/* 去除常见标签默认的 margin 和 padding */
* {
  margin: 0;
  padding: 0;
}


/* 去除列表默认样式 */
ul,
ol {
  list-style: none;
}

/* 去除a标签默认下划线 */
a {
  text-decoration: none;
}

/* 左浮动 */
.fl {
  float: left;
}

/* 右浮动 */
.fr {
  float: right;
}

/* 双伪元素清除法 */
.clearfix::before,
.clearfix::after {
  content: "";
  display: table;
}
.clearfix::after {
  clear: both;
}

html{
  font-size: 75px;
  font-family: 'Courier New', Courier, monospace,Noto Sans S Chinese;
}
body { 
  max-width: 800px;
  min-width: 320px;
}
.bby-header {
  width: 100%;
  position: relative;
    top: 0;
    left: 0;
  display: flex;
  justify-content: space-between;
}

.bby-header .logo {
  width: 36%;
  display: flex;
  margin-left: 26px;
  justify-content: center;
  align-items: center;
}
.bby-header .logo a {
  width: 100%;
  display: block;
  font-size: 0;
}
.bby-header .logo a img {
  width: 80%;
  content: url(../images/smallIndex/index_logo.png);
}
.bby-header .icon {
  margin-right: 10px;
  vertical-align: middle;
  display: flex;
}
.bby-header .icon  img{
  width: 38%;
  padding: 20px ;
}
.bby-header  ul {
  display: none;
}
.bby-header  .ul {
  width: 100%;
  margin-right: 5.98%;
  display: flex;
  flex-wrap: wrap;
  position: absolute;
  top: 60px;
  left: 0;
  background-color: #fff;
  box-shadow: 0 5px 5px #ccc;
  z-index: 999;
}
.bby-header  ul li {
  width: 100%;
  height: 100%;
  float: left;
  line-height: 80px;
  color: #fff;
  font-size: 26px;
  text-align: left;
  padding: 0 40px;
}
.bby-header ul li a {
  height: 100%;
  display: block;
  margin: 0 auto;
  color: #333;
}

.bby-footer {
  width: 100%;
  background-color: #35333e;
  padding-bottom: 5%;
}
.bby-footer .top {
  height: 23%;
  padding: 0 6.56%;
  border-bottom: 1px solid #596275;
  box-sizing: border-box;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  /* background-color: skyblue; */
}
.bby-footer .top .tips {
  width: 46%;
  display: flex;
  justify-content: start;
  align-items: center;
  margin: 7% 0;
}
.bby-footer .top .tips .img {
  width: 0.613333rem;
  height: 0.706667rem;
}
.bby-footer .top .tips img {
  position: relative;
  top: -16%;
}
.bby-footer .top .tips .text {
  margin-left: 0.226667rem;
  color: #D7D6D8;
  font-weight: 700;
}
.bby-footer .top .tips .text .h6 {
  font-size: 24px;
}
.bby-footer .top .tips .text p {
  font-size: 18px;
}
.bby-footer .down {
  width: 100%;
  padding: 0 6.56%;
  padding-top: 0.666667rem;
  box-sizing: border-box;
  letter-spacing: 0.053333rem;
  color: #D7D6D8;
  display: flex;
  flex-direction: column
}
.bby-footer .down .left {
  width: 100%;
}
.bby-footer .down .left .h6{
  font-size: 30px;
  width: 100%;
}
.bby-footer .down .left p {
  font-size: 28px;
  margin-top: 0.066667rem;
  font-weight: 500;
}
.bby-footer .down .left p .normal {
  letter-spacing: 0;
}
.bby-footer .down .right {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  margin-top: 11%;
  font-size: 24px;
}
.bby-footer .down .right .h6{
  font-size: 30px;
}
.bby-footer .down .right .code {
  width: 100%;
  background-color: #fff;
  margin-top: 4.7%;
}
.bby-footer .down .right .code img {
  width: 100%;
  display: block;
}
.bby-footer .record {
  font-size: 26px;
  width: 100%;
  text-align: center;
  letter-spacing: 0;
  margin-top: 5%;
  font-weight: 700;
  color: #D7D6D8;
}
@media screen and (max-width:690px) {
  .bby-footer .top .tips .text p {
    font-size: 16px;
  }
  .bby-footer .top .tips .text .h6 {
    font-size: 22px;
  }
  .bby-footer .down .left p {
    font-size: 25px;
  }
}
@media screen and (max-width:620px) {
  .bby-footer .top .tips .text p {
    font-size: 14px;
  }
  .bby-footer .top .tips .text .h6 {
    font-size: 20px;
  }
  .bby-footer .down .left p {
    font-size: 21px;
  }
}
@media screen and (max-width:540px) {
  .bby-footer .top .tips .text p {
    font-size: 12px;
  }
  .bby-footer .top .tips .text .h6 {
    font-size: 18px;
  }
  .bby-footer .down .left p {
    font-size: 20px;
  }
}