@charset "utf-8";

/*******************************************************

******************************************************/

:root {
  --bs-body-color: #000;
  --blue-color: #004b7d;
  --color-red: #c83d47;
  --bs-font-opensans: "Open Sans", sans-serif;
  --bs-gradient: linear-gradient(180deg, rgba(243, 120, 45, 1), rgba(0, 0, 0, 1));
}

html {
  scroll-behavior: smooth;
}

*,
*:before,
*:after {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-size: 16px;
  font-size: 1rem;
  font-family: var(--bs-font-opensans);
  font-optical-sizing: auto;
  font-weight: 300;
  font-style: normal;
  color: var(--bs-body-color);
}

h1, .h1 {
  font-size: 3.75rem;
}
h2, .h2 {
  font-size: 1.875rem;
}
h3, .h3 {
  font-size: 1.5rem;
  line-height: 34px;
}
a {
  text-decoration: none;
}

p, h2, .h2, h3, .h3 {
  margin-bottom: 1.5rem;
}
.f-16 {
  font-size: 1rem;
}
.f-18 {
  font-size: 1.125rem;
}
.fw-300 {
  font-weight: 300;
}

.btn {
  color: var(--blue-color);
}
.btn-outline-primary {
  border-color: var(--blue-color);
}
.btn-outline-primary:hover {
  background-color: var(--blue-color);
}
.text-blue {
  color: #0090ff !important;
}
.text-red {
  color: #ed1200 !important;
}
.text-darkBlue {
  color: #004b7d !important;
}

[class*=fluid-col-] {
  position:relative
}
[class*=fluid-col-] .fluid-col {
  position:absolute;
  left:15px
}
[class*=fluid-col-] .fluid-col.fluid-col-left {
  left:auto;
  right:15px
}
.fluid-col-6 {
  min-height:33vw
}
.fluid-col-6 .fluid-col {
  width:calc(50vw - 15px)
}
.fluid-col-sm-6 .fluid-col,
.fluid-col-md-6 .fluid-col,
.fluid-col-lg-6 .fluid-col,
.fluid-col-xl-6 .fluid-col {
  width:calc(100vw - 30px)
}
@media(min-width:576px) {
  .fluid-col-sm-6 {
    min-height:33vw
  }
  .fluid-col-sm-6 .fluid-col {
    width:calc(55vw - 15px)
  }
}
@media(min-width:768px) {
  .fluid-col-md-6 {
    min-height:33vw
  }
  .fluid-col-md-6 .fluid-col {
    width:calc(50vw - 15px)
  }
}
@media(min-width:992px) {
  .fluid-col-lg-6 {
    min-height:33vw
  }
  .fluid-col-lg-6 .fluid-col {
    width:calc(50vw - 15px);
  }
}
@media(min-width:1200px) {
  .fluid-col-xl-6 {
    min-height:33vw
  }
  .fluid-col-xl-6 .fluid-col {
    width:calc(50vw - 15px)
  }
}
@media(max-width:1199px) {
  .fluid-col-xl-6 {
    min-height:64.5vw!important
  }
}
@media(max-width:991px) {
  .fluid-col-lg-6 {
    min-height:64.5vw!important
  }
}
@media(max-width:767px) {
  .fluid-col-md-6 {
    min-height:64.5vw!important
  }
}
@media(max-width:575px) {
  .fluid-col-sm-6 {
    min-height:64.5vw!important
  }
}

header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 100;
  background-color: #fff;
}

.home-banner__wrapper {
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-box-pack: end;
  -ms-flex-pack: end;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-direction: column;
  flex-direction: column;
  height: 500px;
  justify-content: flex-end;
  overflow: hidden;
  position: relative;
}
.masthead-banner__video {
  display: block;
  height: 100%;
  left: 0;
  position: absolute;
  top: 0;
  width: 100%;
}
.masthead-banner__video video {
  height: 100%;
  left: 50%;
  -o-object-fit: cover;
  object-fit: cover;
  pointer-events: none;
  position: absolute;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  width: 100%;
}
.masthead-banner__image {
  height: 100%;
  left: 0;
  position: absolute;
  top: 0;
  width: 100%;
}
.masthead-banner-video .masthead-banner__image {
  display: block;
}
.masthead-banner__image img {
  height: 100%;
  max-height: none;
  max-width: none;
  -o-object-fit: cover;
  object-fit: cover;
  width: 100%;
}

