/* 侧边栏外观 */
.page_toolbar {
  position: fixed;
  bottom: 80px;
  right: 80px;
  z-index: 1000;
}

.page_toolbar_item {
  position: relative;
  margin: 1px;
  width: 44px;
  height: 44px;
  display: block;
  cursor: pointer;
  box-shadow: 0 5px 25px rgba(0, 0, 0, .15);
}

.page_toolbar_item .item_icon {
  display: block;
  width: 44px;
  height: 44px;
  position: absolute;
  right: 0;
  top: 0;
  z-index: 1002;
  -webkit-backdrop-filter: blur(20px) saturate(200%);
  backdrop-filter: blur(20px) saturate(200%);
  background-size: 176px auto;
  /* 动画部分 */
  background-color: rgba(255, 255, 255, .85);
  background-image: url(../image/img-sidebar-icons.png);
  border-radius: 2px;
  transition: all .25s ease;
}

.page_toolbar_item:hover .item_icon {
  /* 动画部分 */
  background-color: rgba(247, 64, 32, 1);
  border-radius: 0 2px 2px 0;
  transition: all .25s ease;
}

/* 逐帧动画起始-结束 */
@-webkit-keyframes ani_toolbar_icon {
  from {
    background-position-y: 0;
  }

  to {
    background-position-y: -1276px;
  }
}

@keyframes ani_toolbar_icon {
  from {
    background-position-y: 0;
  }

  to {
    background-position-y: -1276px;
  }
}

.page_toolbar_item .icon_calculator {
  background-position-x: 0;
}

.page_toolbar_item .icon_call {
  background-position-x: -44px;
}

.page_toolbar_item .icon_qrcode {
  background-position-x: -88px;
}

.page_toolbar_item .icon_backtop {
  background-position-x: -132px;
}

.page_toolbar_item:hover .icon_calculator,
.page_toolbar_item:hover .icon_call,
.page_toolbar_item:hover .icon_qrcode,
.page_toolbar_item:hover .icon_backtop {
  -webkit-animation: ani_toolbar_icon steps(29) .5s 1;
  animation: ani_toolbar_icon steps(29) .5s 1;
  -webkit-animation-fill-mode: forwards;
  animation-fill-mode: forwards;
}

/* 计算器 */
.page_toolbar_item .item_calculator_txt {
  display: block;
  position: absolute;
  right: 34px;
  top: 0;
  border-radius: 2px;
  overflow: hidden;
  z-index: 1001;
  /* 动画部分 */
  background-color: rgba(255, 255, 255, .85);
  padding: 0;
  width: 0;
  transition: all .25s ease-out;
}

.page_toolbar_item .item_calculator_txt span {
  display: block;
  width: 100px;
  line-height: 44px;
  font-size: 14px;
  text-align: center;
  color: #fff;
  padding-right: 10px;
}

.page_toolbar_item:hover .item_calculator_txt {
  background-color: rgba(247, 64, 32, 1);
  border-radius: 2px 0 0 2px;
  width: 100px;
  transition: all .25s cubic-bezier(0.18, 0.89, 0.32, 1.28);
  transition-delay: 0.35s;
}

/* 拨打电话 */
.page_toolbar_item .item_call_content {
  display: none;
  position: absolute;
  right: 59px;
  top: 50%;
  padding: 0 40px 40px 40px;
  margin-top: -167px;
  border-radius: 2px;
  background-color: rgba(255, 255, 255, .9);
  -webkit-backdrop-filter: blur(20px) saturate(200%);
  backdrop-filter: blur(20px) saturate(200%);
  box-shadow: 0 5px 25px rgba(0, 0, 0, .15);
}

.item_call_inner {
  position: relative;
}

.item_call_inner::after {
  content: '';
  display: block;
  position: absolute;
  right: -50px;
  top: 50%;
  margin-top: -10px;
  width: 0;
  height: 0;
  border-top: 10px solid transparent;
  border-left: 10px solid rgba(255, 255, 255, .9);
  border-bottom: 10px solid transparent;
}

.item_call_inner .call_title {
  font-size: 16px;
  color: #000;
  line-height: 18px;
  margin-top: 40px;
}

