/*Информационный блок*/
.message-warning {  
background-attachment: scroll;
background-clip: border-box;
background-color: rgb(8, 8, 8);
background-image: url("/images/warning-bg.jpg");
background-origin: padding-box;
background-position: 0px 0px;
background-repeat: no-repeat;
background-size: auto;
border-bottom-color: rgb(152, 107, 68);
border-bottom-style: solid;
border-bottom-width: 1px;
border-left-color: rgb(152, 107, 68);
border-left-style: solid;
border-left-width: 1px;
border-right-color: rgb(152, 107, 68);
border-right-style: solid;
border-right-width: 1px;
border-top-color: rgb(152, 107, 68);
border-top-style: solid;
border-top-width: 1px;
color: rgb(186, 191, 186);
font-family: "Arial", "Helvetica", sans-serif;
font-size: 12px;
line-height: 150%;
margin-bottom: 12px;
margin-left: 0px;
margin-right: 0px;
margin-top: 0px;
padding-bottom: 13px;
padding-left: 48px;
padding-right: 13px;
padding-top: 13px;
word-wrap: break-word;
}
/*Конец Информационного блока*/

<div class="message-warning">
<b>Внимание!</b>
<br/>
Любое ваше сообщение. Lorem ipsum dolor sit amet, alia eligendi et sed, duo ex mollis eripuit accusam. Ad sed populo contentiones, eu solet appellantur vim. Sea ex consul vidisse apeirian, corpora sententiae mel id, wisi mundi adversarium no pro. Ei lucilius dissentiet quo. Paulo constituto quo ne, id case omnis fuisset his.  
</div>