@media (min-width: 48em) {
  .home-banner__wrapper {
    height: 0;
    padding-top: 43.924%;
    margin-top: 90px;
  }
  .masthead-banner__video {
      display: block;
  }
  .masthead-banner-video .masthead-banner__image {
    display: none;
  }
}

.scrolldown {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 35px;
  display: flex;
  justify-content: center;
  color: #fff;
  flex-direction: column;
  align-items: center;
}
.scrolldown p {
  margin-bottom: 0px;
  padding-top: 30px;
}

.scroll span {
	width: 20px;
	height: 20px;
  display: block;
	border-right: 2px solid #fff;
	border-bottom: 2px solid #fff;
	transform: rotate(45deg);
	margin: -10px;
	animation: animate 2s infinite;
}

.scroll span:nth-child(2) {
	animation-delay: -0.2s;
}

.scroll span:nth-child(3) {
	animation-delay: -0.4s;
}

@keyframes animate {
	0% {
		opacity: 0;
	}
	50% {
		opacity: 1;
		transform: rotate(45deg) translate(10px, 10px);
	}
	100% {
		opacity: 0;
	}
}

.banner-text {
  position: absolute;
  max-width: 700px;
  color: #fff;
  padding-left: 100px;
  bottom: 100px;
}
.masthead-banner__overlay {
  position: absolute;
  width: 100%;
  height: 500px;
  background: linear-gradient(to bottom, transparent 0%, black 100%);
  opacity: 40%;
}

.highlights-bg {
  background: url(/images/img-home-funfacts-side.jpg) center center no-repeat;
  background-size: cover;
  height: 100%;
}

.sub-banner {
  background: url(/images/img-sub-banner-about-us.jpg) center center no-repeat;
  background-size: cover;
  height: 450px;
  margin-top: 90px;
}
.sub-banner.our-services {
  background: url(/images/img-sub-banner-our-services.jpg) center center no-repeat;
  background-size: cover;
}
.sub-banner.news-archive {
  background: url(/images/img-sub-banner-news-archive.jpg) center center no-repeat;
  background-size: cover;
}
.sub-banner.connect-with-us {
  background: url(/images/img-sub-banner-connect.jpg) center center no-repeat;
  background-size: cover;
}
#connect-with-us.subpage.Careers .sub-banner.connect-with-us {
  background: url(/images/img-sub-banner-careers-new.jpg) center center no-repeat;
  background-size: cover;
}
.sub-banner.careers {
  background: url(/images/img-sub-banner-careers.jpg) center center no-repeat;
  background-size: cover;
}
.sub-banner.our-deals {
  background: url(/images/img-sub-banner-news-archive.jpg) center center no-repeat;
  background-size: cover;
}

.verticaltext_content {
  transform: rotate(-180deg);
  writing-mode: vertical-lr;
  display: inline-block;
  white-space: nowrap;
  padding-bottom: 65px;
}
.verticaltext_content:after {
  content: "";
  border-left: 1px solid #a8a8a8;
  height: 60px;
  right: 7px;
  position: absolute;
  width: 1px;
  z-index: 0;
  bottom: 0px;
}

.drop-cap::first-letter {
  -webkit-initial-letter: 4;
          initial-letter: 4;
  color: #004b7d;
  margin-right: .75em;
}

.bg-blue {
  background-color: #1c5783 !important;
}
.bg-lightblue {
  background-color: #22689c !important;
}
.bg-darkblue {
  background-color: #143d5b !important;
}
.bg-gray {
  background: #f1f1f1 !important;
}
.bg-light-gray {
  background-color: #f5f5f5 !important;
}

.right:before {
  right: -999em;
  background: #f1f1f1;
  content: '';
  display: block;
  position: absolute;
  width: 999em;
  top: 0;
  bottom: 0;
}
.invisible-image {
  visibility: hidden !important;
}
.image-right-container {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  z-index: 1;
}

