css

.container {
    width: 32%;
    height: 100%;
    background-color: black;
    align-self: center;
    opacity: 0.7;
    display: block;
}
.flex {
    display:flex;
    flex-direction: column;
    justify-content: center;
    align-content: center;
    height: 90vh;
    width: 100vw;
}
body {
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
    background-color: #f0f2f5;
  }
  .log-in p {
    margin-bottom: 0;
  }
  .log-in p {
    margin-top: 0;
  }
  .log-in form {
    margin: 2rem;
  }
  .log-in form .input {
    border: 1px solid #a0a5ad;
    color: #1d2129;
    margin: 0;
    outline: none;
    height: 12px;
    width: 100%;
    border-radius: 4px;
    padding: 12px 0px 12px 6px;
  }