Template:Memo/styles.css

.memorandum {
    position: relative;
    background-color: #fafac8;
    width: 100%;
    height: auto;
    margin: 5px auto;
    padding: 0;
    border-radius: 5px;
    box-sizing: border-box;
}

.memorandum.inline {
    display: inline-block;
    width: auto;
    height: auto;
}

.memorandum > .content {
    display: inline-block;
    position: static !important;
    width: calc(100% - 75px);
    height: auto;
    vertical-align: middle;
    margin: 10px;
    margin-left: 65px;
    padding: 0;
    box-sizing: border-box;
}

.memorandum > .content::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    background-color: #fae164;
    width: 5px;
    height: auto;
    border-radius: 5px 0 0 5px;
    margin: 0;
    padding: 0;
}

.memorandum > .content::after {
    content: "";
    position: absolute;
    top: 0;
    left: 5px;
    bottom: 0;
    width: 60px;
    height: auto;
    /* File:OOjs UI icon lightbulb-yellow.svg: https://commons.wikimedia.org/wiki/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-repeat: no-repeat;
    background-position: center;
    background-size: 30px 30px;
    text-align: center;
    vertical-align: middle;
    margin: 0;
    padding: 0;
}

.memorandum > .content small {
    font-size: small;
}

.memorandum > .content big {
    font-size: large;
}