/*全局样式*/  
page {  
  padding: 20px 0;  
}  

/*主容器*/  
.stepper {  
  width: 95px;  
  height: 26px;  
  /*给主容器设一个边框*/  
  border: 1px solid #ccc;  
  border-radius: 3px;  
  margin:0 auto;  
}  

/*加号和减号*/  
.stepper text {  
  width: 19px;  
  line-height: 26px;  
  text-align: center;  
  float: left;  
}  
.stepper button {  
  width: 19px;  
  line-height: 22px;  
  text-align: center;  
  float: left;  
}  

/*数值*/  
.stepper input {  
  width: 40px;  
  height: 26px;  
  float: left;  
  margin: 0 auto;  
  text-align: center;  
  font-size: 12px;  
  /*给中间的input设置左右边框即可*/  
  border-left: 1px solid #ccc;  
  border-right: 1px solid #ccc;  
}  

/*普通样式*/  
.stepper .normal{  
  color: black;  
}  

/*禁用样式*/  
.stepper .disabled{  
  color: #ccc;  
}