.conte_blog{
    padding: 30px;
    padding-top: 250px;
    width: 80%; 
    margin-left: auto;
    margin-right: auto;
    color: #888;
    line-height: 1.5;
} 
.negrita{
    font-weight: bold;
}
.enviar{
    background: #F3A46B;
}