@charset "utf-8";

/* base */
*,
*:before,
*:after {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

html {
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "微软雅黑", Helvetica, Arial, sans-serif;
  font-size: 14px;
  color: #333;
  background-color: #fff;
  overflow: hidden;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
menu,
nav,
section,
summary {
  display: block;
}

audio,
canvas,
progress,
video {
  display: inline-block;
  vertical-align: baseline;
}

audio:not([controls]) {
  display: none;
  height: 0;
}

[hidden],
template {
  display: none;
}

a {
  background-color: transparent;
  color: inherit;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
  outline: none;
  -moz-outline-style: none;
}

a:active,
a:hover {
  outline: 0;
  text-decoration: none;
}

a:focus {
  text-decoration: none;
  outline: 5px auto -webkit-focus-ring-color;
  outline-offset: -2px;
}

b,
strong {
  font-weight: bold;
}

ol,
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

img {
  border: 0;
  vertical-align: middle;
  max-width: 100%;
  height: auto;
}

svg:not(:root) {
  overflow: hidden;
}

figure {
  margin: 1em 40px;
}

pre {
  overflow: auto;
}


dl,
dd,
h1,
h2,
h3,
h4,
h5,
h6,
p {
  margin: 0;
  font-weight: normal;
}

button,
input,
optgroup,
select,
textarea {
  margin: 0;
  font: inherit;
  color: inherit;
  font-family: inherit;
  line-height: inherit;
  outline: none;
}

button {
  overflow: visible;
}

button,
select {
  text-transform: none;
}

button,
html input[type="button"],
input[type="reset"],
input[type="submit"] {
  -webkit-appearance: button;
  cursor: pointer;
}

button[disabled],
html input[disabled] {
  cursor: default;
}

button::-moz-focus-inner,
input::-moz-focus-inner {
  padding: 0;
  border: 0;
}

input {
  line-height: normal;
  outline: none;
  -webkit-appearance: none;
}

input[type="checkbox"],
input[type="radio"] {
  padding: 0;
}

input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  height: auto;
}

input[type="search"] {
  -webkit-box-sizing: content-box;
  -moz-box-sizing: content-box;
  box-sizing: content-box;
  -webkit-appearance: textfield;
}

input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

fieldset {
  padding: .35em .625em .75em;
  margin: 0 2px;
  border: 1px solid #c0c0c0;
}

legend {
  padding: 0;
  border: 0;
}

textarea {
  overflow: auto;
}

optgroup {
  font-weight: bold;
}

table {
  border-spacing: 0;
  border-collapse: collapse;
}

td,
th {
  padding: 0;
}

.img_h {
  position: relative;
  cursor: pointer;
}
.img_h img {
  display: block;
  opacity: 1;
}
.img_h img:nth-child(2) {
  position: absolute;
  left: 0;
  top: 0;
  opacity: 0;
}
.img_h.img_ha:hover img {
  opacity: 1;
}
.img_h.img_ha:hover img:nth-child(2) {
  opacity: 0;
}
a:hover .img_h.img_ha img,
.img_h:hover img {
  opacity: 0;
}
a:hover .img_h.img_ha img:nth-child(2),
.img_h:hover img:nth-child(2) {
  opacity: 1;
}

.clearfix::after {
  content: '';
  height: 0;
  display: block;
  clear: both;
}

.flex {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
}

.f-dr { /*水平*/
  -webkit-box-orient: horizontal;
  -webkit-flex-direction: row;
  -ms-flex-direction: row;
  flex-direction: row;
}

.f-dc { /*垂直*/
  -webkit-box-orient: vertical;
  -webkit-flex-direction: column;
  -ms-flex-direction: column;
  flex-direction: column;
}

.flex-1 > * {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
  -ms-flex: 1;
  flex: 1;
  display: inline-block; /* IE10失效的解决办法 */
}

.f-as {
  -webkit-box-align: start;
  -webkit-align-items: flex-start;
  -ms-flex-align: start;
  align-items: flex-start;
}

