#app{height:100%;font-family:Helvetica Neue,Helvetica,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{margin:0;padding:0;box-sizing:border-box}body,html{height:100%;font-size:14px;color:#303133;background-color:#f5f7fa}.g-card,.g-container{padding:20px}.g-card{background:#fff;border-radius:4px;box-shadow:0 2px 12px 0 rgba(0,0,0,.1)}.g-mb-20{margin-bottom:20px}.g-ml-5{margin-left:5px}.g-mr-10{margin-right:10px}.g-mt-15{margin-top:15px}.g-mt-20{margin-top:20px}.g-text-center{text-align:center}.g-flex{display:flex}.g-flex-center{justify-content:center}.g-flex-between,.g-flex-center{display:flex;align-items:center}.g-flex-between{justify-content:space-between}