@media (max-width: 575.98px) {
    .container-register {
        padding-top: 20%;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .border-square {
        border: 1px solid #ccc;
        border-radius: 5px;
        padding: 5px;
        display: inline-block;
        transition: background-color 0.3s;
    }

    .btn-kembali {
        position: absolute;
        left: 7%;
        top: 2%;
    }

    .btn-custom {
        background-color: #069550;
        color: white;
        width: 100%;
    }

    .btn-custom:hover {
        background-color: #057240;
        color: white;
    }

    .btn-custom:disabled {
        background-color: #6c757d;
        color: white;
    }

    .form-check-input:checked {
        background-color: #4CAF50;
        border-color: #4CAF50;
    }
}

@media (min-width: 576px) {
    .container-register {
        height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .btn-kembali {
        position: absolute;
        left: 5%;
        top: 5%;
    }

    .border-square {
        border: 1px solid #ccc;
        border-radius: 5px;
        padding: 5px;
        display: inline-block;
        transition: background-color 0.3s;
    }

    .border-square:hover {
        background-color: #6c757d
    }

    .btn-custom {
        background-color: #069550;
        color: white;
    }

    .btn-custom:hover {
        background-color: #057240;
        color: white;
    }

    .btn-custom:disabled {
        background-color: #6c757d;
        color: white;
    }

    .form-check-input:checked {
        background-color: #4CAF50;
        border-color: #4CAF50;
    }
}