# 背景图全屏

# 修改 Stylus

进入 themes\shoka\source\css\_common\outline\header\ 目录

在 brand.styl 文件的 #brand 内将 height 修改为 80vh

在 header.styl 文件的 #header 内将 height 修改为 100vh

在 image.styl 文件的 #imgs 内将 height 修改为 100vh

在 tool.styl 文件的 #tool 内将 top 修改为 90vh

在 waves.styl 文件的 #waves 内

将 margin-bottom 修改为 bottom: 0

增添一行 z-index: 4

position: relative 修改为 position: absolute

# 修改 nunjucks

进入 themes\shoka\layout\_partials\ 目录

在 layout.njk 文件 61 行的 </header> 标签移动到 75 行 </div> 和 <main> 之间

# 图片网格效果

进入 themes\shoka\source\css\_common\outline\header\ 目录

修改 header.styl 文件的 #header 标签内容

#header {
  &::before{
    background: url(https://cdn.jsdelivr.net/gh/lavender816/CDN@1.8/img/dot.jpg);
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: -4;
    background-attachment: fixed;
  }
  margin: 0 auto;
  position: relative;
  width: 100%;
  height: 100vh;
  text-shadow: 0rem .2rem .3rem alpha(#000, .5);
  color: var(--header-text-color);

  a:hover {
    color: currentColor;
  }
}

# 首页文章摘要

进入 themes\shoka\source\css\_common\components\pages\home.styl
将内容修改如下

$item {
  position: relative;
  color: inherit;
  width: calc(50% - 2rem);
  min-width: calc(50% - 2rem);
  height: 14rem;
  margin: 1rem;
  opacity: 0;

  &.show {
    @extend .slide-up-big-in;
    opacity: 1;
  }

  +mobile() {
    width: calc(100% - 1rem) !important;
    min-width: calc(100% - 1rem) !important;
    margin: 1rem .5rem !important;
  }
}

.index.wrap {
  .btn {
    position: absolute;
    bottom: 0;
    right: 0;
    padding: .3rem 1rem;
    border-radius: 1rem 0;
    color: var(--grey-0);
    background-image: linear-gradient(to right, var(--color-pink) 0, var(--color-orange) 100%);

    &::before {
      position: absolute;
      display: block;
      content: '';
      height: calc(100% - 1rem);
      width: calc(100% - 1rem);
      border-radius: 5rem;
      left: .5rem;
      top: .8rem;
      box-shadow: 0 0 .6rem .6rem var(--color-pink-a3);
      background-color: var(--color-pink-a3);
      z-index: -1;
    }

    &:hover {
      transform: translateZ(2.5rem);
    }

    &:hover::before {
      transform: translateZ(-2.5rem);
    }
  }

  .meta {
    font-size: $font-size-smaller;
    color: var(--grey-5);

    .ic {
      margin-right: .0625rem;
    }

    .item + .item {
      margin-left: .625rem;
    }

    &.footer {
      position: absolute;
      bottom: .5rem;
      max-width: calc(100% - 7rem);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      justify-content: flex-start;

      span {
        margin-right: .5rem;
      }
    }
  }
}

.cards {
  display: flex;
  margin: 0 auto;
  align-items: center;
  flex-wrap: wrap;
  justify-content: space-between;

  &.hide .item {
    display: none;
  }

  .item {

    @extend $item;
    perspective: 62.5rem;
    &.show {
      display: block !important;
    }

    .cover,
    .info {
      position: absolute;
      the-flex();
      border-radius: .375rem;
      height: 100%;
      width: 100%;
      backface-visibility: hidden;
      transform-style: preserve-3d;
      transition: ease-in-out 600ms;
    }

    .cover {
      background-position: center;
      background-size: cover;
      padding: .5rem 1rem;
      font-size: $font-size-medium;
      color: var(--header-text-color);
      overflow: hidden;
      transform: rotateY(0deg);
      background-image: unquote(hexo-config('index.cover'));

      .title {
        margin: 0rem;
        white-space: normal;
        text-align: center;
      }

      &::before {
        position: absolute;
        display: block;
        content: '';
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-image: linear-gradient(135deg, #434343 0%, black 100%);
        opacity: .25;
        z-index: $zindex-0;
      }

      span {
        font-size: $font-size-smallest;
        position: absolute;
        right: .9375rem;
        top: .625rem;
        padding: 0 .3125rem;
        border-radius: .3125rem;
        box-shadow: 0 0rem .3125rem .0625rem rgba(0,0,0,.6);
        background: rgba(0,0,0,.5);
      }
    }


    .info {
      background-color: var(--grey-0);
      transform: rotateY(-180deg);
      padding: 1rem 1.5rem 4rem;
      justify-content: space-between;

      +mobile() {
        padding: 1rem 1rem 4rem;
      }

      .ribbon {
        left: -2.5rem;
        margin-bottom: .8rem;
        max-width: calc(100% + 2rem);
        +mobile() {
          left: -2rem;
        }
      }
    }

    &:nth-child(even) .info {
      transform: rotateY(180deg);
    }

    &.active {
      .cover {
        transform: rotateY(180deg);
      }

      .info {
        transform: rotateY(0deg);
        box-shadow: 0 0 2rem var(--box-bg-shadow);
      }
    }

    &:nth-child(even).active {
      .cover {
        transform: rotateY(-180deg);
      }
    }

    .title {
      .ic {
        font-size: 80%;
      }
    }

    ul.posts {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-content: baseline;
      min-height: 5rem;
      overflow: hidden;

      li {
        width: 45%;
        overflow: hidden;
        white-space: nowrap;
        text-overflow: ellipsis;
        color: var(--primary-color);
      }
    }
  }
}

