一组很棒的button样式

<style>
    .btn {
     BORDER-RIGHT: #7b9ebd 1px solid; PADDING-RIGHT: 2px; BORDER-TOP:
    #7b9ebd 1px solid; PADDING-LEFT: 2px; FONT-SIZE: 12px; FILTER:
    progid:DXImageTransform.Microsoft.Gradient(GradientType=0,
    StartColorStr=#ffffff, EndColorStr=#cecfde); BORDER-LEFT: #7b9ebd
    1px solid; CURSOR: hand; COLOR: black; PADDING-TOP: 2px;
    BORDER-BOTTOM: #7b9ebd 1px solid
    }
    .btn1_mouseout {
     BORDER-RIGHT: #7EBF4F 1px solid; PADDING-RIGHT: 2px; BORDER-TOP:
    #7EBF4F 1px solid; PADDING-LEFT: 2px; FONT-SIZE: 12px; FILTER:
    progid:DXImageTransform.Microsoft.Gradient(GradientType=0,
    StartColorStr=#ffffff, EndColorStr=#B3D997); BORDER-LEFT: #7EBF4F
    1px solid; CURSOR: hand; COLOR: black; PADDING-TOP: 2px;
    BORDER-BOTTOM: #7EBF4F 1px solid
    }
    .btn1_mouseover {
     BORDER-RIGHT: #7EBF4F 1px solid; PADDING-RIGHT: 2px; BORDER-TOP:
    #7EBF4F 1px solid; PADDING-LEFT: 2px; FONT-SIZE: 12px; FILTER:
    progid:DXImageTransform.Microsoft.Gradient(GradientType=0,
    StartColorStr=#ffffff, EndColorStr=#CAE4B6); BORDER-LEFT: #7EBF4F
    1px solid; CURSOR: hand; COLOR: black; PADDING-TOP: 2px;
    BORDER-BOTTOM: #7EBF4F 1px solid
    }
    .btn2 {padding: 2 4 0
    4;font-size:12px;height:23;background-color:#ece9d8;border-width:1;}
    .btn3_mouseout {
     BORDER-RIGHT: #2C59AA 1px solid; PADDING-RIGHT: 2px; BORDER-TOP:
    #2C59AA 1px solid; PADDING-LEFT: 2px; FONT-SIZE: 12px; FILTER:
    progid:DXImageTransform.Microsoft.Gradient(GradientType=0,
    StartColorStr=#ffffff, EndColorStr=#C3DAF5); BORDER-LEFT: #2C59AA
    1px solid; CURSOR: hand; COLOR: black; PADDING-TOP: 2px;
    BORDER-BOTTOM: #2C59AA 1px solid
    }
    .btn3_mouseover {
     BORDER-RIGHT: #2C59AA 1px solid; PADDING-RIGHT: 2px; BORDER-TOP:
    #2C59AA 1px solid; PADDING-LEFT: 2px; FONT-SIZE: 12px; FILTER:
    progid:DXImageTransform.Microsoft.Gradient(GradientType=0,
    StartColorStr=#ffffff, EndColorStr=#D7E7FA); BORDER-LEFT: #2C59AA
    1px solid; CURSOR: hand; COLOR: black; PADDING-TOP: 2px;
    BORDER-BOTTOM: #2C59AA 1px solid
    }
    .btn3_mousedown
    {
     BORDER-RIGHT: #FFE400 1px solid; PADDING-RIGHT: 2px; BORDER-TOP:
    #FFE400 1px solid; PADDING-LEFT: 2px; FONT-SIZE: 12px; FILTER:
    progid:DXImageTransform.Microsoft.Gradient(GradientType=0,
    StartColorStr=#ffffff, EndColorStr=#C3DAF5); BORDER-LEFT: #FFE400
    1px solid; CURSOR: hand; COLOR: black; PADDING-TOP: 2px;
    BORDER-BOTTOM: #FFE400 1px solid
    }
    .btn3_mouseup {
     BORDER-RIGHT: #2C59AA 1px solid; PADDING-RIGHT: 2px; BORDER-TOP:
    #2C59AA 1px solid; PADDING-LEFT: 2px; FONT-SIZE: 12px; FILTER:
    progid:DXImageTransform.Microsoft.Gradient(GradientType=0,
    StartColorStr=#ffffff, EndColorStr=#C3DAF5); BORDER-LEFT: #2C59AA
    1px solid; CURSOR: hand; COLOR: black; PADDING-TOP: 2px;
    BORDER-BOTTOM: #2C59AA 1px solid
    }
    .btn_2k3 {
     BORDER-RIGHT: #002D96 1px solid; PADDING-RIGHT: 2px; BORDER-TOP:
    #002D96 1px solid; PADDING-LEFT: 2px; FONT-SIZE: 12px; FILTER:
    progid:DXImageTransform.Microsoft.Gradient(GradientType=0,
    StartColorStr=#FFFFFF, EndColorStr=#9DBCEA); BORDER-LEFT: #002D96
    1px solid; CURSOR: hand; COLOR: black; PADDING-TOP: 2px;
    BORDER-BOTTOM: #002D96 1px solid
    }
    .test{
        width:200px;
    }

</style>

<button class="btn test">Button样式(btn)</button><br/><br/>
<button class="btn1_mouseout test">Button样式(btn1_mouseout)</button><br/><br/>
<button class="btn1_mouseover test">Button样式(btn1_mouseover)</button><br/><br/>
<button class="btn2 test">Button样式(btn2)</button><br/><br/>
<button class="btn3_mouseout test">Button样式(btn3_mouseout)</button><br/><br/>
<button class="btn3_mouseover test">Button样式(btn3_mouseover)</button><br/><br/>
<button class="btn3_mousedown test">Button样式(btn3_mousedown)</button><br/><br/>
<button class="btn3_mouseup test">Button样式(btn3_mouseup)</button><br/><br/>
<button class="btn_2k3 test">Button样式(btn_2k3)</button><br/><br/>
<button class="btn3_mouseout test" onmouseover="this.className='btn3_mouseover test'" onmouseout="this.className='btn3_mouseout test'" onmousedown="this.className='btn3_mousedown test'">Button全功能样式</button><br/><br/>
效果图如下：