/* ================================== */
/* ========== 250px to 575.99px  */
/* ================================== */
@media (min-width: 250px) and (max-width: 575.99px) {
    .custom-collapse {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease, opacity 0.5s ease;
  opacity: 0;
}

.custom-collapse.show {
  max-height: 500px; /* Estimated height of menu */
  opacity: 1;
}
  .navbar-brand img {
    height: 40px;
  }
  .menu-icon {
    width: 25px;
  }
  .navbar {
    height: 50px;
  }
  .custom-collapse a.viewon_button{
    display: none;
  }
.nav-item .nav-link {
	margin-right: 0px;
	font-size: 14px;
	padding-left: 23px;
}
  .custom-collapse {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease, opacity 0.5s ease;
    opacity: 0;
    background: #061029;
    border-radius: 16px;
  }
  .navbar-nav .nav-link:hover,
  .navbar-nav .nav-link.active {
    background: linear-gradient(
      176.67deg,
      rgba(105, 65, 210, 0.21) 7.28%,
      rgba(3, 10, 29, 0.24) 54.64%,
      rgba(105, 65, 210, 0.02) 80.97%
    );
    border: 1px solid transparent; /* 0.5px না, 1px ব্যবহার করুন */
    border-image-source: linear-gradient(
      199.11deg,
      rgba(149, 131, 198, 0.64) 14.38%,
      rgba(149, 131, 198, 0) 73.3%
    );
    border-image-slice: 1;
    color: #fff;
    border-radius: 8px;
    transition: all 0.3s ease;
  }

