@charset "UTF-8";
@import url("https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,100..900;1,100..900&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@100..900&display=swap");
/*! normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css */
/* Document
   ========================================================================== */
/**
 * 1. Correct the line height in all browsers.
 * 2. Prevent adjustments of font size after orientation changes in iOS.
 */
html {
  line-height: 1.15; /* 1 */
  -webkit-text-size-adjust: 100%; /* 2 */
}

/* Sections
   ========================================================================== */
/**
 * Remove the margin in all browsers.
 */
body {
  margin: 0;
}

/**
 * Render the `main` element consistently in IE.
 */
main {
  display: block;
}

/**
 * Correct the font size and margin on `h1` elements within `section` and
 * `article` contexts in Chrome, Firefox, and Safari.
 */
h1 {
  font-size: 2em;
  margin: 0.67em 0;
}

/* Grouping content
   ========================================================================== */
/**
 * 1. Add the correct box sizing in Firefox.
 * 2. Show the overflow in Edge and IE.
 */
hr {
  -webkit-box-sizing: content-box;
          box-sizing: content-box; /* 1 */
  height: 0; /* 1 */
  overflow: visible; /* 2 */
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */
pre {
  font-family: monospace, monospace; /* 1 */
  font-size: 1em; /* 2 */
}

/* Text-level semantics
   ========================================================================== */
/**
 * Remove the gray background on active links in IE 10.
 */
a {
  background-color: transparent;
}

/**
 * 1. Remove the bottom border in Chrome 57-
 * 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
 */
abbr[title] {
  border-bottom: none; /* 1 */
  text-decoration: underline; /* 2 */
  -webkit-text-decoration: underline dotted;
          text-decoration: underline dotted; /* 2 */
}

/**
 * Add the correct font weight in Chrome, Edge, and Safari.
 */
b,
strong {
  font-weight: bolder;
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */
code,
kbd,
samp {
  font-family: monospace, monospace; /* 1 */
  font-size: 1em; /* 2 */
}

/**
 * Add the correct font size in all browsers.
 */
small {
  font-size: 80%;
}

/**
 * Prevent `sub` and `sup` elements from affecting the line height in
 * all browsers.
 */
sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

/* Embedded content
   ========================================================================== */
/**
 * Remove the border on images inside links in IE 10.
 */
img {
  border-style: none;
}

/* Forms
   ========================================================================== */
/**
 * 1. Change the font styles in all browsers.
 * 2. Remove the margin in Firefox and Safari.
 */
button,
input,
optgroup,
select,
textarea {
  font-family: inherit; /* 1 */
  font-size: 100%; /* 1 */
  line-height: 1.15; /* 1 */
  margin: 0; /* 2 */
}

/**
 * Show the overflow in IE.
 * 1. Show the overflow in Edge.
 */
button,
input { /* 1 */
  overflow: visible;
}

/**
 * Remove the inheritance of text transform in Edge, Firefox, and IE.
 * 1. Remove the inheritance of text transform in Firefox.
 */
button,
select { /* 1 */
  text-transform: none;
}

/**
 * Correct the inability to style clickable types in iOS and Safari.
 */
button,
[type=button],
[type=reset],
[type=submit] {
  -webkit-appearance: button;
}

/**
 * Remove the inner border and padding in Firefox.
 */
button::-moz-focus-inner,
[type=button]::-moz-focus-inner,
[type=reset]::-moz-focus-inner,
[type=submit]::-moz-focus-inner {
  border-style: none;
  padding: 0;
}

/**
 * Restore the focus styles unset by the previous rule.
 */
button:-moz-focusring,
[type=button]:-moz-focusring,
[type=reset]:-moz-focusring,
[type=submit]:-moz-focusring {
  outline: 1px dotted ButtonText;
}

/**
 * Correct the padding in Firefox.
 */
fieldset {
  padding: 0.35em 0.75em 0.625em;
}

/**
 * 1. Correct the text wrapping in Edge and IE.
 * 2. Correct the color inheritance from `fieldset` elements in IE.
 * 3. Remove the padding so developers are not caught out when they zero out
 *    `fieldset` elements in all browsers.
 */
legend {
  -webkit-box-sizing: border-box;
          box-sizing: border-box; /* 1 */
  color: inherit; /* 2 */
  display: table; /* 1 */
  max-width: 100%; /* 1 */
  padding: 0; /* 3 */
  white-space: normal; /* 1 */
}

