:root {
        --bgUtama: 45deg, #d5e0ed, #f69505;
        --bgLogin: 45deg, #0504f4, #f69505;
      }

      body {
        height: 100vh;
        margin: 0;
        display: flex;
        flex-direction: column; /* ⬅️ elemen disusun vertikal (atas ke bawah) */
        justify-content: center;
        align-items: center;
        background: linear-gradient(var(--bgUtama));
        font-family: Arial, sans-serif;
      }

      .container {
        background: linear-gradient(var(--bgLogin));
        padding: 40px;
        border-radius: 15px;
        box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
        text-align: center;
        width: 320px;
        color: #fff;
      }

      .container h1 {
        font-size: 18px;
        margin-bottom: 20px;
      }

      .container input {
        width: 90%;
        padding: 10px;
        margin: 8px 0;
        border: none;
        border-radius: 8px;
      }

      .container button {
        width: 100%;
        padding: 10px;
        background-color: #0504f4;
        color: white;
        border: none;
        border-radius: 8px;
        font-weight: bold;
        cursor: pointer;
        transition: 0.3s;
      }

      .container button:hover {
        background-color: #fe9903;
        color: #002248;
        scale: 1.2;
      }
      .container button:active{
        background-color: #002248;
        color: whitesmoke;
        scale: 0.8;
      }

      .container #btn-login {
        margin-top: 30px;
        width: 30%;
      }

      #footer {
        margin-top: 15px;
        font-size: 12px;
      }

      #logo {
        display: block;
        margin: 20px auto 20px; /* Tengah horizontal dan jarak ke atas */
        width: 100px; /* Ukuran logo bisa diubah sesuai kebutuhan */
        opacity: 0.95; /* Sedikit transparan agar lembut */
      }