.item_call_inner .call_no {
  width: 260px;
  height: 44px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 2px;
  margin: 15px 0 10px 0;
  font-size: 18px;
  line-height: 44px;
  text-align: center;
  color: #000;
  text-decoration: none;
  background-color: rgba(0, 0, 0, .05);
  transition: all .25s ease;
}

.item_call_inner .call_no:hover {
  text-decoration: none;
  background-color: rgba(247, 64, 32, 1);
  box-shadow: 0 10px 15px -5px rgba(247, 64, 32, .5);
  transform: translateY(-2px);
  color: #fff;
  transition: all .25s ease;
}

.item_call_inner .call_no::before {
  content: '';
  background-image: url(../image/icon-toolbar-call.png);
  background-position: 0 0;
  background-repeat: no-repeat;
  background-size: 20px 20px;
  display: inline-block;
  width: 20px;
  height: 20px;
  margin-right: 10px;
  transition: all .25s ease;
}

.item_call_inner .call_no:hover::before {
  filter: brightness(2);
  transition: all .25s ease;
}

.item_call_inner .call_info {
  font-size: 14px;
  color: rgba(0, 0, 0, 0.75);
  line-height: 16px;
}

/* 二维码 */
.page_toolbar_item .item_qrcode_content {
  display: none;
  position: absolute;
  right: 59px;
  top: 50%;
  padding: 30px;
  margin-top: -110px;
  border-radius: 2px;
  background-color: rgba(255, 255, 255, .9);
  -webkit-backdrop-filter: blur(20px) saturate(200%);
  backdrop-filter: blur(20px) saturate(200%);
  box-shadow: 0 5px 25px rgba(0, 0, 0, .15);
  text-align: center;
}

.item_qrcode_inner {
  position: relative;
  color: #000000;
}

.item_qrcode_inner::after {
  content: '';
  display: block;
  position: absolute;
  right: -40px;
  top: 50%;
  margin-top: -10px;
  width: 0;
  height: 0;
  border-top: 10px solid transparent;
  border-left: 10px solid rgba(255, 255, 255, .9);
  border-bottom: 10px solid transparent;
}

.item_qrcode_inner img {
  width: 120px;
  height: 120px;
  margin-bottom: 5px;
  display: block;
}

/* 回到顶部 */
#backtop {
  visibility: hidden;
  opacity: 0;
}

#backtop.backtop_is_visible {
  /* the button becomes visible */
  visibility: visible;
  opacity: 1;
}

#backtop.backtop_is_visible,
#backtop.backtop_fadeout {
  -webkit-transition: opacity .3s 0s, visibility 0s 0s;
  -moz-transition: opacity .3s 0s, visibility 0s 0s;
  transition: opacity .3s 0s, visibility 0s 0s;
}

/* 平板和手机访问适配 */
@media screen and (max-width: 1023px) {

  /* 整体位置 */
  .page_toolbar {
    right: 5px;
    bottom: 80px;
  }

  /* 拨打电话 */
  .page_toolbar_item .item_call_content {
    padding: 0 30px 30px 30px;
    margin-top: -133px;
  }

  .item_call_inner::after {
    right: -40px;
    margin-top: -10px;
  }

  .item_call_inner .call_title {
    font-size: 14px;
    margin-top: 30px;
  }

  .item_call_inner .call_no {
    width: 220px;
    height: 40px;
    font-size: 16px;
    line-height: 40px;
    color: #000;
    background-color: rgba(0, 0, 0, .05);
    margin: 5px 0;
  }

  .item_call_inner .call_no:hover {
    color: #000;
    background-color: rgba(0, 0, 0, .05);
    box-shadow: none;
    transform: translateY(0);
  }

  .item_call_inner .call_no:hover::before {
    filter: brightness(1);
  }

  .item_call_inner .call_info {
    font-size: 12px;
  }

  /* 二维码 */
  .page_toolbar_item .item_qrcode_content {
    padding: 20px;
    margin-top: -102px;
  }

  .item_qrcode_inner::after {
    right: -30px;
  }
}