: 380px;
    float: left;
    padding-bottom: 10px;
}

.attachment .preview-thumbnail-container .overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 4em;
    cursor: pointer;
    -webkit-text-stroke: 3px white;
    background-position: center center;
}

.attachment .preview-thumbnail-container img.preview-video {
    border-radius: 20px;
    width: 100%;
    max-height: 214px;
    user-select: none;
}

.attachment .preview-thumbnail-container img.preview-image {
    max-width: 380px;
    border-radius: 20px;
}

.attachment .preview-thumbnail-container img.preview-website {
    border-radius: 20px;
    width: 100%;
    user-select: none;
}

.attachment .preview-title {
    box-sizing: border-box;
    margin-left: 400px;
    font-weight: 700;
    color: #b4b4b4;
    user-select: none;
    font-size: 1.0em;
    word-wrap: anywhere;
}

.attachment .preview-title .source {
    margin-top: 10px;
    font-size: 0.8em;
    font-weight: normal;
}

.attachment .preview-title .drop-controls {
    margin-top: 20px;
    font-weight: normal;
}