* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  outline: none;
}
html,
body {
  min-height: 100vh;
  width: 100%;
}
body {
  display: flex;
  flex-direction: column;
}
input {
  background: transparent;
  border: 0;
}
img {
  display: block;
}
#content {
  flex: 1;
  position: relative;
}
#iframe {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.no-m-b {
  margin-bottom: 0 !important;
}