Colored box/style.css

.mw-tpl-colorbox {

box-sizing: border-box;
margin: 0.5em 0.5em 1em 0.5em;
border-radius: 0.2em;
background: #fff;
box-shadow: 0 0 0.2em #999999;

}

.mw-tpl-colorbox-title {

background: #eaecf0;
color: #000000;
border-radius: 0.2em 0.2em 0 0;
padding: 0.5em 1em 0.5em 1em;

}

.mw-tpl-colorbox-title-icon {

opacity: 0.8;

}

.mw-tpl-colorbox-title-corner {

float: right;
font-size: 0.7em;

}

.mw-tpl-colorbox-content {

padding: 0.5em 1em 0.5em 1em;

}

.mw-tpl-colorbox-content::after { content: ""; display: block; clear: both; }