/**
 * Add the correct vertical alignment in Chrome, Firefox, and Opera.
 */
progress {
  vertical-align: baseline;
}

/**
 * Remove the default vertical scrollbar in IE 10+.
 */
textarea {
  overflow: auto;
}

/**
 * 1. Add the correct box sizing in IE 10.
 * 2. Remove the padding in IE 10.
 */
[type=checkbox],
[type=radio] {
  -webkit-box-sizing: border-box;
          box-sizing: border-box; /* 1 */
  padding: 0; /* 2 */
}

/**
 * Correct the cursor style of increment and decrement buttons in Chrome.
 */
[type=number]::-webkit-inner-spin-button,
[type=number]::-webkit-outer-spin-button {
  height: auto;
}

/**
 * 1. Correct the odd appearance in Chrome and Safari.
 * 2. Correct the outline style in Safari.
 */
[type=search] {
  -webkit-appearance: textfield; /* 1 */
  outline-offset: -2px; /* 2 */
}

/**
 * Remove the inner padding in Chrome and Safari on macOS.
 */
[type=search]::-webkit-search-decoration {
  -webkit-appearance: none;
}

/**
 * 1. Correct the inability to style clickable types in iOS and Safari.
 * 2. Change font properties to `inherit` in Safari.
 */
::-webkit-file-upload-button {
  -webkit-appearance: button; /* 1 */
  font: inherit; /* 2 */
}

/* Interactive
   ========================================================================== */
/*
 * Add the correct display in Edge, IE 10+, and Firefox.
 */
details {
  display: block;
}

/*
 * Add the correct display in all browsers.
 */
summary {
  display: list-item;
}

/* Misc
   ========================================================================== */
/**
 * Add the correct display in IE 10+.
 */
template {
  display: none;
}

/**
 * Add the correct display in IE 10.
 */
[hidden] {
  display: none;
}

/* 清除浮動 */
.clearfix {
  *zoom: 1; /*For IE 6&7 only*/
}
.clearfix::before, .clearfix::after {
  content: "";
  display: table;
}
.clearfix:after {
  clear: both;
}

/* 清除圖片底部的空白 */
img,
svg,
iframe {
  vertical-align: middle;
  border: none;
  outline: none;
}

/* 強制使用原生/平滑的觸控捲動 */
figure {
  margin: 0;
}

/* 自定義的通用樣式 */
.root {
  position: relative;
  margin: 0 auto;
  color: #525357;
  background-color: white;
  background-repeat: repeat;
}

.debug {
  border: 1px solid red;
}

.full {
  width: 100%;
}

.left {
  text-align: left;
}

.center {
  text-align: center;
}

.right {
  text-align: right;
}

/*
-----------------------------------------------------------------
* font-family ：設定全站使用的字體家族。                            *
* font-size   ：設定基礎字體大小，常用於計算 rem 或 em 單位。         *
* line-height ：設定基礎行高，影響文字的閱讀舒適度。                  *
* font-weight ：設定全站預設的字體粗細。                            *
* color       ：設定文字的基礎顏色。                               *
-----------------------------------------------------------------
*/
* {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  font-family: "Microsoft JhengHei", "微軟正黑體", arial, sans-serif;
}

:focus {
  outline: 0;
}

html, body {
  padding: 0;
  height: 100%;
  color: #0f1419;
  font-family: "Microsoft JhengHei", "微軟正黑體", arial, sans-serif;
  font-size: 16px;
  word-wrap: break-word;
  background-color: #ffffff;
  scroll-behavior: smooth;
}

/*
-----------------------------------------------------------------
* h1~h6 的標題                                                   *
-----------------------------------------------------------------
*/
h1 {
  font-size: 40px;
}

h2 {
  font-size: 36px;
}

h3 {
  font-size: 32px;
}

h4 {
  font-size: 28px;
}

h5 {
  font-size: 24px;
}

h6 {
  font-size: 20px;
}

/*
-----------------------------------------------------------------
* 取消預設的斜體字                                                 *
-----------------------------------------------------------------
*/
i,
em,
cite,
dfn,
var,
address {
  font-style: normal;
}