  #matters_area .mettars_image .matters_card {
    padding: 8px 10px;
  }
  .container-fluid {
    padding-right: auto !important;
    padding-left: auto !important;
  }
  #hero_section_area .hero_content {
    padding: 41px 0 0 0 !important;
    text-align: center;
  }
  .viewon_button.grow-right {
    transform-origin: center;
  }
  #hero_section_area .hero_img {
    display: none;
  }
  #hero_section_area .hero_content {
    padding: 50px 0 0 0;
  }
  .container,
  .container-fluid,
  .container-lg,
  .container-md,
  .container-sm,
  .container-xl,
  .container-xxl {
    width: 100%;
    padding-right: var(--bs-gutter-x, 0.75rem);
    padding-left: var(--bs-gutter-x, 0.75rem);
    margin-right: auto;
    margin-left: auto;
  }
  .milestones_card {
    margin: 0px;
    padding: 20px;
    margin-bottom: 26px;
  }
  .milestones_card a {
    display: none;
  }
  .milestones_img {
    margin-top: -20px;
  }
  .innovate_img {
    margin-top: 30px;
  }
#hero_section_area .hero_content h1 {
	font-size: 32px;
	text-align: center;
}
#hero_section_area .hero_ab h1 {
	font-size: 22px;
	text-align: center;
}
#hero_section_area .hero_ab h1 br{
	display: none;
}
#hero_section_area .hero_content p {
	font-size: 14px;
	line-height: 17px;
	text-align: center;
	margin-bottom: 20px;
	/* font-weight: 400; */
}
  #school_sponsar {
    padding-top: 50px;
    padding-bottom: 50px;
    background-color: var(--dark_color);
  }
.viewon_button {
	height: unset !important;
	padding: 9.5px 28px;
	font-size: 14px;
	line-height: unset !important;
	margin: 0 auto;
}
  #hero_section_area .hero_content p br {
    display: none;
  }
.slick-slide img {
	width: 90%;
}
.slick-slide img.slide_icon {
	width: 45px;
}
#school_sponsar p {
	font-size: 14px;
	margin-top: 8px;
	margin-left: 0px;
}
#school_sponsar p br{
  display: none;
}
#matters_area .mettar_title h3 {
	font-size: 30px;
	line-height: 20px;
	text-align: center;
}
  #matters_area {
    padding-top: 0px;
  }
#matters_area .mettar_title p {
	font-size: 14px;
	line-height: 17px;
	text-align: center;
	width: 100%;
	margin-top: 15px;
}
#matters_area .mettars_image .matters_img_card {
	position: unset;
	bottom: 20px;
	width: 100%;
	margin-top: 20px;
	display: block !important;
}
#matters_area .mettars_image .matters_card h4 {
	font-size: 18px;
	line-height: 20px;
}
#matters_area .mettars_image .matters_card p {
	padding: 8px 0px 0px 0px;
	font-size: 14px;
}
  #matters_area .mettars_image .matters_card {
    padding: 8px 15px;
  }
  #matters_area .mettars_image .matters_logo_over {
    display: none;
  }
 .mobile_none{
    display: none;
 }
  #matters_area .mettars_image {
    margin-bottom: 0px !important;
  }
  .matters_right_card {
    margin-top: 32px !important;
  }
.matters_right_card .matters_card2 h4 {
	font-size: 20px;
}
.matters_right_card .matters_card2 p {
	font-size: 14px;
	line-height: 20px;
}
#mission_vision_section h3 {
	font-size: 20px;
	margin-bottom: 26px;
	line-height: 20px;
	text-align: center;
}
#mission_vision_section {
	padding-top: 40px;
}
  .mettar_title {
    text-align: center;
  }
 #mission_vision_section .vision_card p {
	font-size: 14px;
	text-align: center;
	line-height: 18px;
  margin-bottom: 20px;
}
#mission_vision_section .mission_box p {
	font-size: 14px;
	margin-top: 8px;
	margin-bottom: 0px;
}
.matters_card2 {
	padding: 12px 8px 20px 12px;
	text-align: start;
}
.milestones_text h3 {
	font-size: 20px;
	line-height: 20px;
}
.milestones_text p {
	font-size: 14px;
	line-height: 14px;
	margin-bottom: 0px;
}
  #innovate_area {
    padding: 50px 0px;
  }
  .innovate_title h3 {
    font-size: 21px;
    margin-bottom: 40px;
    margin-top: 0px;
    padding-top: 0;
    line-height: 20px;
    text-align: center;
  }
.innovate_text p {
	font-size: 14px;
	margin-bottom: 5px;
	line-height: 18px;
	text-align: center;
}
  .innovate_text a {
    display: none;
  }
.future_title h3 {
	font-size: 24px;
	padding-top: 25px;
	line-height: 24px;
	margin-bottom: 0px;
}
  .future_title h3 br {
    display: none;
  }
  #future_area {
    padding: 10px 0px;
  }
.future_text p {
	font-size: 14px;
	padding-top: 24px;
	padding-bottom: 40px;
	width: 100%;
	line-height: 18px;
}
.need_know_title h3 {
	font-size: 23px;
	line-height: 25px;
	margin-bottom: 20px;
}
  .need_know_title h3 br {
    display: none;
  }
  #need_know_area {
    padding-top: 40px;
  }
.need_know_title p {
	font-size: 14px;
	line-height: 18px;
}
.accordion-item:first-of-type .accordion-button {
	font-size: 16px;
	padding: 14px;
}
.accordion-body {
	font-size: 14px;
	line-height: 18px;
}
.accordion-button {
	font-size: 16px;
	padding: 14px;
	margin-bottom: 13px;
}
  .need_know_faq {
    margin-top: 40px;
  }
.contact_title h3 {
	font-size: 22px;
	line-height: 25px;
}
  .contact_title h3 br {
    display: none;
  }
  .contact_title h3 br {
    display: none;
  }
  .contact_title {
    padding: 35px 0;
  }
#contact_area .contact_box img {
	width: 30px;
	margin-top: 7px;
}
#contact_area .contact_box {
	padding: 10px 3px;
}
#contact_area .contact_box h3 {
	font-size: 16px;
	line-height: 15px;
	margin-top: 10px;
}
#contact_area .contact_box p {
	font-size: 14px;
	margin-bottom: 0px;
}
  #contact_area .contact_box p a {
    font-size: 14px;
  }
  #contact_area .col-4 {
    padding-right: 5px;
    padding-left: 5px;
  }
#contact_area {
	background-color: var(--dark_color);
	padding-bottom: 40px;
}
  #footer_area .footer_link ul li {
    margin-bottom: 0px;
  }
  #footer_area {
    padding-bottom: 50px;
  }
#footer_area .footer_link h4 {
	font-size: 16px;
}
#footer_area .footer_link ul li a {
	font-size: 14px;
}
.footer_logo a img {
	width: 30px;
  margin-bottom: 20px;
}

