/* -- form validation */
.invalid {
border-color:red;
}

label.invalid {
color:red;
}

/* -- buttons */
#editor-xtd-buttons {
padding:5px;
}

.button2-left,.button2-right,.button2-left div,.button2-right div {
float:left;
}

.button2-left a,.button2-right a,.button2-left span,.button2-right span {
display:block;
height:22px;
float:left;
line-height:22px;
font-size:11px;
color:#666;
cursor:pointer;
}

.button2-left span,.button2-right span {
cursor:default;
color:#999;
}

.button2-left .page a,.button2-right .page a,.button2-left .page span,.button2-right .page span {
padding:0 6px;
}

.page span {
color:#000;
font-weight:700;
}

.button2-left a:hover,.button2-right a:hover {
text-decoration:none;
color:#0B55C4;
}

.button2-left a,.button2-left span {
padding:0 24px 0 6px;
}

.button2-right a,.button2-right span {
padding:0 6px 0 24px;
}

.button2-left {
background:url(../images_general/j_button2_left.png) no-repeat;
float:left;
margin-left:5px;
}

.button2-right {
background:url(../images_general/j_button2_right.png) 100% 0 no-repeat;
float:left;
margin-left:5px;
}

.button2-left .image {
background:url(../images_general/j_button2_image.png) 100% 0 no-repeat;
}

.button2-left .readmore {
background:url(../images_general/j_button2_readmore.png) 100% 0 no-repeat;
}

.button2-left .pagebreak {
background:url(../images_general/j_button2_pagebreak.png) 100% 0 no-repeat;
}

/* Tooltips */
div.tooltip {
float:left;
background:#ffc;
border:1px solid #D4D5AA;
max-width:200px;
padding:5px;
}

div.tooltip h4 {
font-size:95%;
font-weight:700;
background:url(../images_general/selector-arrow.png) no-repeat;
margin:-15px 0 0;
padding:15px 0 5px;
}

div.tooltip p {
font-size:90%;
margin:0;
}

/* Caption fixes */
.img_caption.left {
float:left;
margin-right:1em;
}

.img_caption.right {
float:right;
margin-left:1em;
}

.img_caption.left p {
clear:left;
text-align:center;
}

.img_caption.right p {
clear:right;
text-align:center;
}

/* Calendar */
a img.calendar {
width:16px;
height:16px;
margin-left:3px;
background:url(../images_general/calendar.png) no-repeat;
cursor:pointer;
vertical-align:middle;
}

<dl id="system-message">
<dt class="message">Mensaje</dt>
<dd class="message message fade">
<ul>
<li>Gracias por su correo electrónico</li>
</ul>
</dd>
</dl>
/* System Messages */
#system-message {
margin:0 auto;
padding:0;
}

#system-message dt {
font-weight:700;
margin:10px;
}

#system-message dd {
background:url(../images/info.png) top left no-repeat;
font-weight:700;
text-indent:30px;
width:300px;
height:70px;
margin:0 auto;
padding:10px;
}

#system-message dd ul {
color:#666;
list-style:none;
height:70px;
}

#system-message dd.error ul {
color:#c00;
border-top:3px solid #DE7A7B;
border-bottom:3px solid #DE7A7B;
}

#system-message dd.notice ul {
color:#c00;
border-top:3px solid #F0DC7E;
border-bottom:3px solid #F0DC7E;
}

/* Debug */
#system-debug {
color:#ccc;
background-color:#fff;
margin:10px;
padding:10px;
}

#system-debug div {
font-size:11px;
}

#system-message dt.message,#system-message dt.error,#system-message dt.notice {
display:none;
}

#errorboxoutline,#buscador_google {
text-align:center;
margin:20px;
}