html, body {
  margin: 0;
  background: #F6F1E9;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

input, button {
  font-family: inherit;
}

button {
  cursor: pointer;
}

input::placeholder {
  color: #B8AE9E;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.input-underline {
  width: 100%;
  border: none;
  border-bottom: 3px solid #EEE6D8;
  padding: 10px 4px;
  font-size: 40px;
  font-weight: 700;
  color: #2B2621;
  background: transparent;
  outline: none;
}

.input-underline:focus {
  border-bottom-color: #C1673B;
}