.mButton {
    width: 300px;
    margin: 0px auto 25px auto;
}
.mButton .up {
    position: relative;
    z-index: 0px;
    top: 25px;
    width: 200px;
    height: 30px;
    background-image: url("/images/btn-top.png");
/*    border-radius: 50px;
    border: 1px red solid;
    background-image:-webkit-linear-gradient(to top,#f22122,#d01d20);
    background-image:linear-gradient(to top,#f22122,#d01d20);*/
    color: white;
    font-family: "微软雅黑", "黑体";
    font-weight: bold;
    font-size: 18px;
    margin: 0 auto;
}
.mButton .up span {
    float: left;
    letter-spacing: 4px;
    display: block;
    margin: 3px 0px 0px 22px;
}
.mButton .up img {
    float: left;
    margin: 4px 0px 0px 0px;
    height: 80%;
}

.down {
    width: 200px;
    height: 30px;
    background-image: url("/images/btn-bottom.png");
/*    border-radius: 50px;
    background-color: #831819;*/
    margin: 0 auto;
}