Javascript 表格浮动标题也在internet explorer中添加了额外的垂直滚动条

在InternetExplorer中，表格浮动标题还在表格中添加了额外的垂直滚动条，并在表格底部添加了一点空白。但将字体大小从17px更改为16px会删除额外的滚动条和空白。有没有一种方法可以在internet explorer中使用字体大小为17px，而无需添加额外的滚动条，也无需在表格底部添加额外的空白

小提琴：

https://jsfiddle.net/bsxx39vo/

我的屏幕大小为1366x768，操作系统为windows 10

firefox在某些缩放级别上也存在这个问题

我完全无法理解为什么会发生这种情况

Js:

Html:

平台
域选项
主机可用
带宽
客户支持
易用性社区

评级
用户评级
赞成的意见
欺骗
成本
对
对
12gb
对
9
3.
9
用户友好，而且非常简单
缺少许多特性
每年1000美元
对
不
12gb
对
8.
6.
8.
很好的支持和用户支持
缺乏足够的主题
每年$500.00
不
对
23gb
对
7.
8.
9
用户友好，而且非常简单
很少有插件
免费
对
不
-
8.
6.
用户友好，操作简单
每年$500.00
-
可获得的
有限上传
对
是
0gb
对
7.
9
高度可定制和灵活
缺乏足够的主题
对
对
E
对
7.
7.
用户友好，而且非常简单
很少有插件
每年$500.00
对
不
4gb
对
5.
8.
易于维护
缺乏足够的主题
每年$500.00
平方空间
不
对
无限下载
不
9
5.
用户友好，而且非常简单
很少有插件
每年1000美元
wp.org
对
对
1gb
对
7.
9
用户友好，而且非常简单
缺乏足够的主题
免费
对
对
12gb
对
9
9
缺少许多特性
每年1000美元
wordpress
对
不
对
8.
8.
很好的支持和用户支持
缺乏足够的主题
每年$500.00
tumblr
不
对
23gb
对
7.
9
用户友好，而且非常简单
很少有插件
免费
对
不
12gb
-
8.
7.
用户友好，而且非常简单
很少有插件
cms1
对
对
0gb
对
7.
9
缺乏足够的主题
每年1000美元
cms2
对
对
23gb
对
7.
7.
用户友好，而且非常简单
很少有插件
每年$500.00
可移动类型
对
不
4gb
对
5.
8.
易于维护
缺乏足够的主题
每年$500.00
不
对
不
9
5.
用户友好，而且非常简单
很少有插件
每年1000美元
对
对
1gb
对
7.
9
用户友好，而且非常简单
缺乏足够的主题
免费
对
12gb
对
9
9
用户友好，而且非常简单
缺少许多特性
每年1000美元
wordpress
对
不
12gb
对
8.
8.
缺乏足够的主题
每年$500.00
tumblr
不
对
23gb
对
7.
9
用户友好，而且非常简单
很少有插件
打字板
对
不
/*
 * jQuery throttle / debounce - v1.1 - 3/7/2010
 * http://benalman.com/projects/jquery-throttle-debounce-plugin/
 * 
 * Copyright (c) 2010 "Cowboy" Ben Alman
 * Dual licensed under the MIT and GPL licenses.
 * http://benalman.com/about/license/
 */
(function(b,c){var $=b.jQuery||b.Cowboy||(b.Cowboy={}),a;$.throttle=a=function(e,f,j,i){var h,d=0;if(typeof f!=="boolean"){i=j;j=f;f=c}function g(){var o=this,m=+new Date()-d,n=arguments;function l(){d=+new Date();j.apply(o,n)}function k(){h=c}if(i&&!h){l()}h&&clearTimeout(h);if(i===c&&m>e){l()}else{if(f!==true){h=setTimeout(i?k:l,i===c?e-m:e)}}}if($.guid){g.guid=j.guid=j.guid||$.guid++}return g};$.debounce=function(d,e,f){return f===c?a(d,e,false):a(d,f,e!==false)}})(this);







