section#sectionPartecipants{display: none;}
div#divAlert{display: none;}

.mt50 {
  margin-top: 50px;
}
.mb50 {
  margin-bottom: 50px;
}

.contactForm input:not([type="checkbox"]),textarea,select {
    height: 50px !important;
    border: solid 1px #e3e3e3 !important;
    padding: 10px 25px !important;
    margin-bottom: 15px !important;
    -webkit-border-radius: 0px !important;
  -moz-border-radius: 0px !important;
  border-radius: 0px !important;
  -webkit-box-shadow: none !important;
-moz-box-shadow: none !important;
box-shadow: none !important;
  }
.contactForm textarea {
    height: auto;
  }
.contactForm  button {
  -webkit-border-radius: 0px;
-moz-border-radius: 0px;
border-radius: 0px;
  }