/* 使用黑幕，只要<span class="heimu" title="你知道的太多了">输入你想加的文字</span>即可 */

span.heimu a.external,
span.heimu a.external:visited,
span.heimu a.extiw,
span.heimu a.extiw:visited {
    color: #252525;
}
.heimu,
.heimu a,
a .heimu,
.heimu a.new {
    background-color: #252525;
    color: #252525;
    text-shadow: none;
}
body:not(.heimu_toggle_on) .heimu:hover,
body:not(.heimu_toggle_on) .heimu:active,
body:not(.heimu_toggle_on) .heimu.off {
    transition: color .13s linear;
    color: white;
}
body:not(.heimu_toggle_on) .heimu:hover a,
body:not(.heimu_toggle_on) a:hover .heimu,
body:not(.heimu_toggle_on) .heimu.off a,
body:not(.heimu_toggle_on) a:hover .heimu.off {
    transition: color .13s linear;
    color: lightblue;
}
body:not(.heimu_toggle_on) .heimu.off .new,
body:not(.heimu_toggle_on) .heimu.off .new:hover,
body:not(.heimu_toggle_on) .new:hover .heimu.off,
body:not(.heimu_toggle_on) .heimu.off .new,
body:not(.heimu_toggle_on) .heimu.off .new:hover,
body:not(.heimu_toggle_on) .new:hover .heimu.off {
    transition: color .13s linear;
    color: #BA0000;
}

/* 使用黑幕 */

.overlay-img {
    transition: transform 0.25s;
}

.overlay {
    transition: opacity 0.25s;
}

.small {
    display: block;
    margin: 0 auto;
    width: 60%;
    cursor: zoom-in;
}

/* 添加图片说明，只要<span class="caption">输入你想加的文字</span>即可 */

.caption {
    font-style: italic;
    font-size: 0.8em;
    color: #666;
    display: block;
    text-align: center;
}