/* 悬浮按钮：订单查询 + 投诉（独立样式文件）
 * 订单查询 top:60% / 投诉 top:calc(70% + 130px)
 */
.m-order-history{position:fixed;top:60%;right:0;z-index:9;width:18px;text-align:center;color:#fff;padding:28px 5px 8px 6px;-webkit-border-top-left-radius:5px;-moz-border-radius-topleft:5px;border-top-left-radius:5px;-webkit-border-bottom-left-radius:5px;-moz-border-radius-bottomleft:5px;border-bottom-left-radius:5px;line-height:16px;font-size:14px;background:rgba(0,0,0,.7) url(data:image/png;base64,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) no-repeat center 8px;-moz-background-size:56%;-o-background-size:56%;background-size:56%}
.m-complaint{position:fixed;right:0;top:calc(70% + 130px);z-index:9;background-color:rgba(0,0,0,.5);width:18px;padding:24px 5px 5px;text-align:center;color:#fff;-webkit-border-top-left-radius:5px;-moz-border-radius-topleft:5px;border-top-left-radius:5px;-webkit-border-bottom-left-radius:5px;-moz-border-radius-bottomleft:5px;border-bottom-left-radius:5px;font-size:14px;line-height:1.2}
.m-complaint:before{content:'';position:absolute;left:0;top:3px;width:100%;height:18px;background-image:url(data:image/png;base64,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);background-repeat:no-repeat;background-position:center;-webkit-background-size:auto 100%;-moz-background-size:auto 100%;background-size:auto 100%}
/* PC 端（视口 ≥ 640px）：页面内容居中 640px，按钮贴到居中栏的右边缘，紧贴内容显示 */
@media only screen and (min-width:640px){
.m-order-history{right:50%;margin-right:-320px}
.m-complaint{right:50%;margin-right:-320px}
}