.bg-light-blue {
  background-color: #d9e4ec;
}
.bg-white {
  background-color: #fff;
}
.pt-100 {
  padding-top: 100px;
}
.pb-100 {
  padding-bottom: 100px;
}

.py-100 {
  padding-top: 100px;
  padding-bottom: 100px;
}

.py-60 {
  padding-top: 60px;
  padding-bottom: 60px;
}
ul.no-bullets {
  list-style-type: none; 
  padding: 0; 
  margin: 0; 
}
.url-link {
  color: #000;
}

.founder-info {
  position: absolute;
  bottom: 0px;
  text-align: center;
  width: 100%;
}
.founder-info h3 {
  color: #ffffff;
  margin-bottom: 10px;
}
.founder-info p {
  color: #fff;
  font-weight: 300;
}

#our-partners .sec1-col-bg {
  background: url(/images/img-aboutus-our-partners-side-1.jpg) center center no-repeat;
  min-height: 300px;
}

.iziModal-content {
  padding: 50px !important;
}
.icon-close {
  border: none;
  background: transparent;
  font-size: 40px;
  font-weight: 300;
  position: absolute;
  top: 5px;
  right: 10px;
}
.popup-modal {
  max-width: 800px !important;
}
.modal-founder-title-wrap {
  gap: 30px;
}
.modal-founder-title-wrap h3 {
  margin-bottom: 15px;
}
.founder-title {
  gap: 30px;
  width: 100%;
}
.founder-title hr {
  margin-bottom: 0px;
}
.text-red {
  color: #c83d47;
}
.bg-gray2 {
  position: relative;
}
.bg-gray2:before {
  background: rgba(241, 241, 241, 1);
  background-position: 30px;
  content: "";
  position: absolute;
  width: 100%;
  height: 80%;
  z-index: -1;
  bottom: 0;
}

.bg-gray3 {
  background-color: #f1f1f1;
}
.pt-150 {
  padding-top: 150px;
}

#our-values .sec1-col2-bg {
  background: url(/images/img-aboutus-our-values-side-1.jpg) center center no-repeat;
  background-size: cover;
  height: 100%;
}
#our-services-overview .sec1-col2-bg {
  background: url(/images/img-ourservices-overview-side-1.jpg) left center no-repeat;
  background-size: cover;
  height: 100%;
}
#our-services-digital-assets .sec1-col2-bg {
  background: url(/images/img-ourservices-digital-assets-side-1.jpg) left center no-repeat;
  background-size: cover;
  height: 100%;
}


.maxWidth-60 {
  max-width: calc(100% - 40%);
}
.maxWidth-80 {
  max-width: calc(100% - 20%);
}
.maxWidth-90 {
  max-width: calc(100% - 10%);
}
.fw-300 {
  font-weight: 300;
}

.featuredItemsSliderWrap, .sliderItemsSliderWrap {
  overflow: hidden;
  *zoom: 1;
  position: relative;
  width: 100%;
  height: 100%;
}
.featuredItemsSliderWrap .featuredItems-imagesWrap,
.featuredItemsSliderWrap .featuredItems-textWrap,
.featuredItemsSliderWrap .featuredItems2-imagesWrap,
.featuredItemsSliderWrap .featuredItems2-textWrap {
  /*width: 50%;*/
  float: left;
}
.featuredItems-texts .slick-list, .featuredItems-texts.slick-slider, .featuredItems-texts .slick-track,
.featuredItems2-texts .slick-list, .featuredItems2-texts.slick-slider, .featuredItems2-texts .slick-track,
.featuredItems-images .slick-list, .featuredItems-images.slick-slider, .featuredItems-images .slick-track,
.featuredItems2-images .slick-list, .featuredItems2-images.slick-slider, .featuredItems2-images .slick-track {
  height: 100% !important;
}
.featuredItems-textSlide-inner, .featuredItems2-textSlide-inner {
  display: flex;
  flex-direction: column;
  justify-content: center;
  height: 100%;
}

.slick-prev:before, .slick-next:before {
  content: none;
}

.slick-prev:hover, .slick-prev:focus, .slick-next:hover, .slick-next:focus {
  color: #fff;
  outline: none;
  background: #004b7d;
}
.slick-dots {
  display: none !important;
}
.slick-dotted.slick-slider {
  margin-bottom: 0px;
}

