* {
 margin: 0;
 padding: 0;
 box-sizing: border-box;
}

body {
  background-color: #09090A;
  color: white;
  height: 100vh;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;

  padding: 3rem;

  position: fixed;
  width: 100%;
}

button {
  padding: 1rem 1.5rem;
  border-radius: 0.5rem;
  border: 0.0625rem solid #8b5cf6;
  background-color: transparent;
  color: white;

  display: flex;
  align-items: center;
  gap: 0.75rem;

  font-family: 'Inter';
  font-weight: 600;
  font-size: 1rem;
  line-height: 125%;

  cursor: pointer;
}

form {
  display: flex;

  padding: 11.375rem 0 3rem 3rem;
  width: fit-content;
}

.habits {
  margin-top: 3.75rem;
  display: flex;
  flex-direction: column;

  gap: 1.5rem;
}

.habit {
  width: 4rem;
  height: 4rem;

  font-size: 2rem;

  display: flex;
  align-items: center;
  justify-content: center;
}

.days {
  display: flex;
  gap: 3rem;
  margin-left: 2rem;
}

.day {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.day div {
  margin-bottom: 0.5rem;

  font-family: 'Roboto Mono';
  font-size: 1.25rem;
  line-height: 125%;

  color: #A1A1AA;

  text-align: center;
}

input {
  appearance: none;
  -webkit-appearance: none;

  width: 4rem;
  height: 4rem;

  border: 0.125rem solid #27272A;
  border-radius: 0.5rem;

  background: #18181B;
}

input:checked {
  background: #8B5CF6;
  border: 0.125rem solid #A78BFA
}

@media (max-width: 570px) {
  button div {
    display: none
  }
}