/* margin */
.m-1  { margin: 0.25rem; }
.m-2  { margin: 0.5rem; }
.m-3  { margin: 0.75rem; }
.m-4  { margin: 1rem; }
.m-5  { margin: 1.25rem; }
.m-6  { margin: 1.5rem; }
.m-7  { margin: 1.75rem; }
.m-8  { margin: 2rem; }
.m-9  { margin: 2.25rem; }
.m-10 { margin: 2.5rem; }
.m-11 { margin: 2.75rem; }
.m-12 { margin: 3rem; }

/* margin top */
.mt-1  { margin-top: 0.25rem; }
.mt-2  { margin-top: 0.5rem; }
.mt-3  { margin-top: 0.75rem; }
.mt-4  { margin-top: 1rem; }
.mt-5  { margin-top: 1.25rem; }
.mt-6  { margin-top: 1.5rem; }
.mt-7  { margin-top: 1.75rem; }
.mt-8  { margin-top: 2rem; }
.mt-9  { margin-top: 2.25rem; }
.mt-10 { margin-top: 2.5rem; }
.mt-11 { margin-top: 2.75rem; }
.mt-12 { margin-top: 3rem; }

/* margin bottom */
.mb-1  { margin-bottom: 0.25rem; }
.mb-2  { margin-bottom: 0.5rem; }
.mb-3  { margin-bottom: 0.75rem; }
.mb-4  { margin-bottom: 1rem; }
.mb-5  { margin-bottom: 1.25rem; }
.mb-6  { margin-bottom: 1.5rem; }
.mb-7  { margin-bottom: 1.75rem; }
.mb-8  { margin-bottom: 2rem; }
.mb-9  { margin-bottom: 2.25rem; }
.mb-10 { margin-bottom: 2.5rem; }
.mb-11 { margin-bottom: 2.75rem; }
.mb-12 { margin-bottom: 3rem; }

/* margin left */
.ml-1  { margin-left: 0.25rem; }
.ml-2  { margin-left: 0.5rem; }
.ml-3  { margin-left: 0.75rem; }
.ml-4  { margin-left: 1rem; }
.ml-5  { margin-left: 1.25rem; }
.ml-6  { margin-left: 1.5rem; }
.ml-7  { margin-left: 1.75rem; }
.ml-8  { margin-left: 2rem; }
.ml-9  { margin-left: 2.25rem; }
.ml-10 { margin-left: 2.5rem; }
.ml-11 { margin-left: 2.75rem; }
.ml-12 { margin-left: 3rem; }

/* margin right */
.mr-1  { margin-right: 0.25rem; }
.mr-2  { margin-right: 0.5rem; }
.mr-3  { margin-right: 0.75rem; }
.mr-4  { margin-right: 1rem; }
.mr-5  { margin-right: 1.25rem; }
.mr-6  { margin-right: 1.5rem; }
.mr-7  { margin-right: 1.75rem; }
.mr-8  { margin-right: 2rem; }
.mr-9  { margin-right: 2.25rem; }
.mr-10 { margin-right: 2.5rem; }
.mr-11 { margin-right: 2.75rem; }
.mr-12 { margin-right: 3rem; }

.container {
  height: 100vh;
  width: 40%;
}

.section-container {
  margin: 20px auto;
  padding: 20px;
  width: 70%;
  text-align: center;
  /* background-color: rgb(243, 241, 241); */
  border-radius: 10px;
}

.button-auth {
  width: 100%;
  background-color: black;
  color: white;
  padding: 5px 5px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.button-logout {
  background-color: black;
  color: white;
  padding: 5px 10px;
  font-size: 13px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.card-menu {
  display: flex;
  flex-direction: row;
  align-items: center;
  text-align: left;
  justify-content: space-between;
  padding: 10px 10px;
}

.card-menu > * {
  flex: 1;
}


@media screen and (max-width: 960px) {
  .container,
  .section-container {
    width: 100%;
  }

  .card-menu {
    flex-direction: column;
    text-align: center;
  }

  form {
    margin: 10px auto;
    width: 100%;
  }
}