body {
    background: #8360c3;  /* fallback for old browsers */
background: -webkit-linear-gradient(to right, #2ebf91, #8360c3);  /* Chrome 10-25, Safari 5.1-6 */
background: linear-gradient(to right, #2ebf91, #8360c3); /* W3C, IE 10+/ Edge, Firefox 16+, Chrome 26+, Opera 12+, Safari 7+ */

}
#descripcion{
    resize:none;
}
.centrado {
text-align: center;
vertical-align: middle;
}