.f-ac {
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
}

.f-ae {
  -webkit-box-align: end;
  -webkit-align-items: flex-end;
  -ms-flex-align: end;
  align-items: flex-end;
}

.f-js {
  -webkit-box-pack: start;
  -webkit-justify-content: flex-start;
  -ms-flex-pack: start;
  justify-content: flex-start;
}

.f-jc {
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
}

.f-je {
  -webkit-box-pack: end;
  -webkit-justify-content: flex-end;
  -ms-flex-pack: end;
  justify-content: flex-end;
}

.f-jsb {
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
/* base */

.desktop_ico {
  width: 100%;
  height: 100vh;
  background: url(../images/background.jpg) center / cover no-repeat;
  padding: 8px 0 0;
  -webkit-transition: all 0.4s ease-in-out;
  -moz-transition: all 0.4s ease-in-out;
  -ms-transition: all 0.4s ease-in-out;
  -o-transition: all 0.4s ease-in-out;
  transition: all 0.4s ease-in-out;
}
body.rb .desktop_ico {
  -webkit-transform: scale(1.6);
  -moz-transform: scale(1.6);
  -ms-transform: scale(1.6);
  -o-transform: scale(1.6);
  transform: scale(1.6);
  transform-origin: right bottom;
}
.desktop_ico > div {
  margin-bottom: 18px;
  cursor: default;
  position: absolute;
  left: 0px;
}
.desktop_ico > div:nth-child(1) {
  top: 8px;
}
.desktop_ico > div:nth-child(2) {
  top: 98px;
}
.desktop_ico > div:nth-child(3) {
  top: 187px;
}
.desktop_ico > div:nth-child(4) {
  top: 295px;
}
.desktop_ico > div:nth-child(5) {
  top: 384px;
}
.desktop_ico > div:nth-child(6) {
  top: 473px;
}
.desktop_ico > div:nth-child(7) {
  top: 562px;
}
.desktop_ico > div:nth-child(8) {
  top: 651px;
}
.desktop_ico > div:nth-child(9) {
  top: 740px;
}
.desktop_ico > div img {
  position: relative;
  z-index: 5;
}
.desktop_ico > div .menu {
  position: absolute;
  z-index: 9;
  display: none;
  max-width: inherit;
}
.desktop_ico > div::before,
.desktop_ico > div::after {
  content: '';
  border: solid 1px rgba(66, 156, 227, 0.3);
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  background: rgba(66, 156, 227, 0.1);
}
.desktop_ico > div.active::before {
  opacity: 1;
}
.desktop_ico > div:hover::after {
  opacity: 1;
}

.windows_bottom {
  width: 100%;
  height: 40px;
  background: rgba(8, 1, 0, 0.76);
  z-index: 9;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  -webkit-transition: all 0.4s ease-in-out;
  -moz-transition: all 0.4s ease-in-out;
  -ms-transition: all 0.4s ease-in-out;
  -o-transition: all 0.4s ease-in-out;
  transition: all 0.4s ease-in-out;
}
body.rb .windows_bottom {
  -webkit-transform: scale(1.6);
  -moz-transform: scale(1.6);
  -ms-transform: scale(1.6);
  -o-transform: scale(1.6);
  transform: scale(1.6);
  transform-origin: right bottom;
}

