* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  width: 100%;
  overflow: hidden;
  overflow-y: auto;
}
body {
  width: 100%;
  overflow: hidden;
  overflow-y: auto;
  box-sizing: border-box;
  padding: 2% 5%;
}
a,
button,
input,
textarea {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}
img {
  max-width: 100%;
}
.comment {
  width: 100%;
  overflow: hidden;
  position: relative;
}
.comment img {
  width: 100%;
  height: auto;
  display: block;
  border: none;
}
.comment .comment_main {
  position: absolute;
  width: 90%;
  height: 44%;
  top: 30%;
  left: 5%;
  border: none;
  outline: none;
  font-size: 14px;
  color: #666;
}
.comment_btn {
  width: 100%;
  height: 30px;
  background: url("../img/comment_btn.png") no-repeat center;
  background-size: 100% auto;
  margin-top: 10px;
  margin-bottom: 20px;
}