.r-button{height:45px;line-height:45px;text-align:center;-webkit-box-sizing:border-box;box-sizing:border-box;font-size:16px}
.r-button--plain{background:#fff!important}
.r-button--default{color:#fff;background:-webkit-linear-gradient(0deg,#39b9ff,#4080e8);border:none}
.r-button--default.r-button--plain{color:#4080e8;border:1px solid #4080e8}
.r-button--warning{color:#fff;background:-webkit-linear-gradient(0deg,#ff8a71,#ff3061);border:none}
.r-button--warning.r-button--plain{color:#ff3061;border:1px solid #ff3061}
.r-button.r-button--disabled{color:#fff;background:#999}
.r-button.r-button--disabled.r-button--plain{color:#999;border:1px solid #999}
.r-button--radius{border-radius:45px}