.windows_bottom .r {
  position: relative;
}
.windows_bottom .r .a1 {
  position: absolute;
  width: 28px;
  height: 40px;
  left: 17px;
  top: 0;
}
.windows_bottom .r .a2 {
  position: absolute;
  width: 22px;
  height: 40px;
  left: 45px;
  top: 0;
}
.windows_bottom .r .a3 {
  position: absolute;
  width: 22px;
  height: 40px;
  left: 67px;
  top: 0;
}
.windows_bottom .r .a4 {
  position: absolute;
  width: 74px;
  height: 40px;
  left: 126px;
  top: 0;
}
.windows_bottom .r .a5 {
  position: absolute;
  width: 38px;
  height: 40px;
  left: 200px;
  top: 0;
}
.windows_bottom .img_h.active,
.windows_bottom .img_h:hover {
  background: rgba(255, 255, 255, 0.1);
}
.model_computer {
  position: absolute;
  width: 645px;
  right: 0;
  margin: auto;
  left: 0;
  top: 10%;
  background: #fff;
  display: none;
}
.model_trash {
  position: absolute;
  width: 848px;
  right: 0;
  margin: auto;
  left: 0;
  top: 10%;
  display: none;
}
.model_computer .l {
  position: absolute;
  left: 0;
  top: 86px;
  height: calc(100% - 112px);
  overflow-y: scroll;
  overflow-x: hidden;
  z-index: 3;
}
.model_computer .r {
  position: absolute;
  right: 0;
  top: 86px;
  width: 412px;
  height: calc(100% - 112px);
  overflow: scroll;
}
.model_computer .r .inner {
  width: 500px;
}
.model_computer .l img,
.model_computer .r img {
  max-width: initial;
  margin-right: -22px;
}
.model_trash .close,
.model_computer .close {
  width: 52px;
  height: 30px;
  background: #e81123;
  font-size: 14px;
  position: absolute;
  right: 1px;
  top: 1px;
  opacity: 0;
}
.model_trash .close {
  width: 45px;
  height: 25px;
}
.model_trash .close:hover,
.model_computer .close:hover {
  opacity: 1;
}
.model_trash .close::before,
.model_trash .close::after,
.model_computer .close::before,
.model_computer .close::after {
  content: '';
  width: 15px;
  height: 1px;
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background: #fff;
  margin: auto;
  -webkit-transform: rotate(45deg);
  -moz-transform: rotate(45deg);
  -ms-transform: rotate(45deg);
  -o-transform: rotate(45deg);
  transform: rotate(45deg);
}

.model_trash .close::after,
.model_computer .close::after {
  -webkit-transform: rotate(-45deg);
  -moz-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  -o-transform: rotate(-45deg);
  transform: rotate(-45deg);
}
.windows_menu {
  background: url(../images/menu_bg.png) center / cover no-repeat;
  width: 322px;
  height: 80vh;
  max-height: 640px;
  position: fixed;
  z-index: 99999;
  left: 0;
  bottom: 40px;
  display: none;
}
.windows_menu ::-webkit-scrollbar-track-piece {
  width: 2px;
  background-color: #a9a9a9;
}

.windows_menu ::-webkit-scrollbar {
  width: 2px;
  height: 6px;
}

.windows_menu ::-webkit-scrollbar-thumb {
  height: 50px;
  background-color: #333333;
  -webkit-transition: all 0.4s ease-in-out;
  -moz-transition: all 0.4s ease-in-out;
  -o-transition: all 0.4s ease-in-out;
  transition: all 0.4s ease-in-out;
}

.windows_menu ::selection {
  background: #a9a9a9;
  color: #fff;
}

.windows_menu .l {
  width: 60px;
  height: 100%;
  float: left;
}
.windows_menu .l .lt {
  width: 100%;
  height: 60px;
  background: url(../images/menu_l.png) top left no-repeat;
}
.windows_menu .l .lb {
  width: 100%;
  height: calc(100% - 60px);
  background: url(../images/menu_l.png) bottom left no-repeat;
}
.windows_menu .r {
  width: 262px;
  height: 100%;
  float: right;
  overflow-y: scroll;
  padding-left: 4px;
  padding-bottom: 20px;
}
.windows_menu .r .item {
  margin: 4px 0;
}
.windows_menu .r a {
  cursor: default;
  display: block;
  margin: -2px 0 -3px -4px;
  padding: 2px 0 3px 4px;
  position: relative;
}
.windows_menu .r a.annex::before {
  content: '';
  background: url(../images/menu_jt.png) center no-repeat;
  width: 9px;
  height: 5px;
  position: absolute;
  top: 16px;
  right: 19px;
}
.windows_menu .r a.annex.active::before {
  -webkit-transform: rotate(180deg);
  -moz-transform: rotate(180deg);
  -ms-transform: rotate(180deg);
  -o-transform: rotate(180deg);
  transform: rotate(180deg);
}
.windows_menu .r a:hover {
  background: url(../images/menu_act.png) left center no-repeat;
}
.windows_menu .r .menu_child {
  padding: 4px 0;
  display: none;
}