$(function(){
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                .end()
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                    .find('tr').each(function (i) {
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                    // Set width of sticky table head
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                    // Set width of sticky table col
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                        // If it is not overflowing (basic layout)
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                repositionStickyCol = function () {
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                        $stickyCol.add($stickyInsct).css({
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                        // When left of wrapping parent is in view
                        $stickyCol
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                calcAllowance = function () {
                    var a = 0;
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                    $t.find('tbody tr:lt(3)').each(function () {
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                    a += $stickyHead.height();
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                repositionStickyCol();
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            .resize($.debounce(250, function () {
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                repositionStickyHead();
                repositionStickyCol();
            }))
            .scroll($.throttle(15, repositionStickyHead));
        }
    });
});

body{ margin:0; font-size:17px; color:#333; font-family:Arial, sans-serif; line-height:1.8em; background:#fff; -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale; }
a{ color:#333; }

table{ border-spacing:0; white-space:nowrap; cursor:default; line-height:1.4em; }
table thead th{ border:1px solid #ccc; text-align:center; vertical-align:middle; background:#339966; color:#eee; padding:16px 8px; font-weight:normal; -webkit-user-select:none; -moz-user-select:none; -ms-user-select:none; -webkit-touch-callout:none; -khtml-user-select:none; }
table thead th a{ color:#fff; }
table thead th a:hover{ color:#54b9f8; }
table tbody th{ border:1px solid #fff; text-align:center; vertical-align:middle; background:#ddd; color:#222; padding:16px 8px; font-weight:normal; -webkit-user-select:none; -moz-user-select:none; -ms-user-select:none; -webkit-touch-callout:none; -khtml-user-select:none; }
table tbody th a{ color:#222; }
table tbody th a:hover{ color:#076cab; }
table td{ padding:8px; border:1px solid #ccc; }
table > thead > tr > th{ vertical-align:top; }

.sticky-wrap{ position:relative; overflow-x:auto; margin:80px 1% 90px; }
.sticky-wrap .sticky-thead, .sticky-wrap .sticky-col, .sticky-wrap .sticky-intersect{ position:absolute; top:0; }
.sticky-wrap .sticky-intersect{ opacity:1; z-index:10; display:none; }
.sticky-wrap td, .sticky-wrap th{ box-sizing:border-box; }

.sticky-wrap .sticky-thead{ transition:all 0.35s 0.1s ease-in-out; -o-transition:all 0.35s 0.1s ease-in-out; -moz-transition:all 0.35s 0.1s ease-in-out; -webkit-transition:all 0.35s 0.1s ease-in-out; box-shadow:0em 0.1em 0.4em 0em rgba(0,0,0,0.7); -moz-box-shadow:0em 0.1em 0.4em 0em rgba(0,0,0,0.7); -webkit-box-shadow:0em 0.1em 0.4em 0em rgba(0,0,0,0.7); }

.sticky-wrap .sticky-col { transition:all 0.125s 0.1s ease-in-out; -o-transition:all 0.125s 0.1s ease-in-out; -moz-transition:all 0.125s 0.1s ease-in-out; -webkit-transition:all 0.125s 0.1s ease-in-out; box-shadow:0.1em 0em 0.4em 0em rgba(0,0,0,0.5); -moz-box-shadow:0.1em 0em 0.4em 0em rgba(0,0,0,0.5); -webkit-box-shadow:0.1em 0em 0.4em 0em rgba(0,0,0,0.5); }

