查看下面的代码并运行它，悬停效果将变为绿色，它变成一个实心框。我想要的是灰色条变成绿色，这样它们之间就有了一个空间。我怎样才能做到这一点？欣赏
.rating {float:left}
.rating:not(:checked) > input {
position:absolute;
left:-9999px;
clip:rect(0,0,0,0);
}
.rating:not(:checked) > label {
float:right;
width:9px;
padding:0 .1em;
overflow:hidden;
white-space:nowrap;
cursor:pointer;
font-size:200%;
line-height:1.2;
color:#ddd;
text-shadow:1px 1px #bbb, 2px 2px #666, .1em .1em .2em rgba(0,0,0,.5);
}
.rating:not(:checked) > label:before {
content:''00a0 '00a0 '00a0 ';
background-color: #c7c5c5;
-webkit-border-radius: 1px;
-moz-border-radius: 1px;
border-radius: 1px;
}
.rating > input:checked ~ label {
color: #f70;
text-shadow:1px 1px #c60, 2px 2px #940, .1em .1em .2em rgba(0,0,0,.5);
}
.rating:not(:checked) :hover ~ label:before {
content:''00a0 '00a0 '00a0 ';
background-color: #4bce32;
}
.rating:not(:checked) :hover ~ label {
background-color: #4bce32;
}
.rating > input:checked + label:hover,
.rating > input:checked + label:hover ~ label,
.rating > input:checked ~ label:hover,
.rating > input:checked ~ label:hover ~ label,
.rating > label:hover ~ input:checked ~ label {
color: #ea0;
text-shadow:1px 1px goldenrod, 2px 2px #B57340, .1em .1em .2em rgba(0,0,0,.5);
}<fieldset class="rating">
<legend>Please rate:</legend>
<input type="radio" id="star5" name="rating" value="5" /><label for="star5" title="Rocks!">5 stars</label>
<input type="radio" id="star4" name="rating" value="4" /><label for="star4" title="Pretty good">4 stars</label>
<input type="radio" id="star3" name="rating" value="3" /><label for="star3" title="Meh">3 stars</label>
<input type="radio" id="star2" name="rating" value="2" /><label for="star2" title="Kinda bad">2 stars</label>
<input type="radio" id="star1" name="rating" value="1" /><label for="star1" title="Sucks big time">1 star</label>
</fieldset>这样的东西可能对你有用：
.rating:not(:checked) > label {
...
padding:0 .1em 0 0;
border-left:.1em solid #fff;
...
https://jsfiddle.net/1wdt1nbc/