/*
-----------------------------------------------------------------
* 等寬字設定                                                      *
-----------------------------------------------------------------
*/
code,
pre,
samp,
kbd,
var {
  font-family: "Source Code Pro", monospace;
}

/*
-----------------------------------------------------------------
* A 連結                                                         *
-----------------------------------------------------------------
*/
a {
  -webkit-transition: color 0.3s ease-in-out;
  transition: color 0.3s ease-in-out;
}
a:link {
  color: #004a99;
}
a:visited {
  color: #004a99;
}
a:hover {
  color: #2563eb;
}

sup {
  font-size: 1.2em;
  top: -0.33em;
  right: 0.09em;
}

/* 網站標題 .................................. */
.site-title {
  margin: 0 auto;
  max-width: 804px;
  -webkit-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
}
@media (min-width: 0) {
  .site-title {
    padding: 20vw 1em 65vw 1em;
  }
}
@media (min-width: 700px) {
  .site-title {
    padding: 2em 12vw 22em;
  }
}
@media (min-width: 900px) {
  .site-title {
    padding: 2em 4em 18em;
  }
}
@media (min-width: 1024px) {
  .site-title {
    padding: 2em 0 14em 0;
  }
}
.site-title img {
  width: 100%;
}

/* 手機區塊 .................................. */
.mobile-zone {
  overflow: hidden;
  position: relative;
  margin: 0 auto;
  max-width: 875px;
  width: 100%;
  -webkit-animation: move2 3s ease-in-out infinite;
          animation: move2 3s ease-in-out infinite;
}
.mobile-zone img {
  width: 100%;
}

@-webkit-keyframes move2 {
  0% {
    left: 0;
  }
  25% {
    left: -10em;
  }
  50% {
    left: 0;
  }
  75% {
    left: 10em;
  }
  100% {
    left: 0;
  }
}

@keyframes move2 {
  0% {
    left: 0;
  }
  25% {
    left: -10em;
  }
  50% {
    left: 0;
  }
  75% {
    left: 10em;
  }
  100% {
    left: 0;
  }
}
/* 手機設定 ................................ */
.mobile-mask {
  position: relative;
  z-index: 2;
}

/* 手機裡的人群設定 .......................... */
.mobile-people {
  overflow: hidden;
  position: absolute;
  top: 0;
  left: 0;
  max-width: 875px;
  width: 100%;
  height: 100%;
  border-radius: 3em;
  z-index: 1;
}
.mobile-people img {
  position: absolute;
  bottom: 2em;
  left: 0;
  -webkit-transform: scale(1.5);
          transform: scale(1.5);
  -webkit-animation: move 3s ease-in-out infinite;
          animation: move 3s ease-in-out infinite;
}

/* 螢幕移動的動畫 ........................... */
@-webkit-keyframes move {
  0% {
    left: 0;
  }
  25% {
    left: 6em;
  }
  50% {
    left: 0;
  }
  75% {
    left: -7em;
  }
  100% {
    left: 0;
  }
}
@keyframes move {
  0% {
    left: 0;
  }
  25% {
    left: 6em;
  }
  50% {
    left: 0;
  }
  75% {
    left: -7em;
  }
  100% {
    left: 0;
  }
}
/* 手機背景設定 ............................. */
.mobile-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
}

/* 注意事項 .................................. */
.note-container {
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 1em;
  background-image: url(../images/cut-bg.png);
  background-repeat: no-repeat;
}
@media (min-width: 0) {
  .note-container {
    padding: 4em 1em 12.5em;
    background-position: bottom left;
  }
}
@media (min-width: 920px) {
  .note-container {
    padding: 6em 1em 2em 1em;
    background-position: bottom center;
  }
}

.site-des {
  display: grid;
  margin: 0 auto;
  max-width: 1400px;
  font-weight: bold;
  color: white;
  line-height: 1.5;
  background-color: #066f2b;
  border-radius: 2em;
}
@media (min-width: 0) {
  .site-des {
    padding: 1.5rem;
    font-size: 1.25em;
    grid-template-columns: 1fr;
    gap: 1em;
  }
}
@media (min-width: 800px) {
  .site-des {
    padding: 2rem;
    font-size: 1.425em;
    grid-template-columns: 1fr 2fr;
    gap: 2em;
  }
}

