#txt_bienvenida{
    margin-top: 120px;
}
#siempre_igual{
    margin-top : 1%;
    width : 380px;
    overflow : hidden;
    padding-right: 28px;
    position: absolute;
    left: calc(50% - 190px);
    top: calc(50% - 195px);
}
form.my_form{
    margin-top : 15px;
}

.form-group {
    margin-bottom: 10px;
}
.widget-login{
  padding-bottom: 10px;
}