body {
    font-family: Verdana, Arial, SimHei, sans-serif;
    line-height: 1;
    min-width: 1000px;
    margin: 0;
    text-align: justify;
    text-justify: inter-ideograph;
    background: #f6f6f6;
}

img {
    vertical-align: middle;
    border: 0;
}

a {
    transition: all .2s ease;
    text-decoration: none;
    color: inherit;
}

.center {
    width: 1000px;
    margin: auto;
    /* outline: 2px dotted #f00; */
}

.justify_last,
.inline_block {
    display: inline-block;
}

.justify_last,
.inline_block {
    *display: inline;
    *zoom: 1;
}

.justify_last {
    width: 100%;
}

.nav {
    line-height: 100px;
}

.nav .phone {
    margin-left: 540px;
}

.banner {
    overflow: hidden;
}

.banner .banner_img {
    margin-left: -460px;
}

.product {
    margin-bottom: 20px;
}

.product .center {
    position: relative;
}

.product .wrap_data {
    position: absolute;
    top: 90px;
    left: 70px;
}

.product .data {
    font-size: 46px;
    color: #f64112;
}

.product .date {
    font-size: 16px;
    margin-top: 26px;
    color: #989898;
}

.product .btn_buy {
    font-size: 24px;
    line-height: 50px;
    position: absolute;
    top: 115px;
    left: 770px;
    display: block;
    width: 164px;
    text-align: center;
    opacity: 1;
    color: #fff;
    border-radius: 5px;
    background: #ff891e;
    box-shadow: 0 4px 0 0 #eee;
}

.box_2 img {
    display: block;
    margin-bottom: 0;
}

.box_4 .center {
    margin-bottom: 20px;
}

.box_4 .btn_buy {
    font-size: 24px;
    line-height: 65px;
    position: absolute;
    top: 730px;
    left: 340px;
    display: block;
    width: 325px;
    text-align: center;
    opacity: 1;
    color: #fff;
    border-radius: 5px;
    background: #ff891e;
    box-shadow: 0 4px 0 0 #eee;
}

.footer .center {
    padding: 20px 0;
}

.footer p {
    font-size: 14px;
    line-height: 30px;
    margin: 0 0px;
    color: #b2b2b2;
}