:root{
  --primo: #ee7e01;
  --secondo: #a45321;
  --terzo: #D6D6D6;
  --quarto: #ededed;
  --quinto: #99697D;
  --rosso: #B32E2C;
  --grigio: #666666;
  --azzurro: #A9C4D5;
  --nero: #111111;
  --t: .3s;
}
@font-face {
  font-family: 'helvetica_neue_lt_std_55_roman';
  src: 
    url('../fonts/helvetica_neue_lt_std/helvetica_neue_lt_std_55_roman.woff2') format('woff2'),
    url('../fonts/helvetica_neue_lt_std/helvetica_neue_lt_std_55_roman.woff') format('woff');
  font-weight: normal;
  font-style: normal;
}
@font-face {
  font-family: 'helvetica_neue_lt_std_45_light';
  src: url('../fonts/helvetica_neue_lt_std/helvetica_neue_lt_std_45_light.woff2') format('woff2'),
    url('../fonts/helvetica_neue_lt_std/helvetica_neue_lt_std_45_light.woff') format('woff');
  font-weight: 100;
  font-style: normal;
}
@font-face {
  font-family: 'helvetica_neue_lt_std_75_bold';
  src: 
    url('../fonts/helvetica_neue_lt_std/helvetica_neue_lt_std_75_bold.woff2') format('woff2'),
    url('../fonts/helvetica_neue_lt_std/helvetica_neue_lt_std_75_bold.woff') format('woff');
  font-weight: bold;
  font-style: normal;
}
body{
  font-family: "helvetica_neue_lt_std_55_roman";
}
.text-primo{color: var(--primo);}
.text-secondo{color: var(--secondo);}
.text-quinto{color: var(--quinto);}
.text-rosso{color: var(--rosso);}
.text-girgio{color: var(--grigio);}
.bg-primo{background-color: var(--primo);}
.bg-secondo{background-color: var(--secondo);}
.bg-terzo{background-color: var(--terzo);}
.bg-quarto{background-color: var(--quarto);}
.bg-quinto{background-color: var(--quinto);}
.bg-rosso{background-color: var(--rosso);}
.bg-primo-transparent{background-color: rgba(231, 113, 41, .8);}
.bg-nero-transparent{background-color: rgba(17, 17, 17, .7);}
.border-primo{
  border: 1px solid var(--primo)
}
a{
  color: var(--light);
  text-decoration: none;
}
a:hover{
  color: var(--light);
  text-decoration: none;
}
.a-bg-bianco{
  color: var(--primo);
  transition: var(--t);
}
.a-bg-bianco:hover{
  color: var(--secondo);
}
.btn.btn-primo{
  color: var(--light);
  background-color: var(--primo);
  border-radius: 0;  
}
.btn.btn-primo:focus, .btn.btn-primo:hover{
  background-color: var(--secondo);
}
.btn.btn-outline-primo{
  color: var(--primo);
  background-color: var(--white);
  border-color: var(--primo);
  border-radius: 0;  
}
.btn.btn-outline-primo:focus, .btn.btn-outline-primo:hover{
  color: var(--white);
  background-color: var(--primo);
}
.btn.btn-bianco{
  color: var(--secondo);
  background-color: var(--light);
  border-radius: 0;
}
.btn.btn-rosso{
  color: var(--light);
  background-color: var(--rosso);
  border-radius: 0;  
}
.form-control {
  border-radius: 0;
  transition: var(--t);
}
.form-control:focus {
  color: var(--primo);
  border-color: var(--primo);
  box-shadow: none;
  transition: var(--t);
}
.form-control.is-invalid, .was-validated .form-control:invalid, .form-control.is-invalid:focus, .was-validated .form-control:invalid:focus {
  color: var(--danger);
  box-shadow: none;
}
.form-control.is-valid, .was-validated .form-control:valid, .form-control.is-valid:focus, .was-validated .form-control:valid:focus {
  color: var(--success);
  box-shadow: none;
}
.custom-checkbox .custom-control-label::before {
  border-radius: 0;
}
.custom-control-input:checked~.custom-control-label::before {
  border-color: var(--primo);
  background-color: var(--primo);
}
.navbar-toggler{
  position: relative;
  width: 35px;
  height: 21px;
  border: 0;
}
.navbar-toggler:focus{
  box-shadow: none;
}
.navbar-toggler span{
  position: absolute;
  width: 100%;
  height: 1px;
  background-color: var(--white);
  transition: .2s;
}
.navbar-toggler span:nth-child(1){
  top: 0;
  left: 0;
}
.navbar-toggler span:nth-child(2){
  top: 10px;
  left: 0;
}
.navbar-toggler span:nth-child(3){
  top: 20px;
  left: 0;
}
.navbar-toggler.open span:nth-child(1){
  transform-origin: top left;
  transform: rotate(30.964deg);
}
.navbar-toggler.open span:nth-child(2){
  width: 0;
  left: 0;
}
.navbar-toggler.open span:nth-child(3){
  transform-origin: top left;
  transform: rotate(-30.964deg);
}
.nav-tabs {
  border-bottom: 0;
}
.nav-tabs .nav-item.show .nav-link, .nav-tabs .nav-link.active {
  background-color: transparent;
  border: 0;
}
.nav-tabs .nav-link:focus, .nav-tabs .nav-link:hover {
  border-color: transparent;
}
.nav-link.active p{
  color: var(--dark);
}
.download-biblio{
  width: 54px; 
  height: 54px;
  background-image: url(../images/cerchio.svg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}
.download-biblio img{
  width: 16px;
  height: 16px;
}

