body {
  box-sizing: border-box;
  margin: 0;
  min-height: 100vh;
  font-size: .16rem;
}

bottom,
input,
a {
  margin: 0;
  padding: 0;
  outline: none;
  border: none;
  color: inherit;
  font-size: inherit;
  background-color: transparent;
}

input {
  width: 100%;
}

img {
  width: 100%;
  height: 100%;
  vertical-align: middle;
}

.btn-disabled {
    background: #cccccc !important;
    color: #999999 !important;
    border-color: #cccccc !important;
}