<table>
    <thead>
        <tr>
            <th scope="row">Platforms</th>
            <th scope="col">domain options</th>
            <th scope="col">hosting available</th>
            <th scope="col"><em>bandwidth</em></th>
            <th scope="col">customer support&nbsp;</th>
            <th colspan="2" rowspan="1" scope="col">ease of use&nbsp;community&nbsp;<br />
            ratings</th>
            <th scope="col"><strong><em>&nbsp;user ratings</em></strong></th>
            <th scope="col">pros</th>
            <th scope="col">cons</th>
            <th scope="col">cost</th>
        </tr>
    </thead>
    <tbody>
        <tr>
            <th scope="row"><a href="https://www.blogger.com/">Blogger</a></th>
            <td>yes</td>
            <td>yes</td>
            <td>12gb</td>
            <td>yes</td>
            <td>9</td>
            <td>3</td>
            <td>9</td>
            <td>user friendly, and very easy</td>
            <td>lack of many features</td>
            <td>$1000.00 per year</td>
        </tr>
        <tr>
            <th scope="row"><em><a href="https://wordpress.com/">Wordpress</a></em></th>
            <td>yes</td>
            <td>no</td>
            <td><em>12gb</em></td>
            <td>yes</td>
            <td>8</td>
            <td>6</td>
            <td>8</td>
            <td><em>&nbsp;very good support and users support</em></td>
            <td>&nbsp;lack of enough themes</td>
            <td>$500.00 per year</td>
        </tr>
        <tr>
            <th scope="row"><a href="https://wordpress.com/">Tumblr</a></th>
            <td>no</td>
            <td>yes</td>
            <td>23gb</td>
            <td>yes</td>
            <td>7</td>
            <td>8</td>
            <td>9</td>
            <td>user friendly, and very easy</td>
            <td>very few plugins</td>
            <td>Free of cost</td>
        </tr>
        <tr>
            <th rowspan="4" scope="row"><a href="https://wordpress.com/">Typepad</a></th>
            <td>yes</td>
            <td rowspan="3">no</td>
            <td rowspan="3"><a href="http://www.wix.com/">12gb</a></td>
            <td rowspan="3">-</td>
            <td rowspan="3">8</td>
            <td rowspan="3">6</td>
            <td rowspan="4"><a href="http://comparisonsheet.com/">7</a></td>
            <td rowspan="4">user friendly, and <a href="http://www.wix.com/">very</a> easy</td>
            <td rowspan="4"><a href="http://www.typepad.com/pricing">very few plugins</a></td>
            <td rowspan="4">&nbsp;&nbsp; &nbsp;$500.00 per year</td>
        </tr>
        <tr>
            <td>&nbsp;</td>
        </tr>
        <tr>
            <td>&nbsp;</td>
        </tr>
        <tr>
            <td>-</td>
            <td>available</td>
            <td>limited upload</td>
            <td>yes</td>
            <td colspan="2">&nbsp;</td>
        </tr>
        <tr>
            <th scope="row"><a href="https://www.blogger.com/">CMS1</a></th>
            <td><a href="http://www.typepad.com/pricing">yes</a></td>
            <td><strong>yes</strong></td>
            <td>0gb</td>
            <td>yes</td>
            <td colspan="2">7</td>
            <td>9</td>
            <td>highly customizable and flexible</td>
            <td>lack of enough themes</td>
            <td><a href="http://www.typepad.com/pricing">$1000.00 per year</a></td>
        </tr>
        <tr>
            <th scope="row"><a href="https://www.blogger.com/">CMS2</a></th>
            <td>yes</td>
            <td>yes</td>
            <td>e<a href="http://www.typepad.com/pricing">23gb</a></td>
            <td>yes</td>
            <td colspan="2">7</td>
            <td>7</td>
            <td>user friendly, and very easy</td>
            <td>very few plugins</td>
            <td>&nbsp;&nbsp; &nbsp;$500.00 per year</td>
        </tr>
        <tr>
            <th scope="row"><a href="http://www.typepad.com/">Movabletype</a></th>
            <td>yes</td>
            <td>no</td>
            <td>4gb</td>
            <td>yes</td>
