.semana{
    min-width: 174px !important;
    padding-right: 2px!important;
    padding-left: 2px!important;
}
.semanaadd{
    min-width: 100px !important;
    padding-right: 2px!important;
    padding-left: 2px!important;
}
.aula_horas{
    min-width: 76px !important;
    padding-right: 2px!important;
    padding-left: 15px!important;
}