.page-item:first-child .page-link {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}
.page-item:last-child .page-link {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}
.page-link {
  color: var(--primo);
  border: 1px solid var(--primo);
}
.page-item.active .page-link {
  background-color: var(--primo);
  border-color: var(--primo);
}
.page-link:hover {
  color: var(--light);
  background-color: var(--primo);
  border-color: var(--primo);
  opacity: .7;
}
.page-link:focus {
  box-shadow: none;
}
ul, ol{
  padding-left: 20px;
}
.banner{
  background: url('../images/banner.png');
  background-position: center;
  background-size: cover;
  min-height: 700px;
  font-family: "helvetica_neue_lt_std_55_roman";
}
.banner-offset{
  background: url('../images/banner.png');
  background-position: center;
  background-size: cover;
  min-height: 300px;
}
.banner .r-1{
  font: 55px "helvetica_neue_lt_std_55_roman";
}
.banner .r-2{
  font: 45px "helvetica_neue_lt_std_45_light";
}
.banner .btn.btn-rosso{
  font-size: 24px;
}
.descrizione h2{
  font: 33px "helvetica_neue_lt_std_45_light";
}
.descrizione div{
  font: 20px "helvetica_neue_lt_std_55_roman";
  color: #666666;
}

.sezione h2{
  color: var(--primo);
  border-bottom: 3px solid #D6D6D6;
}
.capitolo-abstract{
  color: var(--quinto);
}
.nav .nav-item .nav-link.active{
  background-color: var(--quarto);
}
.b-azz{
  width: 30px;
  border-bottom: 3px solid var(--primo);
}
.b-azz.active{
  width: 30px;
  border-bottom: 3px solid var(--rosso);
}
.b-grr{
  font-size: 22px;
  color: var(--primo);
  width: 100%;
  border-bottom: 3px solid var(--grigio);
}
.b-grr.active{
  font-size: 22px;
  color: var(--rosso);
  width: 100%;
  border-bottom: 3px solid var(--grigio);
}

.video{
  background-image: url(../images/banner-video.jpg);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
}
.video img{
  cursor: pointer;
}
footer .container{
  min-height: 162px;
  font: 16px "helvetica_neue_lt_std_55_roman";
}
footer .container a{
  color: var(--light);
}
footer .container a:hover{
  text-decoration: none;
}
.grecaptcha-badge{
  display: none;
};