CSS格式

#articlebottom {
    width: 980px;
    height: 250px;          
}

.products{
    width:980px;
    margin:0px auto;
    padding-left:20px;
} 
#articlebottom .imgWrap {
    width:295px;
    height:200px;
    position:relative;
    float:left;
    margin:10px;
    background:#333;
}
#articlebottom .imgWrap img {
    position:absolute;
    left:5px;
    top:5px;
    width:285px;
    height:190px;
}

#articlebottom .imgDescription1 {
    position: absolute;
    left:0;
    letter-spacing: 2px;
    background-color: rgba(255, 250, 250, 0.2);
    color: rgba(255, 250, 250, 0.2);
    font-weight:bold;
    font-size:18pt;
    line-height: 50px;
    width:100%;
    height:50px;
    opacity: 0;
    text-align:center;
    text-transform:uppercase;
    transition:opacity 500ms ease-in-out, color 20ms ease-in-out,height 500ms ease-in-out;
}

#articlebottom .imgWrap:hover .imgDescription1 {
    opacity: 1;
    height:200px;
    line-height:200px;
    color: #1b9bff;
}

HTML格式

  <article id="articlebottom">
                <div class="products">

                    <div class="imgWrap">
                        <a href="Products/Camphor.aspx"  target="_blank"><img src="Images/Camphor_b.JPG" alt="polaroid" />
                        <p class="imgDescription1">Camphor</p></a>
                    </div>
                    </div>
</article>

Fiddle

我所拥有的:

1. 当我悬停并在悬停后转到顶部时,文本显示在中心

我需要什么:

1. 当我将鼠标悬停在图像上时,适当的文本将出现在图像的中心,也需要消失在图像本身的中心