.bs-section {
    background-position: top;
    background-repeat: no-repeat;
    background-size: cover;
    padding: 30px 0px;
}
.bs-button-group{
    margin-top: 20px;
}
input[type=submit].bs-button.btn-iniciar{
    color: #fff !important;
    width: auto !important;
    height: 40px !important;
    line-height: 40px !important;
}