*{
  margin: 0;
  padding: 0;
}

.wapper{
  width: 100%;
  height:100%;
  max-height:100%;
  /*flex 布局*/
display: flex;
/*实现垂直居中*/
align-items: center;
/*实现水平居中*/
justify-content: center;
text-align: justify;
}

.wapper .imgShow{
  position: relative;
  width: 100%;
  height:100%;  
  /*flex 布局*/
display: flex;
/*实现垂直居中*/
align-items: center;
/*实现水平居中*/
justify-content: center;
text-align: justify;
background-color: #00000000 !important;
  
}
.wapper .imgShow img{
 display:block;margin:0 auto;max-width:100%;height:auto;
}

/* 左边按钮 */
.wapper .imgShow #prev{
  position: absolute;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  left: 10px;
  top: 49%;
  outline: none;

}

/* 右边按钮 */
.wapper .imgShow #next {
  position: absolute;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  right: 10px;
  top: 49%;
  outline: none;
}

/* 下面记数 */
.wapper .imgShow #runNum{
  position: absolute;
  display: block;
  width: 100px;
  height: 28px;
  background: #cccccc;
  border-radius: 20px; 
  bottom: 10px;
  left: 50%;
  color: white;
  font-size: 16px;
  margin-left: -50px;
  font-weight: 600;
  text-align: center;
  line-height: 28px;

}

/* 按钮区域 */
.wapper .btns {
  width: 100%;
  height: 100px;
  text-align: center;
  margin-top: 30px;
}

.wapper .btns input{
  width: 192px;
  height: 30px;
  color: white;
  font-size: 16px;
  font-weight: 600;
  border-radius: 25px;
  background: #2164f3;
  cursor: pointer;
  outline: none;
}
/* 让这两个按钮平均分开 */
input.circulate{
  margin-right: 60px;
}
input.acyclic{
  margin-left: 60px;
}
/* 点击更换颜色1111111 */
.wapper .btns input:focus{
  background-color: burlywood;
}