.des-note {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 0.5em;
}
.des-note h2 {
  margin: 0;
  padding: 0 0 0 40px;
  font-size: 1.65em;
  color: #ffd24f;
  background-image: url(../images/dot.png);
  background-repeat: no-repeat;
  background-position: left center;
  border-bottom: 2px solid #ffd24f;
}
.des-note ul {
  margin: 0;
  padding: 0 0 0 1.5em;
}
.des-note ul li em {
  font-style: normal;
}
.des-note ul li strong {
  color: #ffd24f;
  border-bottom: dashed 1px #ffd24f;
}

.site-description {
  position: relative;
  display: grid;
  grid-template-columns: 220px 1fr;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  margin: 0 auto;
  max-width: 1400px;
  font-size: 1.125em;
  font-weight: bold;
  color: white;
  line-height: 1.35;
  background-color: #066f2b;
  background-image: url(../images/gift-bg.png);
  background-position: top right;
  background-repeat: no-repeat;
  border-radius: 2em;
}
@media (min-width: 0) {
  .site-description {
    row-gap: 0.5em;
    padding: 1.5em;
    font-size: 1em;
    background-size: 50vw;
    grid-template-columns: 1fr;
  }
  .site-description h2 {
    font-size: 1.75em;
  }
  .site-description ul {
    margin-left: 0;
    padding-left: 1.75em;
  }
}
@media (min-width: 920px) {
  .site-description {
    row-gap: 1.5em;
    padding: 2em;
    font-size: 1.25em;
    background-size: unset;
    grid-template-columns: 1fr;
  }
  .site-description h2 {
    font-size: 2em;
  }
}
.site-description h2 {
  margin: 0;
  padding: 0;
  color: #ffd24f;
}
.site-description ul {
  margin-top: 0;
  margin-bottom: 0;
  padding-top: 0;
  padding-bottom: 0;
  line-height: 1.5;
}
.site-description ul li em {
  font-style: normal;
}
.site-description ul li strong {
  color: #ffd24f;
  border-bottom: dashed 1px #ffd24f;
}

.site-slogen {
  padding: 0.45rem 1rem 0.45rem;
  text-align: center;
  color: #045822;
  font-size: clamp(1.75em, 5vw, 2.5em);
  z-index: 100;
}
@media (min-width: 0) {
  .site-slogen {
    margin: -1.35em auto 0 auto;
  }
}
@media (min-width: 920px) {
  .site-slogen {
    margin: -1.75em auto 0 auto;
  }
}

/* 上下兩欄的 layout.......................... */
.layout {
  overflow: hidden;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 0;
  background-color: #e5e2eb;
  background-repeat: no-repeat;
  background-position: top center;
}
@media (min-width: 0) {
  .layout {
    background-image: url(../images/bg-m.jpg);
    background-size: contain;
  }
}
@media (min-width: 700px) {
  .layout {
    background-image: url(../images/bg.jpg);
    background-size: unset;
  }
}
.layout .content {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  width: 100%;
}

.change {
  padding: 1rem;
  line-height: 1.5;
  background-color: white;
}
@media (min-width: 0) {
  .change {
    font-size: 1em;
  }
}
@media (min-width: 920px) {
  .change {
    font-size: 1.25em;
  }
}
.change a {
  color: #045822;
  text-decoration: none;
  border-bottom: 1px dashed #045822;
}

/* header .................................. */
.header {
  position: absolute;
  top: 0;
  width: 100%;
  z-index: 5;
}

.header-container {
  margin: 0 auto;
  padding: 0 1em;
  max-width: 1200px;
  width: 100%;
}

.logo {
  display: block;
  text-decoration: none;
  -webkit-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
}
@media (min-width: 0) {
  .logo {
    width: 70px;
  }
}
@media (min-width: 900px) {
  .logo {
    width: 100px;
  }
}
.logo img {
  width: 100%;
}

