.downlist li {
    padding: 10px 0;
    border-bottom: 1px solid #ddd;
    padding-right: 170px;
    position: relative
}
.downlist h4 {
    font-size: 16px;
    line-height: 2
}
.downlist p {
    color: #999
}
.downlist a {
    position: absolute;
    right: 0;
    top: 15px;
    display: block;
    line-height: 36px;
    padding-left: 50px;
    width: 126px;
    border: 1px solid #ddd;
    border-radius: 3px;
    background: transparent url("../img/dl.png") 20px no-repeat
}
.downlist a:hover {
    color: #fff;
    background: #2BB6F6 url("../img/dlw.png") 20px no-repeat;
    border-color: #2BB6F6
}