html {
  scroll-behavior: smooth;
}
body {
    font-family: 'Lato', sans-serif;
}
.navbar {
  z-index: 1040;
  background-color: 000;;
}
.navbar-brand {
  -webkit-filter: grayscale(100%); /* Safari 6.0 - 9.0 */
  filter: grayscale(100%);
}
.icon-navbar {
  width: 32px;
  height: 19px;
  background-position: center;
  background-repeat: no-repeat;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: contain;
}
.logo-box-parent {
  position: relative;
}
.logo-box-child {
  position: absolute;
  top: 0;
  left: calc(50% - 189px);
  font-size: 26px;
  font-weight: 400;
  text-align: center;
  width: 378px;
  background-color: #fdeb01;
  color: #000;
  padding: 12px 0 27px 0;
}
.boxes {
  margin-top: 140px;
  margin-bottom: 40px;
}

.custom-mask {
  filter: grayscale(100%);
  transition: .7s all;
}

.custom-mask:hover {
  filter: grayscale(0%);
}

.flex-animation {
  position: absolute;
  bottom: calc(50% - 28px);
  transition: .7s all;
  background-color: rgba(0,0,0,.5);
  height: 56px;
  line-height: 56px;
  width: 100%;
  text-align: center;
  text-transform: uppercase;
  font-weight: bold;
}

.hover {
  bottom: 0;
}

@media (max-width: 991.98px) {
  .boxes {
      margin-top: 1rem;
  }
}

@media (max-width: 767.98px) {
  .custom-mask {
    filter: grayscale(0%);
  }
  .flex-animation {
    bottom: 0;
  }
}

@media (max-width: 575.98px) { ... }


@media (max-width: 1199.98px) { ... }