doc {
 display: block;
 margin-top: 15px; margin-left: 10px;
}
p {
 display: block;
 margin-bottom: 20px;
}
note:before {
 content: "Warning!\a0\a0";
 font-weight: bold;
}
note {
 border: solid red;
 padding: 5px 5px 5px 5px;
 margin-bottom: 20px;
}