@import url("https://fonts.googleapis.com/css?family=Quicksand:400,500,600&display=swap");
.font {
  font-family: "Quicksand", sans-serif;
  font-weight: 600;
}

:root {
  --mainWhite: #E0E0E0;
  --buttonWhite:-2px -2px 5px rgba(255,255,255,1),
                  3px 3px 5px rgba(0,0,0,.07);
  --buttonWhiteActive:inset -2px -2px 5px rgba(255,255,255,1),
                      inset 3px 3px 5px rgba(0,0,0,.07);
  --iconWhiteVer:#6a9bd8;
  --mainDark:#222;
  --buttonDark:inset -2px -2px 5px rgba(0,0,0,0.5),
                     inset 3px 3px 5px rgba(255,255,255,.07);
  --buttonDarkActive:-2px -2px 5px rgba(0,0,0,0.5),
                  3px 3px 5px rgba(255,255,255,.07);
  --iconDarkVer:#8d948d;
  --iconDarkVerActive:0 0 10px rgba(33,156,243,1),
                       0 0 10px rgba(33,156,243,1);
  --iconDarkLine:0 0 10px rgba(33,156,243,.5),
    0 0 20px rgba(33,156,243,.5),
    0 0 30px rgba(33,156,243,.5),
    inset 0 0 10px rgba(33,156,243,.5), ;
}

body {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column-reverse;
  transition: 0.5s;

}
body.neumorphism {
  background: var(--mainWhite);
}
body.neumorphism .switch {
  background: var(--mainWhite);
  box-shadow: var(--buttonWhite);
}
body.neumorphism .switch input[type=checkbox] ~ .icon-box {
  background: var(--mainWhite);
  box-shadow: var(--buttonWhite);
}
body.neumorphism .switch input[type=checkbox] ~ .icon-box img {
  color: var(--iconWhiteVer);
}
body.neumorphism .switch input[type=checkbox]:checked ~ .icon-box {
  box-shadow: var(--buttonWhiteActive);
}
body.dark {
  background: var(--mainDark);
}
body.dark .switch {
  background: var(--mainDark);
  box-shadow: var(--buttonDark);
}
body.dark .switch input[type=checkbox] ~ .icon-box {
  background: var(--mainDark);
  box-shadow: var(--buttonDark);
}
body.dark .switch input[type=checkbox] ~ .icon-box p {
  color: var(--iconDarkVer);
}
body.dark .switch input[type=checkbox]:checked ~ .icon-box {
  box-shadow: var(--buttonDarkActive);
}
body.dark .switch input[type=checkbox]:checked ~ .icon-box p {
  text-shadow: var(--iconDarkVerActive);
  color: white;
}

body.dark .title {
    color: white;
    background-color: #17181b;
    box-shadow: var(--mainDark);
  }
body.dark .title a{
    color: white;
    text-decoration:none;
}

.switch {
  position: relative;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  border-radius: 10px;
  padding: 10px;
  width: 80%;
  height: auto;
  margin-bottom: 20px;
}
.switch__box {
  position: relative;
  list-style: none;
  text-align: center;
  margin: 15px;
}
.switch__box label {
  position: relative;
}
.switch__box label input[type=checkbox] {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}
.switch__box label input[type=checkbox] ~ .icon-box {
  width: 200px;
  height: 110px;
  /* display: flex; */
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}
.switch__box label input[type=checkbox] ~ .icon-box img {
    width: 50px;
    transition: width 0.2s ease-out;
    margin-bottom: 5px;
    padding-top: 10px;
}
.switch__box label input[type=checkbox] ~ .icon-box p {
  color: #222;
  font-weight: bold;
  text-align: center;
  position:0 auto;
  padding-top: 10px;
  padding-bottom: 2px;
}
.switch__box label input[type=checkbox]:checked ~ .icon-box img {
  transform: scale(0.95);
}

.colormode {
  transform-style: preserve-3d;
  perspective: 200px;
  height: 40px;
  border-radius: 40px;
  margin-bottom: 20px;
  margin-right: 0px;
  position:fixed;
  top:20px;
  right:40px;
}
.colormode input[type=checkbox] {
  width: 80px;
  height: 30px;
  margin: 0;
  -webkit-appearance: none;
  outline: none;
  transition: 0.5s ease;
  cursor: pointer;
}

.colormode input[type=checkbox] ~ span {
  position: absolute;
  top: 0;
  width: 50%;
  height: 30px;
  line-height: 30px;
  text-align: center;
  text-transform: uppercase;
  font-weight: bold;
  pointer-events: none;
  transform-style: preserve-3d;
  
}
.colormode input[type=checkbox] ~ span:nth-of-type(1) {
  left: 0;
  border-top-left-radius: 40px;
  border-bottom-left-radius: 40px;
  background: var(--mainWhite);
}
.colormode input[type=checkbox] ~ span:nth-of-type(1)::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, #464343, #17181b);
  border-top-left-radius: 40px;
  border-bottom-left-radius: 40px;
  transform-origin: right;
  transition: 1s;
  backface-visibility: hidden;
}
.colormode input[type=checkbox] ~ span:nth-of-type(2) {
  color: var(--mainWhite);
  right: 0;
  border-top-right-radius: 40px;
  border-bottom-right-radius: 40px;
  background: var(--mainDark);
}
.colormode input[type=checkbox] ~ span:nth-of-type(2)::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, #fefefe, #f2f2f2);
  border-top-right-radius: 40px;
  border-bottom-right-radius: 40px;
  transform-origin: left;
  transition: 1s;
  backface-visibility: hidden;
  transform: rotateY(180deg);
}
.colormode input[type=checkbox]:checked ~ span:nth-of-type(1)::before {
  transform: rotateY(180deg);
}
.colormode input[type=checkbox]:checked ~ span:nth-of-type(2)::before {
  transform: rotateY(360deg);
}
.title{
    width: 80%;
    height: 50px;
    font-size: 30px;
    font-family: '黑体';
    text-align: center;
    line-height:50px;
    margin: 0 auto;
    margin-top: 60px;
    margin-bottom: 20px;
    background-color: #6a9bd8;
    border-radius: 10px;
    background: #e0e0e0;
    box-shadow: var(--buttonWhite);
}
.title2{
  margin-bottom: 20px;
  text-align: center;
  font-size: 10px;
}
.title2 a{
    color: #17181b;
    text-decoration:none;
}