html {font-family: sans-serif;-ms-text-size-adjust: 100%;-webkit-text-size-adjust: 100%}
body {margin: 0}
*{margin: 0;padding: 0;}
.content span{font-size:.25rem;line-height:.50rem;margin-top:.35rem;}
.help_detail {background: #fff;padding: 0 0 1rem}

.help_detail dl {padding: .2rem .4rem}

.help_detail dl dt {line-height: .5rem;font-size: .29rem;border-bottom: 1px solid #c7c7c7}

.help_detail .det_more {padding: .1rem .4rem;text-indent: .4rem;font-size: .26rem}