From Acadēmīa Latīnitātis
.note {
background-position: left 7px top 50%;
padding: 0.5em 0.5em 0.5em 40px;
margin: 0.5em 0;
overflow: hidden;
background-color: #f8f9fa;
background-repeat: no-repeat;
border: 1px solid #ddd;
}
.note-inline {
display: inline-block;
vertical-align: middle;
}
.note-info {
background-color: #f6efe5;
/* [[File:OOjs_UI_icon_reference_20_ac6600.svg]] */
background-image: url(https://upload.wikimedia.org/wikipedia/commons/d/d5/OOjs_UI_icon_reference_20_ac6600.svg);
background-size: 25px;
border-color: #ac6600;
padding-left: 40px;
min-height: 28px;
}
.note-reminder {
background-color: #fff9ea;
/* [[File:OOjs_UI_icon_lightbulb-yellow.svg]] */
background-image: url(https://upload.wikimedia.org/wikipedia/commons/a/a8/OOjs_UI_icon_lightbulb-yellow.svg);
background-size: 25px;
border-color: #fc3;
min-height: 28px;
}
.note-warn {
background-color: #fff9ea;
/* [[File:OOjs_UI_icon_alert-warning.svg]] */
background-image: url(https://upload.wikimedia.org/wikipedia/commons/3/3b/OOjs_UI_icon_alert-warning.svg);
background-size: 25px;
border-color: #fc3;
min-height: 28px;
}
.note-error {
background-color: #fee7e6;
/* [[File:OOjs_UI_icon_notice-destructive.svg]] */
background-image: url(https://upload.wikimedia.org/wikipedia/commons/b/bf/OOjs_UI_icon_notice-destructive.svg);
background-size: 25px;
border-color: #c33;
min-height: 28px;
}
.note-error {
background-color: #fee7e6;
/* [[File:OOjs_UI_icon_notice-destructive.svg]] */
background-image: url(https://upload.wikimedia.org/wikipedia/commons/b/bf/OOjs_UI_icon_notice-destructive.svg);
background-size: 25px;
border-color: #c33;
min-height: 28px;
}
.note-see {
background-color: #ededed;
/* [[File:OOjs_UI_icon_notice-destructive.svg]] */
background-image: url(https://upload.wikimedia.org/wikipedia/commons/f/f1/Books_Flat_Icon_Vector.svg);
background-size: 20px;
border-color: #a9a9a9;
min-height: 23px;
}