#mask {
  display: none;
  justify-content: center;
  align-items: center;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 99;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.3);
  transition: display 1s;
}

#mask .up,
#mask .in {
  display: none;
  background-color: #f3f5f7;
  width: 500px;
  height: 270px;
  border-radius: 20px;
  transition: all 0.3s;
}

#mask .title {
  font-size: 32px;
  font-weight: bold;
  text-align: center;
  margin: 30px 0;
}

#mask form {
  position: relative;
  display: grid;
  grid-template-columns: 80px 200px;
  grid-template-rows: repeat(2, 30px);
  width: 330px;
  margin: 0 auto;
  font-size: 16px;
}

#mask form label {
  text-align: right;
}

#mask form input {
  height: 18px;
  outline: none;
}

#mask form .zs {
  position: absolute;
  top: 53px;
  left: 80px;
  font-size: 10px;
  white-space: nowrap;
  color: #818181;
  cursor: default;
  user-select: none;
}

#mask #zcbtn,
#mask #dlbtn {
  position: absolute;
  top: 80px;
  left: 82px;
  width: 180px;
  height: 30px;
}

#mask .alreadly,
#mask .not {
  position: absolute;
  top: 112px;
  left: 85px;
  font-size: 12px;
  color: #333;
}

#mask #al_btn,
#mask #not_btn {
  color: #c7902b;
  cursor: pointer;
}

#close1,
#close2 {
  position: absolute;
  top: -122px;
  left: 385px;
  background: url(../img/close_btn.png) no-repeat right top/ 44px 44px;
  width: 44px;
  height: 44px;
  cursor: pointer;
}

header #accDiv .user {
  font-size: 14px;
}
header #accDiv .user span {
  display: inline-block;
  background-color: #c7902b;
  color: #333;
  width: 18px;
  height: 18px;
  border-radius: 9px;
  text-align: center;
  vertical-align: top;
  margin-right: 3px;
  cursor: default;
  user-select: none;
}