* {
    margin: 0;
    padding: 0;
    font-family: "microsoft yahei";
    box-sizing: border-box;
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
  }

  a {
    -webkit-tap-highlight-color: transparent;
    text-decoration: none;
    display: inline-block;
    color: #000000;
  }

  input,
  textarea {
    outline: 0;
    border: none;
    background: transparent;
  }

  .fl {
    float: left;
  }

  .fr {
    float: right;
  }

  .radius-circle {
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
  }

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

  .text-ellipsis1 {
    display: -webkit-box;
    text-overflow: ellipsis;
    overflow: hidden;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
  }

  .text-ellipsis2 {
    display: -webkit-box;
    text-overflow: ellipsis;
    overflow: hidden;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }

  .text-ellipsis3 {
    display: -webkit-box;
    text-overflow: ellipsis;
    overflow: hidden;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
  }

  .coverImg {
    -o-object-fit: cover;
    object-fit: cover;
    -o-object-position: center;
    object-position: center;
  }

  .clearfix::before,
  .clearfix::after {
    content: "";
    display: table;
    clear: both;
  }
  /*icon*/
  .icon-hqqwebguanbi:before {
    content: "";
  }

  .icon-hqqwebfangda-copy:before {
    display: inline-block;
    width: 25px;
    height: 25px;
    /* content: "\e64e"; */
    content: "";
    background: url("../images/hoverIcon.png") no-repeat center/cover;
  }
.back-to-top {
  position: fixed;
  bottom: 50px;
  right: 30px;
  width: 50px;
  height: 50px;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 20px;
  font-weight: bold;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  z-index: 9999;
  transition: all 0.3s ease;
  border: none;
}

.back-to-top:hover {
  background-color: #a52824;
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.back-to-top:active {
  transform: translateY(0);
}