查看MediaWiki:Gadget-ReferenceTooltips.css的源代码

/* See [[mw:Reference Tooltips]] */
 
.referencetooltip {
        position: absolute;
        list-style: none;
        list-style-image: none;
        opacity: 0;
        font-size: .6em;
        margin: 0;
        z-index: 5;
        padding: 0;
}
.referencetooltip li {
        border: #aaa 1px solid;
        border-radius: 6px;
        max-width: 260px;
        padding: 10px 8px 13px 8px;
        margin: 0px;
        background-color: #F7F7F7;
        box-shadow: 2px 4px 2px rgba(0,0,0,0.3);
        -moz-box-shadow: 2px 4px 2px rgba(0,0,0,0.3);
        -webkit-box-shadow: 2px 4px 2px rgba(0,0,0,0.3);
}
.referencetooltip li+li {
        margin-left: 7px;
        margin-top: -2px;
        border: 0;
        padding: 0;
        height: 3px;
        width: 0px;
        background-color: transparent;
        box-shadow: none;
        -moz-box-shadow: none;
        -webkit-box-shadow: none;
        border-top: 12px #aaa solid;
        border-right: 7px transparent solid;
        border-left: 7px transparent solid;
}
.referencetooltip>li+li::after {
        content: '';
        border-top: 8px #F7F7F7 solid;
        border-right: 5px transparent solid;
        border-left: 5px transparent solid;
        margin-top: -12px;
        margin-left: -5px;
        z-index: 1;
        height: 0px;
        width: 0px;
        display: block;
}
.client-js body .referencetooltip li li {
        border: none;
        box-shadow: none;
        -moz-box-shadow: none;
        -webkit-box-shadow: none;
        height: auto;
        width: auto;
        margin: auto;
        padding: 0;
        position: static;
}
.RTflipped {
        padding-top: 13px;
}
.referencetooltip.RTflipped li+li {
        position: absolute;
        top: 2px;
        border-top: 0;
        border-bottom: 12px #aaa solid;
}
.referencetooltip.RTflipped li+li::after {
        border-top: 0;
        border-bottom: 8px #F7F7F7 solid;
        position: absolute;
        margin-top: 7px;
}
.RTsettings {
        float: right;
        height: 16px;
        width: 16px;
        cursor: pointer;
        background-image: url(//upload.wikimedia.org/wikipedia/commons/e/ed/Cog.png);
        margin-top: -9px;
        margin-right: -7px;
        -webkit-transition: opacity 0.15s;
        -moz-transition: opacity 0.15s;
        -o-transition: opacity 0.15s;
        -ms-transition: opacity 0.15s;
        transition: opacity 0.15s;
        opacity: 0.6;
        filter: alpha(opacity=60);
}
.RTsettings:hover {
        opacity: 1;
        filter: alpha(opacity=100);
}
.RTTarget {
        border: #aaa 1px solid;
}