* {
    margin: 0;
    padding: 0;
}

.heading {
    background-color: black;
    color: white;
    height: 8vw;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: sans-serif;
    font-size: 2vw;
}

.form-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 10vw;
    margin-bottom: 5vw;
}

form {
    background-color: white;
    box-shadow: 5px 10px 15px 3px rgb(92, 92, 92);
    padding: 2.5vw;
    border-radius: 20px;
}

form div {
    margin-bottom: 1.2vw;
}

input[type="number"] {
    width: 100%;
    padding: 0.6vw;
    margin-top: 0.3vw;
    border-radius: 8px;
    border: 1px solid #ccc;
    outline: none;
}

input[type="number"]:focus {
    border-color: #007BFF;
}

.generate input {
    width: 100%;
    padding: 0.7vw;
    border-radius: 10px;
    border: none;
    background-color: black;
    color: white;
    cursor: pointer;
    font-size: 1vw;
    transition: 0.3s;
}

.generate input:hover {
    background-color: #333;
}

#password-display {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    margin-bottom: 5vw;
    gap: 2vw;
    padding: 2vw;
    background-color: #7e7d7d;
}

#password-display h2 {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    font-size: 2vw;
}

#password-display input {
    padding: 0.6vw;
    border-radius: 8px;
    border: 1px solid #615e5e;
    outline: none;
    overflow: hidden;
    /*overflow ko hide kar do*/
    text-overflow: ellipsis;
    /*hidden text to ... represent karo*/
    white-space: nowrap;
    /*text ko alge line me mat jaane do*/
}

#copybtn {
    padding: 8px;
    border-radius: 5px;
    border: none;
    background-color: #4a90e2;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease-in;
}

#copybtn:hover {
    background-color: #357abd;
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .generate input {
        font-size: 3.5vw;
    }

    form {
        width: 60vw;
        box-shadow: 5px 10px 15px 3px rgb(129, 128, 128);
        padding: 20px;
    }

    .form-container {
        margin-bottom: 15vw;
    }

    label {
        font-size: 3vw;
    }

    input[type="number"] {
        border-radius: 5px;
    }

    input::placeholder {
        font-size: 3vw;
    }

    .generate input {
        margin-top: 5px;
        border-radius: 5px;
        padding: 4px;
    }
    #password-display input{
        margin: 3vw 0;
    }
    #password-display h2 {
        font-size: 4vw;
    }
}

/* arrow spinner control button hiding */

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type="number"] {
    -moz-appearance: textfield;
}