/**** articles ****/

article.box {
    position: relative;
    margin: 2% auto;
    border-style: solid None None;
    border-width: 1px;
    padding: 2%;
    max-height: 7em;
    overflow: hidden;
    transition: max-height 2s;
}

.main_article article.box:not(.clicked) {
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 0;
}

/* header */

header .metadata {
    text-align: right;
}

article .author {
    font-weight: bold;
}

article .author::after {
    content: ", ";
}


/* content */

article div.content {
    text-align: justify;
    font-size: 0.9em;
}

article img {
    max-width: 100%;
    margin: 0;
}

.expand_box {
    display: none;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
}

.expand_box::before {
    background-image: linear-gradient(to bottom,rgba(0,0,0,0),#ffffff);
    display: block;
    content: "";
    width: 100%;
    height: 4em;
    border: none;
}

.expand_box p {
    background-color: white;
    margin: 0;
    text-align: center;
    font-weight: bold;
    font-size: 0.8em;
    border-style: solid none dotted none;
    border-width: 1px 0 1px;
    border-bottom-color: gray;
}

.main_article .expand_box {
    display: initial;
}

/**** comments ****/

button.comments_btn {
    border: none;
    font-weight: bold;
    display: block;
    margin: 0 10% 0 auto;
    border-radius: 1em;
    background:  #b8bcc4;
    color: #4d4d4d;
}

button.comments_btn:active {
    background: #4d4d4d;
    color: #b8bcc4;
}

.comments_panel {
    max-height: 0;
    opacity: 0;
    transition: max-height 2s, opacity 4s;
    overflow: hidden;
}

.comments_panel.show {
    max-height: 10000px;
    overflow: auto;
    opacity: 1;
}

.comments article {
    background-color: #9ca0a8;
    border: None;
}

.comment_post {
    text-align: center;
}

.comment_post input {
    display: block;
    margin: 0 auto;
}

.comment_post textarea {
    border-style: solid;
    border-width: 1px  0;
    border-color: black;
    max-width: 100%;
}

/**** media queries ****/

@media (min-width: 500px) {
    article.box {
        width: 80%;
        border-style: solid solid none solid;
    }
    .comments article.box {
        width: 30rem;
        margin: 2% auto;
        border: none;
    }
    .comment_post textarea {
        border-width: 1px;
        border-radius: 1em;
        border: solid 1px;
        padding: 0.5em;
    }

}

/**** clicked ****/

.main_article article.clicked {
    max-height: 10000px;
    border-bottom-style: solid;
    overflow: auto;
}

.clicked .expand_box {
    display: none;
}