我正在尝试用我自己的照片替换选择的箭头。我包括选择在一个div与相同的大小,我设置的背景选择为透明,我包括一个图片(与箭头大小相同)在div的右上角作为背景。

它只适用于Chrome浏览器。

我如何让它在Firefox和IE9中工作,我得到了这个:

.styled-select { width: 100px; height: 17px; overflow: hidden; overflow: -moz-hidden-unscrollable; background: url(images/downarrow_blue.png) no-repeat right white; border: 2px double red; display: inline-block; position: relative; } .styled-select select { background: transparent; -webkit-appearance: none; width: 100px; font-size: 11px; border: 0; height: 17px; position: absolute; left: 0; top: 0; } body { background-color: #333333; color: #FFFFFF; } .block label { color: white; } <HTML> <HEAD> </HEAD> <BODY> <p/> <form action="/prepareUpdateCategoryList.do?forwardto=search"> <fieldset class="block" id="searchBlock"> <p> <label style="width:80px">Class</label> <div class="styled-select"> <select property="voucherCategoryClass"> <option value="0">Select </option> <option value="7382">steam </option> </select> </div> </p> </fieldset> </form> </BODY> </HTML>


当前回答

我设置了一个自定义箭头的选择,类似于Julio的答案,但它没有设置宽度,并使用svg作为背景图像。(arrow_drop_down from material-ui icons)

select {
  -webkit-appearance: none;
  -moz-appearance: none;
  background: transparent;
  background-image: url("data:image/svg+xml;utf8,<svg fill='black' height='24' viewBox='0 0 24 24' width='24' xmlns='http://www.w3.org/2000/svg'><path d='M7 10l5 5 5-5z'/><path d='M0 0h24v24H0z' fill='none'/></svg>");
  background-repeat: no-repeat;
  background-position-x: 100%;
  background-position-y: 5px;
  border: 1px solid #dfdfdf;
  border-radius: 2px;
  margin-right: 2rem;
  padding: 1rem;
  padding-right: 2rem;
}

如果你需要它也在IE中工作,更新svg箭头到base64并添加以下内容:

select::-ms-expand { display: none; }

background-image: url(data:image/svg+xml;base64,PHN2ZyBmaWxsPSdibGFjaycgaGVpZ2h0PScyNCcgdmlld0JveD0nMCAwIDI0IDI0JyB3aWR0aD0nMjQnIHhtbG5zPSdodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2Zyc+PHBhdGggZD0nTTcgMTBsNSA1IDUtNXonLz48cGF0aCBkPSdNMCAwaDI0djI0SDB6JyBmaWxsPSdub25lJy8+PC9zdmc+);

为了方便调整箭头的大小和间距,可以使用svg:

url("data:image/svg+xml,<svg width='24' height='24' xmlns='http://www.w3.org/2000/svg'><path d='m0,6l12,12l12,-12l-24,0z'/><path fill='none' d='m0,0l24,0l0,24l-24,0l0,-24z'/></svg>");

它在箭头两侧没有任何间距。

其他回答

看看这个 这很俗气,很简单:

将-prefix-appearance设置为none以删除样式 使用文本缩进将内容向右“推”一点 最后,将text-overflow设置为空字符串。任何超出它宽度的东西都会变成…没有什么!包括箭头。

现在你可以自由地设置你想要的样式:)

.selectParent { width: 80px; overflow: hidden; } .selectParent select { text-indent: 1px; text-overflow: ''; width: 100px; -webkit-appearance: none; -moz-appearance: none; appearance: none; padding: 2px 2px 2px 2px; border: none; background: transparent url("http://cdn1.iconfinder.com/data/icons/cc_mono_icon_set/blacks/16x16/br_down.png") no-repeat 60px center; } <div class="selectParent"> <select> <option value="1">Option 1</option> <option value="2">Option 2</option> </select> </div>

查看JSFiddle

这将工作得很好,特别是那些使用Bootstrap,在最新的浏览器版本测试:

select { -webkit-appearance: none; -moz-appearance: none; appearance: none; /* Some browsers will not display the caret when using calc, so we put the fallback first */ background: url("http://cdn1.iconfinder.com/data/icons/cc_mono_icon_set/blacks/16x16/br_down.png") white no-repeat 98.5% !important; /* !important used for overriding all other customisations */ background: url("http://cdn1.iconfinder.com/data/icons/cc_mono_icon_set/blacks/16x16/br_down.png") white no-repeat calc(100% - 10px) !important; /* Better placement regardless of input width */ } /*For IE*/ select::-ms-expand { display: none; } <link href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/css/bootstrap.css" rel="stylesheet"/> <div class="container"> <div class="row"> <div class="col-xs-6"> <select class="form-control"> <option>Option 1</option> <option>Option 2</option> <option>Option 3</option> </select> </div> </div> </div>

它可以在所有浏览器中工作:

select {
    width: 268px;
    padding: 5px;
    font-size: 16px;
    line-height: 1;
    border: 0;
    border-radius: 5px;
    height: 34px;
    background: url(http://cdn1.iconfinder.com/data/icons/cc_mono_icon_set/blacks/16x16/br_down.png) no-repeat right #ddd;
    appearance:none;
    -moz-appearance:none; /* Firefox */
    -webkit-appearance:none; /* Safari and Chrome */
    background-position-x: 244px;

}

假设selectDrop是HTML标记中出现的类。所以,这么多代码足以改变默认的箭头图标:

.selectDrop{
      background: url(../images/icn-down-arrow-light.png) no-repeat right #ddd; /*To change default icon with provided image*/
      -webkit-appearance:none; /*For hiding default pointer of drop-down on Chrome*/
      -moz-appearance:none; /*For hiding default pointer of drop-down on Mozilla*/
      background-position-x: 90%; /*Adjust according to width of dropdown*/
    }

这里有几个例子

它是基于这个答案,但我添加了一个列表,以使设计更加简洁

select.moreMinimal {

    background-color: inherit;
    display: inline-block;
    font: inherit;
    padding: 0 2.2em 0 1em;    
    margin: 0;      
    cursor: pointer;

    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    -webkit-appearance: none;
    -moz-appearance: none;
  }

select.moreMinimal {
    background-image:
      linear-gradient(45deg, transparent 50%, gray 50%),
      linear-gradient(135deg, gray 50%, transparent 50%);
    background-position:
      calc(100% - 20px), 
      calc(100% - 15px);
    background-size:
      5px 5px,
      5px 5px;
    background-repeat: no-repeat;
}
  
//TODO: Probably shouldn't be focus, cause when you click it again it's still green
select.moreMinimal:focus {
    background-image:
        linear-gradient(45deg, green 50%, transparent 50%),
        linear-gradient(135deg, transparent 50%, green 50%);
    background-position:
        calc(100% - 15px),
        calc(100% - 20px);
    background-size:
        5px 5px,
        5px 5px;
    background-repeat: no-repeat;
    border-color: green;
    outline: 0;
}