tabler/core/scss/layout/_page.scss

.page {
  display: flex;
  flex-direction: column;
  position: relative;
  min-height: 100%;
}

.page-center {
  justify-content: center;
}

.page-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;

  @include media-print {
    margin: 0 !important;
  }
}

.page-wrapper-full {
  .page-body:first-child {
    margin: 0;
    border-top: 0;
  }
}

// Content body
.page-body {
  margin-top: var(--#{$prefix}page-padding-y);
  margin-bottom: var(--#{$prefix}page-padding-y);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.page-body-card {
  background: var(--#{$prefix}bg-surface);
  border-top: var(--#{$prefix}border-width) var(--#{$prefix}border-style) $card-border-color;
  padding: var(--#{$prefix}page-padding) 0;
  margin-bottom: 0;
  flex: 1;

  .page-body ~ & {
    margin-top: 0;
  }
}

.page-cover {
  background: no-repeat center/cover;
  min-height: 9rem;

  @include media-breakpoint-up(md) {
    min-height: 12rem;
  }

  @include media-breakpoint-up(lg) {
    min-height: 15rem;
  }
}

.page-cover-overlay {
  position: relative;

  &:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: $overlay-gradient;
  }
}

.page-header {
  display: flex;
  flex-wrap: wrap;
  min-height: 2.25rem;
  flex-direction: column;
  justify-content: center;
  max-width: 100%;

  .page-wrapper & {
    margin: var(--#{$prefix}page-padding-y) 0 0;
  }
}

.page-header-border {
  border-bottom: var(--#{$prefix}border-width) var(--#{$prefix}border-style) var(--#{$prefix}border-color);
  padding: var(--#{$prefix}page-padding-y) 0;
  margin: 0 !important;
  background-color: var(--#{$prefix}bg-surface);
}

.page-pretitle {
  @include subheader;
}

.page-title {
  margin: 0;
  font-size: $page-title-font-size;
  line-height: $page-title-line-height;
  font-weight: $page-title-font-weight;
  color: inherit;
  display: flex;
  align-items: center;

  svg {
    width: 1.5rem;
    height: 1.5rem;
    margin-right: 0.25rem;
  }
}

.page-title-lg {
  font-size: $h1-font-size;
  line-height: $h1-line-height;
}

.page-subtitle {
  margin-top: 0.25rem;
  color: var(--#{$prefix}secondary);
}

//
// Page cover
//
.page-cover {
  --#{$prefix}page-cover-blur: 20px;
  --#{$prefix}page-cover-padding: 1rem;
  min-height: 6rem;
  padding: var(--#{$prefix}page-cover-padding) 0;
  position: relative;
  overflow: hidden;
}

.page-cover-img {
  position: absolute;
  top: calc(-2 * var(--#{$prefix}page-cover-blur, 0));
  left: calc(-2 * var(--#{$prefix}page-cover-blur, 0));
  right: calc(-2 * var(--#{$prefix}page-cover-blur, 0));
  bottom: calc(-2 * var(--#{$prefix}page-cover-blur, 0));
  pointer-events: none;
  filter: blur(var(--#{$prefix}page-cover-blur));
  object-fit: cover;
  background-size: cover;
  background-position: center;
  z-index: -1;
}

//
// Page tabs
//
.page-tabs {
  margin-top: 0.5rem;
  position: relative;
}

.page-header-tabs {
  .nav-bordered {
    border: 0;
  }

  + .page-body-card {
    margin-top: 0;
  }
}