.segments {
  the-flex();

  > .item {
    @extend $item;

    display: flex;
    border-radius: .625rem;

    width: calc(100% - 2rem);
    min-width: calc(100% - 2rem);

    shadow-box(false);
    the-transition();


    +mobile() {
      flex-direction: column;
      height: fit-content;
      max-height: fit-content;
    }

    &:hover {
      box-shadow: 0 0 2rem var(--box-bg-shadow);

      .cover {
        filter: brightness(.3);
      }

      .cover img {
        transform: scale(1.25) rotate(2deg);
      }

      .info {
        width: 75%;
        +mobile(){
          width: 100%;
        }
      }

      .info h3{
        margin: .625rem 0;
        color: var(--color-blue);
      }

      .excerpt {
        opacity: 1;
      }
    }
  }

  .cover {
    width: 50%;
    margin-right: 1.5rem;
    clip-path: polygon(0 0, 92% 0%, 100% 100%, 0% 100%);
    border-radius: .625rem 0 0 .625rem;
    overflow: hidden;
    the-transition();

    +mobile() {
      width: 100%;
      height: 14rem;
      margin: auto;
      clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
      border-radius: .625rem .625rem 0 0;
    }

    img {
      object-fit: cover;
      width: 100%;
      height: 100%;
    }
  }

  .info {
    position: relative;
    width: 50%;
    padding: 1rem 1.5rem 3rem 0;
    perspective: 62.5rem;
    the-transition();

    +mobile() {
      width: 100%;
      height: 14rem;
      padding: 0rem 1rem 3rem;
    }

    .meta {
      display: flex;
      justify-content: flex-end;
      margin: 0;

      +mobile() {
        .item:not(:first-child) {
          display: none;
        }
      }
    }

    h3 {
      text-overflow: ellipsis;
      overflow: hidden;
      white-space: nowrap;
      margin: 3.525rem 0 0 0;
      color: var(--primary-color);
      the-transition-margin();
    }

    .excerpt {
      overflow: hidden;
      font-size: $font-size-small;
      max-height: 5rem;
      display: -webkit-box;
      -webkit-box-orient: vertical;
      -webkit-line-clamp: 3;
      text-overflow: ellipsis;
      opacity: 0;
      pointer-events: none;
      the-transition();
    }

  }


  > .item:nth-child(even) {
    flex-direction: row-reverse;

    +mobile() {
      flex-direction: column;
    }

    .cover {
      margin-right: auto;
      margin-left: 1.5rem;
      clip-path: polygon(0 0%, 100% 0%, 100% 100%, 8% 100%);
      border-radius: 0rem .625rem .625rem 0;

      +mobile() {
        width: 100%;
        margin: auto;
        clip-path: polygon(0 0,100% 0,100% 100%,0 92%);
        border-radius: .625rem .625rem 0 0;
      }
    }

    .info {
      padding: 1rem 0 3rem 1.5rem;

      +mobile() {
        padding: 0rem 1rem 3rem;
      }

      .meta {
        justify-content: flex-start;
      }
    }

    .btn {
      left: 0;
      right: auto;
      border-radius: 0 1rem;
      background-image: linear-gradient(to right, var(--color-orange) 0, var(--color-pink) 100%);
    }

    .meta.footer {
      right: .5rem;
      justify-content: flex-start;
    }

    &:hover {
      .cover img {
        transform: scale(1.25) rotate(-2deg);
      }
    }
  }
}

进入 themes\shoka\source\css\_mixins.styl 中增加如下函数

the-transition-margin(duration = .3s, function = ease, delay = 0s, property = margin) {
	transition:property duration function delay;
}

# 背景图随鼠标滚动发生位移

找到 themes\shoka\source\js\_app\global.js

20 行左右新增

var imgMover = $('#imgs');

188 行左右新增

var oVal = Math.round(Math.min(300 * window.pageYOffset / contentVisibilityHeight, 100)) / -5;

var max = 200 + window.pageYOffset;

if (oVal > max) {

	oVal = max;

}

imgMover.style.transform = 'translate3d(0,' + oVal + 'vh,0)';

imgMover.style.webkitTransform  = 'translate3d(0,' + oVal + 'vh,0)';

imgMover.style.msTransform = 'translate3d(0,' + oVal + 'vh,0)';

imgMover.style.OTransform  = 'translate3d(0,' + oVal + 'vh,0)';

在 themes\shoka\source\js_app\pjax.js 文件大概 53 行新增

imgMover = $('#imgs')

# 修改标签页显示

要下班了，下次上班再弄

# 实现下拉小箭头

进入 themes/shoka/source/js/_app 目录
在 global.js 17 行新增

var angleBtn=$('#angle');

在 pjax.js 20 行新增

if(!angleBtn) {

    angleBtn = siteHeader.createChild('div', {

      id: 'angle',

      innerHTML: '<span><i class="ic i-angle-down" aria-hidden="true"></i></span>'

    });

 }

 angleBtn.addEventListener('click',headertopdown);

在 sidebar.js 220 行新增

const headertopdown = function () {

  pageScroll($('#main'));

}

在 themes->shoka->source->css->_common->outline->header->header.styl 中最后 (@import... 之前) 新增

/* 首页下拉箭头 */
 
#angle {
    position: absolute;
    bottom: 10vh;
    left: 50%;
    cursor: pointer;
    z-index: 5;
    transform: translateX(-50%);
}

@media (max-width: 860px) {
    #angle {
        bottom: 8vh;
    }
}

#angle i {
    font-size: 35px;
    color: #fff;
    @extend .up-down;
}