  /* ======= About Us Page  */
  #hero_section_area {
	padding-bottom: 0px !important;
}
.whats_viewonai_title h3 {
	font-size: 21px;
	margin-bottom: 10px;
}
.whats_viewonai_title h3 br{
	display: none;
}
#whats_viewonai {
	padding-top: 45px;
}
.whats_viewonai_title p {
	font-size: 10px;
	margin-bottom: 20px;
}
.about_us_slider_items {
	margin-right: 30px;
}
.contact_title p {
	font-size: 14px;
	line-height: 18px;
}
.aboutus_card_title {
	padding-bottom: 40px !important;
}
#contact_area .row .col-3 {
	padding: 3px;
}
#contact_area .contact_box {
	padding: 12px 20px;
}
.future_innovatores_title h3 {
	font-size: 22px;
	margin-bottom: 33px;
	text-align: center;
}
.faq_heroo h1 br{
  display: none;
}
.future_innovatores_title h3 br{
	display: none;
}
.future_innovatores_title {
	text-align: center;
}
#future_innovators_area .mettars_image .matters_card {

	display: none;
}
#future_innovators_area .mettars_image .matters_logo_over {
	position: absolute;
	top: -50px;
	left: 0;
	display: none;
}
#future_innovators_area .mettars_image {
	margin-top: 40px;
	margin-bottom: 35px !important;
}
#future_innovators_area .container-fluid{
    text-align: center !important;
}
.about_us_future_innovators_area .about_image_down_link{
    display: none;
}
.about_us_future_innovators_area .about_items_down_link{
    display: unset;
}
#future_innovators_area {
	padding-bottom: 50px;
}

/* ====== Contact Page  */
#contact_us_form_area{
    margin-top: 43px;
}
.contact_us_form h3 {
	font-size: 21px;
	line-height: 30px;
    margin-top: 60px;
}
.contact_us_form h3 br{
display: none;
}
#contact_us_form_area .innovate_form_box {
	padding: 0 0px;
}
#innovate_form_area {
	position: relative;
	padding-bottom: 140px;
	margin-top: 60px;
}
.innovate_title h3 {
	font-size: 28px;
	margin-bottom: 25px;
	margin-top: 0px;
	padding-top: 25px;
	line-height: 30px;
	text-align: center;
}
#innovate_form_area {
	position: relative;
	padding-bottom: 60px;
	margin-top: 60px;
}
#innovate_form_area .innovate_top_effect {
	position: absolute;
	top: 0;
	left: 50%;
	transform: translateX(-50%);
	width: 100%;
}
.innovate_input {
	padding: 10px 10px;
	font-size: 14px;
}
.innovate_title p {
	font-size: 14px;
	width: 100%;
}
.future_items_card img {
	width: 160px;
  margin-bottom: 10px;
}
.future_items_card h3 {
	font-size: 16px;
	margin-bottom: 10px;
}
.future_items_card h5 {
	font-size: 14px;
	margin-top: 0px;
}
.future_items_card p {
	font-size: 14px;
}
.future_items_card ul li {
	font-size: 14px;
}
#future_card_area {
	padding-bottom: 60px;
}
#course_card_area .course_box_title h3 {
	font-size: 21px;
}
.course_items_card p {
	font-size: 14px;
}
.course_items_card span {
	font-size: 16px;
}
.course_items_card {
	margin-bottom: 20px;
}
#course_card_area {
	margin-bottom: 60px;
}
}

/* ================================== */
/* ========== 576px to 767.99px  */
/* ================================== */
@media (min-width: 576px) and (max-width: 767.99px) {
    .custom-collapse {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease, opacity 0.5s ease;
  opacity: 0;
}