.pagingInfo, .pagingInfo2 {
  position: absolute;
  right: 0;
  top: 55%;
  width: 60px;
  height: 60px;
  padding: 10px;
  color: #004b7d;
  left: initial;
  text-align: center;
}

ion-icon.slick-prev {
  position: absolute;
  right: 0;
  top: calc((50% - 20px) - 40px);
  width: 40px;
  height: 40px;
  padding: 10px;
  background-color: #004b7d;
  color: #fff;
  left: initial;
  z-index: 5;
}
ion-icon.slick-next {
  position: absolute;
  right: 0;
  top: calc((50% - 20px) - -21px);
  width: 40px;
  height: 40px;
  padding: 10px;
  background-color: #004b7d;
  color: #fff;
  z-index: 5;
}

.homeRecentDeals ion-icon.slick-prev, 
.homeRecentDeals ion-icon.slick-next, 
.homeRecentDeals .pagingInfo2 {
  right: initial;
  left: 0;
}

.capital-solutions ion-icon.slick-prev, 
.capital-solutions ion-icon.slick-next, 
.capital-solutions .pagingInfo {
  right: initial;
  left: 0;
}

.mergerTrackRecord ion-icon.slick-prev, 
.mergerTrackRecord ion-icon.slick-next, 
.mergerTrackRecord .pagingInfo2 {
  right: initial;
  left: 0;
}

.highlights-item {
  text-align: center;
}


.object-fit {
  width: 100%; 
  height: 100%; 
  object-fit: cover;
}
.letter-spacing-wide {
  letter-spacing: 0.1em;
}

.table th, .table td {
  padding: 20px;
}
.table.border-last-none tr:last-child td {
  border: none;
}

.custom-bullet {
  list-style: none;
  padding-left: 1rem;
}
ul.custom-bullet li::before {
  content: "";
  border-color: transparent #000;
  border-style: solid;
  border-width: 0.35em 0 0.35em 0.45em;
  display: block;
  height: 0;
  width: 0;
  left: -1rem;
  top: 0.9em;
  position: relative;
}

.careers-tabs > * {
  height: 190px;
}
.careers-tabs .nav-link {
  border: none;
  border-radius: 0px;
  color: #000;
  font-weight: 400;
}
.careers-tabs .nav-link.active {
  border-bottom: 3px solid #143d5b;
  color: #143d5b;
}

.careers-tabs li:not(:last-child) {
  border-right: 1px solid #a8a8a8;
}

.news-archive-wrap .date {
  display: flex;
  flex-direction: column;
  margin-top: 20px;
}
.news-archive-wrap .month {
  font-weight: 600;
}
.news-archive-wrap .date:after {
  content: "";
  border: 1px solid #143d5b;
  width: 60px;
  margin-top: 15px;
}

footer {
  background-color: #ebebeb;
  font-size: 0.875rem;
  padding: 20px 0px;
}

footer .logo-wrap {
  max-width: 130px;
  display: inline-flex;
  vertical-align: middle;
}


nav.navbar {
  padding: 0px;
  background: none !important;
}
.nav-item .nav-link {
  height: 90px;
  align-items: center;
  display: flex;
  color: #000000;
  font-weight: 400;
}
.nav-item.active .nav-link {
  color: #004b7d;
}
nav .bg {
  background: url(/images/img-dropmenu-background.png) bottom left no-repeat;
  background-color: #efefef;
}
ul.dropdown-menu {
  padding: 0px;
}
.dropdown-item.active, .dropdown-item:active {
  background-color: transparent;
  color: #004b7d;
}

.dropdown-menu .dropdown-item {
  border-bottom: 1px solid #d9d9d9;
  padding: 10px 15px;
}
.dropdown-item .fa {
  float: right;
  font-size: 22px;
}

header .logo-wrap {
  height: 90px;
  display: flex;
}
.dropdown-toggle::after {
  content: none;
}

.navbar-expand-lg .navbar-nav .dropdown-menu {
  border: none;
  border-radius: 0px;
  padding: 20px;
}

