input number 标签

//隐藏 input 标签 number  后的加减箭头

 <style>

    input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button{
   -webkit-appearance: none !important;
   margin: 0; 
}
input[type="number"]{-moz-appearance:textfield;}

   </style>

<input type="number" maxlength="3" name="cylL" class="polish"/>