body::-webkit-scrollbar-track {
  -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.3);
  border-radius: 6px;
  background-color: #F5F5F5;
}

body::-webkit-scrollbar {
  width: 6px;
  background-color: #F5F5F5;
}

body::-webkit-scrollbar-thumb {
  -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, .3);
  border-radius: 6px;
  background-color: #bdb9b9;
}

div::-webkit-scrollbar-track {
  -webkit-box-shadow: inset 0 0 3px rgba(0, 0, 0, 0.3);
  border-radius: 3px;
  background-color: #F5F5F5;
}

div::-webkit-scrollbar {
  width: 6px;
  background-color: #F5F5F5;
}

div::-webkit-scrollbar-thumb {
  -webkit-box-shadow: inset 0 0 3px rgba(0, 0, 0, .3);
  border-radius: 3px;
  background-color: #bdb9b9;
}

:root {
  --primary: #165da4;
}

a {
  color: #333;
}

a:hover {
  color: var(--primary, rgb(22, 93, 164));
}

a:focus {
  -moz-outline: none;
  outline: none;
}

body {
  color: rgb(51, 51, 51);
  font: 14px/1.5 "苹方", Microsoft Yahei, Arial;
}

.lr {
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
}

.lrw {
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -ms-flex-wrap: wrap;
  -webkit-flex-wrap: wrap;
  flex-wrap: wrap;
}

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

@font-face {
  font-family: 'roboto';
  src: url('../fonts/roboto-condensed-3-webfont.woff2') format('woff2'), url('../fonts/roboto-condensed-3-webfont.woff') format('woff');
  font-weight: normal;
  font-style: normal;
}

.wrapper {
  max-width: 1520px;
  padding: 0 20px;
  margin-left: auto;
  margin-right: auto;
}

.wrapper:after {
  content: "";
  display: table;
  clear: both;
}

@media only screen and (max-width:1536px) {
  .wrapper {
    max-width: 1336px;
  }
}

@media only screen and (max-width:1440px) {
  .wrapper {
    max-width: 1240px;
  }
}

@media only screen and (max-width:1366px) {
  .wrapper {
    max-width: 1166px;
  }
}

@media only screen and (max-width:1280px) {
  .wrapper {
    max-width: 1080px;
  }
}

@media only screen and (max-width:1024px) {
  .wrapper {
    max-width: 960px;
  }
}


/* + */
.toggle-btn {
  display: none;
}

@media only screen and (max-width: 920px) {
  .toggle-btn {
    display: block;
    position: absolute;
    right: 20px;
    top: 10px;
    transition: all 0.5s;
  }

  .inner-cont>p img {
    width: 100%;
    height: auto;
    padding-bottom: 20px;
  }

  .gn-item:hover .toggle-btn {
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
  }
}