.bg-menu {
  background-color: #000;
  height: 100vh;
  opacity: .3;
  position: fixed;
  top: 0;
  width: 100vw;
  display: none;
}
.menu-active .bg-menu {
  display: block;
  transition: background-color 0.5s ease;
}

.footnote {
  font-size: 0.875rem;
}
.title-hide {
  display: none;
}

/*  
  media queries
*/
/* Small devices (landscape phones, 576px and up)*/
@media (min-width: 576px) { 
  
}

/* Medium devices (tablets, 768px and up) */
@media (min-width: 768px) { 
  :root {
    --container: 720px;
  }
  .offset-custom-left {
    /* Adjust the left margin for the left column to start its content from a desired position (considering a 12-column grid) */
    margin-left: calc((100% - var(--container)) / 2);
    
    /* Control the maximum width of the left column content */
    max-width: calc(var(--container) / 12 * 6);
  }
  .offset-custom-right {
    /* Adjust the left margin for the left column to start its content from a desired position (considering a 12-column grid) */
    margin-right: calc((100% - var(--container)) / 2);
    
    /* Control the maximum width of the left column content */
    max-width: calc(var(--container) / 12 * 6);
  }
  .py-md-70 {
    padding-top: 70px;
    padding-bottom: 70px;
  }
  .py-md-100 {
    padding-top: 100px;
    padding-bottom: 100px;
  }
  .layout-md-fixed {
    table-layout: fixed;
  }
  .border-md-end {
    border-right: 1px solid #d9d9d9 !important;
  }
}

/* Large devices (desktops, 992px and up) */
@media (min-width: 992px) { 
  .dropdown:hover .dropdown-menu {
    display: block;
  }
  
  .navbar-expand-lg .navbar-nav .nav-link {
    padding-right: 25px;
    padding-left: 10px;
  }
  .navbar-expand-lg .navbar-nav .dropdown-menu {
    position: absolute;
    left: -500px;
    padding: 20px 40px;
    min-width: 650px;
    border: none;
    border-radius: 0px;
  }
  ul.dropdown-menu:before {
    content: "";
    width: 20px;
    height: 20px;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 15px solid #efefef;
    position: absolute;
    top: -20px;
    right: 92px;
  }
  a.linkedIn {
    padding-left: 10px;
  }
  .pe-md-180 {
    padding-right: 180px;
  }
  .pe-md-100 {
    padding-right: 100px;
  }
  .py-md-100 {
    padding-top: 100px;
    padding-bottom: 100px;
  }
  .ps-md-20 {
    padding-left: 20px;
  }
  .pe-md-5percent {
    padding-right: 5%;
  }
  .pe-md-10percent {
    padding-right: 10%;
  }
  .pe-md-20percent {
    padding-right: 20%;
  }
  .list-inline-item:not(:last-child) {
    margin-right: 20px;
  }
  .px-md-10percent {
    padding-left: 10%;
    padding-right: 10%;
  }
  .img-max-md-80percent {
    max-width: 80%;
    margin: 0 auto;
  }
  .margin-left-150 {
    margin-left: 100px;
  }
  .margin-right150 {
    margin-right: 100px;
  }
  .max-width-60 {
    max-width: 60%;
  }

}

/* X-Large devices (large desktops, 1200px and up) */
@media (min-width: 1200px) { 
  .ps-20 {
    padding-left: 15%;
  }
}

/* XX-Large devices (larger desktops, 1400px and up) */
@media (min-width: 1400px) { 
  
  .margin-left-150 {
    margin-left: 175px;
  }
  .margin-right150 {
    margin-right: 175px;
  }
  .mb-xxl-150 {
    padding-bottom: 150px;
  }
}

