@media (max-width:1170px){
.section-subtitle{
max-width:60%;
}
.banner_section .carousel-item{
height:90vh;
}
}
@media (max-width:991px){
.about .banner_section,
.product .banner_section,
.gallery .banner_section,
.contact .banner_section,
.distributors .banner_section{
padding-top:12.5rem;
padding-bottom:3rem;
}
.header .navbar{
background-size:cover;
padding:2rem;
}
.header .navbar-nav{
margin-top:2rem;
}
.header .navbar-nav .nav-link{
padding:0.2rem 0.5rem;
margin-bottom:1rem;
}
.header .header_right span{
padding:0.2rem 0.5rem;
}
}
@media (max-width:767px){
body,html{
font-size:8px;
}
.section-subtitle{
max-width:80%;
}
.banner_section{
min-height:70vh;
}
.banner_section .carousel-item{
height:70vh;
}
}
@media (max-width:590px){
  body,html{
  font-size:7px;
  }
}