.custom-collapse.show {
  max-height: 500px; /* Estimated height of menu */
  opacity: 1;
}
  .nav-item .nav-link {
    margin-right: 30px;
  }
  #matters_area .mettars_image .matters_card {
    padding: 8px 10px;
  }
  .milestones_card a {
    display: none;
  }
  .custom-collapse a.viewon_button{
    display: none;
  }
.nav-item .nav-link {
    margin-right: 0px;
    font-size: 12px;
    padding-left: 20px;
  }
  .custom-collapse {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease, opacity 0.5s ease;
    opacity: 0;
    background: #061029;
    border-radius: 16px;
  }
  .navbar-nav .nav-link:hover,
  .navbar-nav .nav-link.active {
    background: linear-gradient(
      176.67deg,
      rgba(105, 65, 210, 0.21) 7.28%,
      rgba(3, 10, 29, 0.24) 54.64%,
      rgba(105, 65, 210, 0.02) 80.97%
    );
    border: 1px solid transparent; /* 0.5px না, 1px ব্যবহার করুন */
    border-image-source: linear-gradient(
      199.11deg,
      rgba(149, 131, 198, 0.64) 14.38%,
      rgba(149, 131, 198, 0) 73.3%
    );
    border-image-slice: 1;
    color: #fff;
    border-radius: 8px;
    transition: all 0.3s ease;
  }
  .container-fluid {
    padding-right: auto !important;
    padding-left: auto !important;
  }
  #hero_section_area .hero_content {
    padding: 50px 0 0 0 !important;
  }
  #hero_section_area .hero_img {
    display: none;
  }
  #hero_section_area .hero_content {
    padding: 50px 0 0 0;
  }
  .container,
  .container-fluid,
  .container-lg,
  .container-md,
  .container-sm,
  .container-xl,
  .container-xxl {
    width: 100%;
    padding-right: var(--bs-gutter-x, 0.75rem);
    padding-left: var(--bs-gutter-x, 0.75rem);
    margin-right: auto;
    margin-left: auto;
  }
  #school_sponsar {
	padding-top: 25px;
	padding-bottom: 10px;
}
  .milestones_card {
    margin: 10px;
    padding: 30px;
  }
  .milestones_card a {
    display: none;
  }
  .milestones_img {
    margin-top: 0px;
  }
  .innovate_img {
    margin-top: 30px;
  }
  #hero_section_area .hero_content h1 {
    font-size: 50px;
  }
  #hero_section_area .hero_content p {
    font-size: 16px;
    line-height: 20px;
  }
.slick-slide img {
	width: 90%;
}
.footer_logo  {
	margin-bottom: 30px;
}
  #school_sponsar p {
    font-size: 18px;
    margin-top: 15px;
    margin-left: 10px;
  }
  #matters_area .mettar_title h3 {
    font-size: 50px;
  }
  #matters_area .mettar_title p {
    font-size: 16px;
  }
  #mission_vision_section .vision_card p {
    font-size: 16px;
  }
  .milestones_text h3 {
    font-size: 50px;
    line-height: 44px;
  }
  .milestones_text p {
    font-size: 16px;
  }
  .innovate_title h3 {
    font-size: 50px;
    margin-bottom: 40px;
    margin-top: 40px;
    padding-top: 0;
  }
  .innovate_text p {
    font-size: 16px;
    margin-bottom: 20px;
    line-height: 20px;
  }
  .future_title h3 {
    font-size: 50px;
    padding-top: 40px;
    line-height: 50px;
  }
  .future_title h3 br {
    display: none;
  }
  #future_area {
    padding: 40px 0px;
  }
  .future_text p {
    font-size: 16px;
    padding-top: 30px;
    padding-bottom: 40px;
    width: 100%;
  }
  .need_know_title h3 {
    font-size: 50px;
    line-height: 50px;
  }
  .need_know_title h3 br {
    display: none;
  }
  #need_know_area {
    padding-top: 40px;
  }
  .need_know_title p {
    font-size: 16px;
    line-height: 20px;
  }
  .need_know_faq {
    margin-top: 40px;
  }
  .contact_title h3 {
    font-size: 50px;
    line-height: 50px;
  }
  .contact_title h3 br {
    display: none;
  }
  .contact_title {
    padding: 50px 0;
  }
  #contact_area .contact_box {
    padding: 10px;
  }
  #contact_area .contact_box h3 {
    font-size: 16px;
    line-height: 20px;
  }
  #contact_area .contact_box p {
    font-size: 14px;
  }
  #contact_area {
    background-color: var(--dark_color);
    padding-bottom: 40px;
  }
  #footer_area .footer_link ul li {
    margin-bottom: 5px;
  }
  #footer_area {
    padding-bottom: 50px;
  }
}