@media (max-width:1400px) {
  .max-w-lg-80 {
    max-width: 80%;
  }
}
@media (max-width: 991px) {
  .sub-banner h1 {
    padding-left: 30px;
    font-size: 3rem;
  }
  .dropdown-toggle .fa-angle-right {
    font-size: 22px;
  }
  .tab-content>.tab-pane {
    display: block;
    opacity: 1;
    border-bottom: 1px solid #9b9b9b !important;
  }
  .navbar-toggler {
    border: none;
    margin-right: 20px;
  }
  .navbar-collapse {
    position: fixed;
    top: 90px;
    width: 100%;
    left: 0;
    right: 0;
    background: #fff;
    box-shadow: var(--bs-box-shadow-sm) !important;
  }
  .nav-item .nav-link {
    height: auto;
    padding: 15px 35px 15px 20px;
    border-bottom: 1px solid #e9e9e9;
    justify-content: space-between;
  }
  .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon {
    background-image: url(/images/cross-23.svg);
  }
  .margin-left-150 {
    margin: 0 auto;
  }
  .maxWidth-60, .maxWidth-sm-md-90 {
    max-width: calc(100% - 10%);
  }
  .px-30 {
    padding-left: 30px;
    padding-right: 30px;
  }
  .py-md-50 {
    padding-top: 50px;
    padding-bottom: 50px;
  }
  footer .logo-wrap {
    display: flex;
  }
  .slick-arrow {
    margin: 0 auto;
  }
  ion-icon.slick-prev, ion-icon.slick-next, .pagingInfo, .pagingInfo2 {
    right: initial;
    z-index: 99;
  }
  ion-icon.slick-prev {
    top: calc((0% - 20px) - -21px);
    left: calc((50% + 10px)) !important;
  }
  ion-icon.slick-next {
    top: calc((0% - 20px) - -21px);
    left: calc((50% - 53px)) !important;
  }
  .pagingInfo, .pagingInfo2 {
    top: 30px;
    left: calc(50% - 22px) !important;
  }
  .featuredItems-textSlide-inner, .featuredItems2-textSlide-inner {
    padding-left: 30px;
    padding-right: 30px;
    padding-top: 100px !important;
  }
  .slick-slide[aria-hidden="true"] {
    height: 0px;
  }
  .text-center-md {
    text-align: center;
  }

  .pt-150 {
    padding-top: 0px;
  }
  .pt-md-50 {
    padding-top: 50px;
  }
  .pt-100 {
    padding-top: 50px;
  }
  .pb-100 {
    padding-bottom: 50px;
  }
  .px-md-50, .accordion-body .pt-100 {
    padding-top: 50px;
    padding-bottom: 50px;
  }
  .map {
    min-height: 400px;
  }
  #our-services-digital-assets .sec1-col2-bg {
    min-height: 450px;
  }
  .scrolldown {
    display: none;
  }
  .home-banner__wrapper {
    padding-top: 64.924%;
    height: 0;
    margin-top: 90px;
  }
}

@media (max-width: 660px) {
  .px-small-0 {
    padding-left: 0;
    padding-right: 0;
  }
  h1 {
    font-size: 2rem;
  }
  .banner-text {
    padding-left: 50px;
  }
  footer {
    text-align: center;
  }
  footer .logo-wrap {
    display: flex;
    margin: 0 auto;
  }
  .hide-sm {
    display: none;
  }
  .d-block-sm {
    display: block;
  }
  .list-group-flush>.list-group-item {
    padding: 10px 0px;
  }
  .py-md-100 {
    padding-top: 50px;
    padding-bottom: 50px;
  }
  .wMax-sm-80 {
    max-width: 80%;
  }
  .table.mobile-block thead {
    display: none;
  }
  .table.mobile-block td {
    display: block;
  }
  
}

.fw-medium{
  color: #004b7d;
}
.top-menu-wrap{
  padding-right: 20px;
}
.logo-wrap img{
  padding-left: 20px;
}
.text-justify{
  text-align: justify;
}
.mr-20px{
  margin-right: 20px;
}
.text-no-wrap{
  white-space: nowrap;
}
.logo-wrap img{
  width: 155px;
}

@media (max-width: 991px) {
  .text-no-wrap{
    white-space: initial;
  }
  .logo-wrap img{
    width: 200px;
  }
}

@media only screen and (max-width : 480px){
  .logo-wrap img{
    width: 100%;
  }
}

/*btn back to top*/
#btn-back-to-top {
  position: fixed;
  bottom: 100px;
  right: 30px;
  cursor: pointer;
  transition: background-color .3s, opacity .5s, visibility .5s;
  opacity: 0;
  visibility: hidden;
  z-index: 1000;
}
#btn-back-to-top.show {
  opacity: 1;
  visibility: visible;
}