.guide_outer {
  position: fixed;
  z-index: 99999;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}
.guide {
  position: absolute;
  top: 7px;
  left: -3px;
  width: 80px;
  height: 80px;
  border-radius: 40px;
  box-shadow: 0px 0px 0px 5000px rgba(0, 0, 0, .5);
}
.guide::before {
  content: '';
  max-width: inherit;
  display: block;
  position: relative;
  left: 4px;
  width: 216px;
  height: 220px;
  background: url(../images/mouse.png) no-repeat;
}
.guide::after {
  content: '';
  position: absolute;
  left: 142px;
  top: 116px;
  width: 37px;
  height: 36px;
  opacity: .4;
  background: url(../images/mouse_key.png) no-repeat;
  animation: flash 1.8s infinite linear;
  -moz-animation: flash 1.8s infinite linear;
  -webkit-animation: flash 1.8s infinite linear;
  -o-animation: flash 1.8s infinite linear;
}

.guide.rect {
  width: 265px;
  height: 48px;
  border-radius: 0;
}
.guide.rect::before {
  left: 0px;
  width: 406px;
  height: 203px;
  background: url(../images/mouse3.png) no-repeat;
}
.guide.rect::after {
  left: 328px;
  top: 99px;
}

.guide.file {
  width: 64px;
  height: 32px;
  border-radius: 0;
}
.guide.file::before {
  left: 0px;
  width: 332px;
  height: 211px;
  background: url(../images/mouse4.png) no-repeat;
}
.guide.file::after {
  left: 128px;
  top: 96px;
}

.guide.open_file {
  width: 190px;
  height: 46px;
  border-radius: 0;
}
.guide.open_file::before {
  left: 0px;
  width: 332px;
  height: 211px;
  background: url(../images/mouse5.png) no-repeat;
}
.guide.open_file::after {
  left: 254px;
  top: 107px;
}

.guide.open_file2 {
  width: 310px;
  height: 62px;
  border-radius: 0;
}
.guide.open_file2::before {
  left: 0px;
  width: 449px;
  height: 203px;
  background: url(../images/mouse8.png) no-repeat;
}
.guide.open_file2::after {
  left: 371px;
  top: 99px;
}

.guide.img {
  width: 108px;
  height: 94px;
  border-radius: 0;
}
.guide.img::before {
  left: 0px;
  width: 250px;
  height: 218px;
  background: url(../images/mouse6.png) no-repeat;
}
.guide.img::after {
  left: 172px;
  top: 114px;
}

.guide.open_img {
  width: 90px;
  height: 27px;
  border-radius: 0;
}
.guide.open_img::before {
  left: -130px;
  width: 221px;
  height: 135px;
  background: url(../images/mouse7.png) no-repeat;
  top: -106px;
}
.guide.open_img::after {
  left: -128px;
  top: -86px;
}

.guide.down {
  width: 42px;
  height: 40px;
  border-radius: 0;
}
.guide.down::before {
  left: 0px;
  top: -104px;
  width: 157px;
  height: 144px;
  background: url(../images/mouse2.png) no-repeat;
}
.guide.down::after {
  left: 79px;
  top: -88px;
}
@keyframes flash {
  0% {
    opacity: .4;
  }
  1% {
    opacity: 1;
  }
  50% {
    opacity: 1;
  }
  51% {
    opacity: .4;
  }
  100% {
    opacity: .4;
  }
}