.icon {
    display: inline-block;
    vertical-align: middle;
    -webkit-transition: opacity ease .25s;
    -moz-transition: opacity ease .25s;
    transition: opacity ease .25s;
    background: center no-repeat;
}

.icon.icon-download {
    width: 32px;
    height: 32px;
    margin-right: 6px;
    background: url("../images/pic_download.png") center no-repeat;
}

.icon.icon-cart {
    width: 32px;
    height: 32px;
    margin-right: 6px;
    background: url("../images/btn_goumai.png") center no-repeat;
}

.icon.icon-checked {
    width: 26px;
    height: 23px;
    background: center bottom no-repeat;
}

.icon.icon-user {
    width: 30px;
    height: 30px;
    background: center no-repeat;
}

.icon.icon-phone {
    width: 30px;
    height: 30px;
    background: center no-repeat;
}

.icon.icon-payment {
    width: 40px;
    height: 40px;
    background: center no-repeat;
}

.icon.icon-close:before {
    content: '×';
    font-weight: normal;
    font-style: normal;
}

.icon-scan {
    width: 40px;
    height: 40px;
    position: relative;
}

.icon-scan .icon-scan-left-top, .icon-scan .icon-scan-left-bottom, .icon-scan .icon-scan-right-top, .icon-scan .icon-scan-right-bottom {
    display: block;
    position: absolute;
    width: 10px;
    height: 10px;
    border: solid 2px #fff;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

.icon-scan .icon-scan-left-top {
    left: 0;
    top: 0;
    border-right: none;
    border-bottom: none;
}

.icon-scan .icon-scan-left-bottom {
    left: 0;
    bottom: 0;
    border-top: none;
    border-right: none;
}

.icon-scan .icon-scan-right-top {
    right: 0;
    top: 0;
    border-left: none;
    border-bottom: none;
}

.icon-scan .icon-scan-right-bottom {
    right: 0;
    bottom: 0;
    border-left: none;
    border-top: none;
}

.icon-scan .icon-scan-middle {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 2px;
    margin-top: -1px;
    margin-left: -10px;
    background-color: #fff;
}