            <td colspan="2">5</td>
            <td>8</td>
            <td><strong>easy to maintain</strong></td>
            <td>lack of enough themes</td>
            <td>&nbsp;&nbsp; &nbsp;$500.00 per year</td>
        </tr>
        <tr>
            <th scope="row">squarespace</th>
            <td>no</td>
            <td>yes</td>
            <td>unlimited download</td>
            <td>no</td>
            <td colspan="2">9</td>
            <td>5</td>
            <td><em>user friendly, and very easy</em></td>
            <td>very few plugins</td>
            <td>$1000.00 per year</td>
        </tr>
        <tr>
            <th scope="row">wp.org</th>
            <td>yes</td>
            <td>yes</td>
            <td>1gb</td>
            <td>yes</td>
            <td colspan="2">7</td>
            <td>9</td>
            <td>user friendly, and very easy</td>
            <td>lack of enough themes</td>
            <td>Free of cost</td>
        </tr>
        <tr>
            <th scope="row"><a href="https://www.blogger.com/">blogger</a></th>
            <td>yes</td>
            <td>yes</td>
            <td>12gb</td>
            <td>yes</td>
            <td colspan="2">9</td>
            <td>9</td>
            <td><a href="http://www.wix.com/">user friendly, and very easy</a></td>
            <td>lack of many features</td>
            <td>$1000.00 per year</td>
        </tr>
        <tr>
            <th scope="row">wordpress</th>
            <td>yes</td>
            <td>no</td>
            <td><a href="http://www.wix.com/">12gb</a></td>
            <td>yes</td>
            <td colspan="2">8</td>
            <td>8</td>
            <td>&nbsp;very good support and users support</td>
            <td>&nbsp;lack of enough themes</td>
            <td>$500.00 per year</td>
        </tr>
        <tr>
            <th scope="row">tumblr</th>
            <td>no</td>
            <td>yes</td>
            <td>23gb</td>
            <td>yes</td>
            <td colspan="2">7</td>
            <td>9</td>
            <td>user friendly, and very easy</td>
            <td>very few plugins</td>
            <td>Free of cost</td>
        </tr>
        <tr>
            <th scope="row"><a href="http://www.typepad.com/">typepad</a></th>
            <td>yes</td>
            <td>no</td>
            <td>12gb</td>
            <td>-</td>
            <td colspan="2">8</td>
            <td>7</td>
            <td>user friendly, and very easy</td>
            <td>very few plugins</td>
            <td><a href="http://www.typepad.com/pricing">&nbsp;&nbsp; &nbsp;$500.00 per year</a></td>
        </tr>
        <tr>
            <th scope="row">cms1</th>
            <td>yes</td>
            <td>yes</td>
            <td>0gb</td>
            <td>yes</td>
            <td colspan="2">7</td>
            <td>9</td>
            <td><a href="http://www.wix.com/">highly customizable and flexible</a></td>
            <td>lack of enough themes</td>
            <td>$1000.00 per year</td>
        </tr>
        <tr>
            <th scope="row">cms2</th>
            <td>yes</td>
            <td>yes</td>
            <td>23gb</td>
            <td>yes</td>
            <td colspan="2">7</td>
            <td>7</td>
            <td>user friendly, and very easy</td>
            <td>very few plugins</td>
            <td>&nbsp;&nbsp; &nbsp;$500.00 per year</td>
        </tr>
        <tr>
            <th scope="row">movabletype</th>
            <td>yes</td>
            <td>no</td>
            <td>4gb</td>
            <td>yes</td>
            <td colspan="2">5</td>
            <td>8</td>
            <td>easy to maintain</td>
            <td>lack of enough themes</td>
            <td>&nbsp;&nbsp; &nbsp;$500.00 per year</td>
        </tr>
        <tr>
            <th scope="row"><a href="http://www.typepad.com/">squarespace</a></th>
            <td>no</td>
            <td>yes</td>
            <td><a href="http://www.typepad.com/pricing">unlimited download</a></td>
            <td>no</td>
            <td colspan="2">9</td>
            <td>5</td>