/* ================================== */
/* ========== 768px to 991.99px  */
/* ================================== */
@media (min-width: 768px) and (max-width: 991.99px) {
    .custom-collapse {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease, opacity 0.5s ease;
  opacity: 0;
}
.slick-slide img {
	display: block;
	width: 90%;
}
.footer_logo {
  margin-bottom: 30px;
}
.custom-collapse.show {
  max-height: 500px; /* Estimated height of menu */
  opacity: 1;
}
  .nav-item .nav-link {
    margin-right: 30px;
  }
  #matters_area .mettars_image .matters_card {
    padding: 8px 10px;
  }
  .nav-item .nav-link {
    margin-right: 0px;
    font-size: 12px;
    padding-left: 20px;
  }
  .custom-collapse {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease, opacity 0.5s ease;
    opacity: 0;
    background: #061029;
    border-radius: 16px;
  }
  .navbar-nav .nav-link:hover,
  .navbar-nav .nav-link.active {
    background: linear-gradient(
      176.67deg,
      rgba(105, 65, 210, 0.21) 7.28%,
      rgba(3, 10, 29, 0.24) 54.64%,
      rgba(105, 65, 210, 0.02) 80.97%
    );
    border: 1px solid transparent; /* 0.5px না, 1px ব্যবহার করুন */
    border-image-source: linear-gradient(
      199.11deg,
      rgba(149, 131, 198, 0.64) 14.38%,
      rgba(149, 131, 198, 0) 73.3%
    );
    border-image-slice: 1;
    color: #fff;
    border-radius: 8px;
    transition: all 0.3s ease;
  }
  .custom-collapse a.viewon_button{
    display: none;
  }
  .container-fluid {
    padding-right: auto !important;
    padding-left: auto !important;
  }
  #hero_section_area .hero_content {
    padding: 50px 0 0 0 !important;
  }
  #hero_section_area .hero_img {
    display: none;
  }
  #hero_section_area .hero_content {
    padding: 50px 0 0 0;
  }
  .container,
  .container-fluid,
  .container-lg,
  .container-md,
  .container-sm,
  .container-xl,
  .container-xxl {
    width: 100%;
    padding-right: var(--bs-gutter-x, 0.75rem);
    padding-left: var(--bs-gutter-x, 0.75rem);
    margin-right: auto;
    margin-left: auto;
  }
  .milestones_card {
    margin: 10px;
    padding: 30px;
  }
  .milestones_card a {
    display: none;
  }
  .milestones_img {
    margin-top: 0px;
  }
  .innovate_img {
    margin-top: 30px;
  }
}
/* ================================== */
/* ========== 992px to 1199.99px  */
/* ================================== */
@media (min-width: 992px) and (max-width: 1199.99px) {
  .nav-item .nav-link {
    margin-right: 30px;
  }
  #matters_area .mettars_image .matters_card {
    padding: 8px 10px;
  }
  .container-fluid {
    padding-right: auto !important;
    padding-left: auto !important;
  }
  #hero_section_area .hero_content {
    padding: 50px 0 0 0 !important;
  }
  #hero_section_area .hero_img {
    display: none;
  }
  #hero_section_area .hero_content {
    padding: 50px 0 0 0;
  }
  .slick-list img {
    width: 100px;
  }
    .contact_us_form h3 br{
display: none;
}
#contact_us_form_area .innovate_form_box {
	padding: 0 0px;
}
}

/* ================================== */
/* ========== 1200px to 1399.99px  */
/* ================================== */
@media (min-width: 1200px) and (max-width: 1399.99px) {
  .nav-item .nav-link {
    margin-right: 40px;
  }
  #matters_area .mettars_image .matters_card {
    padding: 8px 10px;
  }
  .contact_us_form h3 br{
display: none;
}
#contact_us_form_area .innovate_form_box {
	padding: 0 0px;
}
}

/* ================================== */
/* ========== 1400px to 2000px  */
/* ================================== */
@media (min-width: 1400px) and (max-width: 1200px) {
}