/* reset */
html,
body,
div,
p,
ul,
li,
dt,
dd,
dl,
h1,
h2,
h3,
h4,
h5,
h6,
iframe {
  margin: 0;
  padding: 0;
}

ul,
li {
  list-style: none;
}

em,
i,
strong,
b {
  font-size: inherit;
  font-weight: inherit;
  font-style: normal;
}

button,
input,
textarea {
  font-size: inherit;
  border: none;
  background: none;
  outline: 0;
}

img {
  border: none;
  pointer-events: none; /* 禁止长按图片保存 */
}

html {
  font-size: 100px;
}

body {
  line-height: 1.5;
  font-family: '微软雅黑';
  color: #999999;
  background: #ffffff;
  font-size: 0.22rem;
}

[v-cloak] {
  display: none;
}

/* 外层容器 */
.open-box {
  max-width: 750px;
  min-height: 100%;
  margin: 0 auto;
  padding-bottom: 2rem;
  padding: 0.3rem;
  box-sizing: border-box;
  position: relative;
  overflow: hidden;
}

h4 {
  font-size: 0.28rem;
  font-weight: 800;
  line-height: 0.4rem;
  color: #333333;
  margin-bottom: 0.1rem;
  margin-top: 0.25rem;
}
p {
  color: #333333;
  font-size: 0.24rem;
  line-height: 0.4rem;
}

strong {
  font-weight: 900;
}

span {
  color: #39a7fe;
}
.rules {
  height: 100%;
}

.btms {
  font-size: 0.24rem;
  color: #999999;
  position: absolute;
  width: 100%;
  line-height: 0.4rem;
  left: 0;
  bottom: 0.4rem;
  padding: 0 0.3rem;
  box-sizing: border-box;
}
.rules-html {
  height: 100%;
}
.rules {
  height: 100%;
}

.f-area {
  font-size: 0.28rem;
  font-size: 0.26rem;
  height: 5rem;
  box-sizing: border-box;
  border: 1px solid #f2f2f2;
  width: 100%;
  padding: 0.2rem 0.1rem;
  resize: none;
}
.f-btn {
  height: 0.8rem;
  color: #fff;
  background: #3a8eee;
  border-radius: 0.05rem;
  font-size: 0.28rem;
  line-height: 0.8rem;
  text-align: center;
  margin-top: 0.5rem;
}
.f-wrap {
  padding: 0.2rem;
}