dylanmonin/_sass/_layout.scss

/**
 * Site header
 */
.site-header {
  border-bottom: 1px solid $grey-color-light;
  min-height: $spacing-unit * 1.865;
  // Positioning context for the mobile navigation icon
  position: relative;
  background-color: $background-color;
}

video#demo{
  position: fixed;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  z-index: -100;
  -ms-transform: translateX(-50%) translateY(-50%);
  -moz-transform: translateX(-50%) translateY(-50%);
  -webkit-transform: translateX(-50%) translateY(-50%);
  transform: translateX(-50%) translateY(-50%);
  /*background: url(polina.jpg) no-repeat;*/
  background-size: cover;
}
.site-title {
  @include relative-font-size(1.625);
  font-weight: 600;
  line-height: $base-line-height * $base-font-size * 2.25;
  letter-spacing: -1px;
  margin-bottom: 0;
  float: left;
  margin-left: 25px;
  text-transform: uppercase;

  &,&:visited {
    color: $grey-color-dark;
  }

  .site-subtitle {
    font-weight: 300;
    text-transform: lowercase;
    font-variant: small-caps;
  }
}


.site-nav {
  float: right;
  line-height: $base-line-height * $base-font-size * 2.25;

  .nav-trigger {
      display: none;
  }

  .menu-icon {
    display: none;
  }

  .trigger{
    display: inline;
  }

  .page-link {
    color: $text-color;
    line-height: $base-line-height;
    display: inline;
    border: none;
    // Gaps between nav items, but not on the last one
    &:not(:last-child) {
      margin-right: 20px;
    }
  }

  @include media-query($on-palm) {
    position: absolute;
    top: 9px;
    right: $spacing-unit / 2;
    background-color: $background-color;
    // border: 1px solid $grey-color-light;
    border-radius: 5px;
    text-align: right;

    label[for="nav-trigger"] {
      display: block;
      float: right;
      width: 36px;
      height: 36px;
      z-index: 2;
      cursor: pointer;
    }

    .menu-icon {
      display: block;
      float: right;
      width: 36px;
      height: 26px;
      line-height: 0;
      padding-top: 10px;
      text-align: center;

      > svg {
        fill: $grey-color-dark;
      }
    }

    input ~ .trigger {
      clear: both;
      display: none;
    }

    input:checked ~ .trigger {
      display: block;
      padding-bottom: 5px;
    }

    .page-link {
      display: block;
      padding: 5px 10px;

      &:not(:last-child) {
        margin-right: 0;
      }
      margin-left: 20px;
    }
  }
}



/**
 * Site footer
 */
.site-footer {
  border-top: 1px solid $grey-color-light;
  padding: calc(#{$spacing-unit}/2) 0;
  background-color: $background-color;

}

.footer-heading {
  @include relative-font-size(1.125);
  margin-bottom: $spacing-unit / 2;
}

.contact-list,
.social-media-list {
  list-style: none;
  margin-left: 0;
}

.footer-col-wrapper {
  @include relative-font-size(0.9375);
  color: $grey-color;
  margin-left: -$spacing-unit / 2;
  @extend %clearfix;
}

.footer-col {
  float: left;
  margin-bottom: $spacing-unit / 2;
  padding-left: $spacing-unit / 2;
}

.footer-col-1 {
  width: -webkit-calc(35% - (#{$spacing-unit} / 2));
  width:         calc(35% - (#{$spacing-unit} / 2));
}

.footer-col-2 {
  width: -webkit-calc(20% - (#{$spacing-unit} / 2));
  width:         calc(20% - (#{$spacing-unit} / 2));
}

.footer-col-3 {
  width: -webkit-calc(45% - (#{$spacing-unit} / 2));
  width:         calc(45% - (#{$spacing-unit} / 2));
}

@include media-query($on-laptop) {
  .footer-col-1,
  .footer-col-2 {
    width: -webkit-calc(50% - (#{$spacing-unit} / 2));
    width:         calc(50% - (#{$spacing-unit} / 2));
  }

  .footer-col-3 {
    width: -webkit-calc(100% - (#{$spacing-unit} / 2));
    width:         calc(100% - (#{$spacing-unit} / 2));
  }
}

@include media-query($on-palm) {
  .footer-col {
    float: none;
    width: -webkit-calc(100% - (#{$spacing-unit} / 2));
    width:         calc(100% - (#{$spacing-unit} / 2));
  }
}



/**
 * Page content
 */
.page-content {
  padding: $spacing-unit 0;
  flex: 1;
}

.page-heading {
  @include relative-font-size(2);
}

.post-list-heading {
  @include relative-font-size(1.75);
}

.post-list {
  margin-left: 0;
  list-style: none;

  > li {
    margin-bottom: $spacing-unit;
  }
}

.post-meta {
  font-size: $small-font-size;
  color: $grey-color;
}

.post-link {
  display: block;
  @include relative-font-size(1.5);
}



/**
 * Posts
 */
.post-header {
  margin-bottom: $spacing-unit;
}

.post-title {
  @include relative-font-size(2.625);
  letter-spacing: -1px;
  line-height: 1;

  @include media-query($on-laptop) {
    @include relative-font-size(2.25);
  }
}

.post-content {
  margin-bottom: $spacing-unit;

  h2 {
    @include relative-font-size(2);

    @include media-query($on-laptop) {
      @include relative-font-size(1.75);
    }
  }

  h3 {
    @include relative-font-size(1.625);

    @include media-query($on-laptop) {
      @include relative-font-size(1.375);
    }
  }

  h4 {
    @include relative-font-size(1.25);

    @include media-query($on-laptop) {
      @include relative-font-size(1.125);
    }
  }

  img{
    margin :25px 0px;
  }
}

#contact-screen{
  position:fixed;
  background-color: white;
  top: 0px;
  left:0px;
  width: 100vw;
  height: 100vh;
  display: none;
  font-size: 26px;
  line-height: 200%;
  font-weight: 600;
  span{
    position:fixed;
    top:10px;
    right: 10px;
    z-index: 200;
    cursor: pointer;
    img{
      width: 24px;
      height:24px;
    }
  }
  &.shown{
    z-index: 100;
    display : flex;
    justify-content: center;
    align-items: center;
  }
}