/* footer .................................. */
footer {
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  padding: 2em 1em;
  color: white;
  width: 100%;
  background-color: #045822;
  z-index: 5;
}
@media (min-width: 0) {
  footer {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 1em;
  }
}
@media (min-width: 620px) {
  footer {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 1em;
  }
}
@media (min-width: 1160px) {
  footer {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
        -ms-flex-direction: row;
            flex-direction: row;
    gap: 4em;
  }
}
footer a {
  text-decoration: none;
}
footer h3, footer h4 {
  margin: 0;
  padding: 0;
}
footer h3 {
  font-size: 1.5625em;
  color: #ffd24f;
}
@media (min-width: 0) {
  footer h3 span {
    display: block;
    text-align: center;
  }
}
@media (min-width: 620px) {
  footer h3 span {
    display: unset;
    text-align: unset;
  }
}
@media (min-width: 0) {
  footer h4 {
    font-size: 1.25em;
  }
}
@media (min-width: 620px) {
  footer h4 {
    font-size: 1.75em;
  }
}

/* 公司、各分區電話 .......................... */
.company-telephone {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
}
@media (min-width: 0) {
  .company-telephone {
    gap: 1em;
  }
}
@media (min-width: 620px) {
  .company-telephone {
    gap: 0.5em;
  }
}

.telephone {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-direction: row;
          flex-direction: row;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 1em;
}

/* 北、中、南分區 ........................... */
.local-zone {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 0.25em;
}
.local-zone em {
  padding: 0.15em 0.35em;
  color: #045822;
  font-style: normal;
  background-color: #ffd24f;
  border-radius: 1em;
}
.local-zone a {
  color: white;
}
@media (min-width: 0) {
  .local-zone {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  .local-zone a {
    font-size: 0.75em;
  }
}
@media (min-width: 620px) {
  .local-zone {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
        -ms-flex-direction: row;
            flex-direction: row;
  }
  .local-zone a {
    font-size: 1em;
  }
}

/* 全台分校及平台........................... */
.branch-platform {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-direction: row;
          flex-direction: row;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}
@media (min-width: 0) {
  .branch-platform {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 0.5em;
  }
}
@media (min-width: 620px) {
  .branch-platform {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
        -ms-flex-direction: row;
            flex-direction: row;
    gap: 1em;
  }
}

.branch,
.platform {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  padding-left: 1em;
  border-left: 5px solid white;
}
@media (min-width: 0) {
  .branch,
  .platform {
    gap: 0;
    padding-left: 0;
    border-left-width: 0;
    text-align: center;
  }
  .branch .footer-url,
  .platform .footer-url {
    display: none;
  }
}
@media (min-width: 620px) {
  .branch,
  .platform {
    gap: 0.5em;
    padding-left: 1em;
    border-left-width: 5px;
    text-align: unset;
  }
  .branch .footer-url,
  .platform .footer-url {
    display: unset;
  }
}
.branch a,
.platform a {
  color: white;
}

/* 雪花的效果，需搭配 snow.js ........................... */
#snow-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  /* 關鍵：讓滑鼠事件穿透 */
  z-index: 99;
}

/* 雪花基本樣式 */
.snowflake {
  position: absolute;
  background-color: #fff;
  border-radius: 50%;
  /* CSS 模擬圓形雪花 */
  -webkit-box-shadow: 0 0 5px rgba(255, 255, 255, 0.8);
          box-shadow: 0 0 5px rgba(255, 255, 255, 0.8);
  /* 加一點光暈效果更真實 */
  will-change: transform;
  /* 優化動畫性能 */
  /* *** 確保沒有 transition 影響雪花 *** */
  -webkit-transition: none !important;
  transition: none !important;
}

/* --- 景深分層樣式 --- */
/* 前景：大、清晰、不透明 */
.layer-front {
  width: 8px;
  height: 8px;
  opacity: 0.95;
  -webkit-filter: blur(0px);
          filter: blur(0px);
  z-index: 3;
}

/* 中景：中等大小、微模糊 */
.layer-middle {
  width: 5px;
  height: 5px;
  opacity: 0.7;
  -webkit-filter: blur(1px);
          filter: blur(1px);
  z-index: 2;
}

/* 遠景：小、模糊、半透明 */
.layer-back {
  width: 3px;
  height: 3px;
  opacity: 0.4;
  -webkit-filter: blur(2.5px);
          filter: blur(2.5px);
  z-index: 1;
}

body {
  background-color: #e5e2eb;
}