            <td>user friendly, and very easy</td>
            <td>very few plugins</td>
            <td>$1000.00 per year</td>
        </tr>
        <tr>
            <th scope="row"><a href="http://www.typepad.com/">wp.org</a></th>
            <td>yes</td>
            <td>yes</td>
            <td>1gb</td>
            <td>yes</td>
            <td colspan="2">7</td>
            <td>9</td>
            <td>user friendly, and very easy</td>
            <td>lack of enough themes</td>
            <td>Free of cost</td>
        </tr>
        <tr>
            <th scope="row"><a href="http://www.typepad.com/">blogger</a></th>
            <td>yes</td>
            <td><a href="http://www.typepad.com/pricing">yes</a></td>
            <td><em>12gb</em></td>
            <td>yes</td>
            <td colspan="2">9</td>
            <td>9</td>
            <td><em>user friendly, and very easy</em></td>
            <td>lack of many features</td>
            <td>$1000.00 per year</td>
        </tr>
        <tr>
            <th scope="row">wordpress</th>
            <td>yes</td>
            <td>no</td>
            <td>12gb</td>
            <td>yes</td>
            <td colspan="2">8</td>
            <td>8</td>
            <td><a href="http://www.typepad.com/pricing">&nbsp;very good support and users support</a></td>
            <td>&nbsp;lack of enough themes</td>
            <td>$500.00 per year</td>
        </tr>
        <tr>
            <th scope="row">tumblr</th>
            <td>no</td>
            <td>yes</td>
            <td>23gb</td>
            <td>yes</td>
            <td colspan="2">7</td>
            <td>9</td>
            <td>user friendly, and very easy</td>
            <td>very few plugins</td>
            <td><a href="http://www.typepad.com/pricing">Free of cost</a></td>
        </tr>
        <tr>
            <th scope="row">typepad</th>
            <td>yes</td>
            <td>no</td>
            <td>12gb</td>
            <td>-</td>
            <td colspan="2">8</td>
            <td>7</td>
            <td>user friendly, and very easy</td>
            <td>very few plugins</td>
            <td>&nbsp;&nbsp; &nbsp;$500.00 per year</td>
        </tr>
        <tr>
            <th scope="row">cms1</th>
            <td>yes</td>
            <td>yes</td>
            <td>0gb</td>
            <td>yes</td>
            <td colspan="2">7</td>
            <td>9</td>
            <td><a href="http://www.typepad.com/pricing">highly customizable and flexible</a></td>
            <td>lack of enough themes</td>
            <td>$1000.00 per year</td>
        </tr>
        <tr>
            <th scope="row">cms2</th>
            <td>yes</td>
            <td>yes</td>
            <td>23gb</td>
            <td>yes</td>
            <td colspan="2">7</td>
            <td>7</td>
            <td>user friendly, and very easy</td>
            <td>very few plugins</td>
            <td>&nbsp;&nbsp; &nbsp;$500.00 per year</td>
        </tr>
        <tr>
            <th scope="row">movabletype</th>
            <td>yes</td>
            <td>no</td>
            <td>4gb</td>
            <td>yes</td>
            <td colspan="2">5</td>
            <td>8</td>
            <td>easy to maintain</td>
            <td>lack of enough themes</td>
            <td>&nbsp;&nbsp; &nbsp;$500.00 per year</td>
        </tr>
        <tr>
            <th scope="row">squarespace</th>
            <td>no</td>
            <td>yes</td>
            <td>unlimited download</td>
            <td>no</td>
            <td colspan="2">9</td>
            <td>5</td>
            <td>user friendly, and very easy</td>
            <td>very few plugins</td>
            <td>$1000.00 per year</td>
        </tr>
        <tr>
            <th scope="row">wp.org</th>
            <td>yes</td>
            <td>yes</td>
            <td>1gb</td>
            <td>yes</td>
            <td colspan="2">7</td>
            <td>9</td>
            <td>user friendly, and very easy</td>
            <td>lack of enough themes</td>
            <td>Free of cost</td>
        </tr>
    </tbody>
</table>