* {
    margin: 0px;
    padding: 0px;

}

body {
    font-family: "PT Serif", serif;
    background-color: rgb(0, 0, 0);
}

/* heder css starts */
header {
    height: 4vw;
    color: white;
    background-color: rgb(0, 0, 0);
    padding: 1vw 13.5vw;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

header img {
    height: 4vw;
    /* width: 50px; */
    cursor: pointer;
    border: 2px solid rgb(255, 255, 255);
    border-radius: 35px;

}

header h1 {
    color: rgb(255, 255, 255);
    font-size: 3vw;
}

header button {
    color: rgb(0, 0, 0);
    height: 3vw;
    width: 9vw;
    font-size: 2vw;
    cursor: pointer;
    border-radius: 1vw;
    font-family: "Concert One", sans-serif;

}

header button:hover {
    color: rgb(255, 255, 255);
    background-color: #007fe7;
    height: 3vw;
    width: 9vw;
    font-size: 2vw;
    cursor: pointer;
    border-radius: 1vw;
    font-family: "Concert One", sans-serif;
    transition: 0.3s ease;
}

/* nav baar starting  */
nav {
    height: 1.7vw;
    background-color: rgb(0, 0, 0);
    border: 1px solid gray;
    margin: 0.2vw 0.5vw;
    padding: 0.5vw 0.5vw;
    align-items: center;
    display: flex;
    justify-content: center;
    border-radius: 1vw;
}

nav a {
    font-size: 1.5vw;
    color: rgb(255, 255, 255);
    padding: 0vw 1vw;
    text-decoration: none;
}

nav a:hover {
    font-size: 1.5vw;
    color: rgb(255, 255, 255);
    background-color: rgb(0, 127, 231);
    border-radius: 0.8vw;
    padding: 0 1vw;
    text-decoration: none;
    transition: 0.3s ease;

}

.details {
    height: 60vw;
}
  .details h1 {
        margin: 2vw auto;
        text-align: center;
        border-radius: 2vw;
        background-color: white;
        font-size: 2vw;
        color: #000000;
    }

.container {
    margin: auto;
    height: 20vw;
    width: 50vw;
    border: 2px solid gray;
    border-radius: 2vw;
    background-color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1vw;
}

.container h3 {
    color: #007fe7;
    font-size: 2vw;


}

.container p {
    text-align: center;
    font-size: 2vw;
}

.icon {
    height: 3vw;
    width: 6vw;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1vw;
}

.icon i {

    color: #007fe7;
    font-size: 2vw;
}

.icon i:hover {
    color: white;
    font-size: 2.5vw;
    background-color: #007fe7;
    border: 2px solid gray;
    border-radius: 1vw;
    transition: all 0.3s ease;
}


@media (max-width:600px) {

    header {
        height: 15vw;
        color: white;
        background-color: rgb(0, 0, 0);
        padding: 0.5vw 2vw;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    header img {
        height: 10vw;
        /* width: 50px; */
        cursor: pointer;
        border: 2px solid rgb(255, 255, 255);
        border-radius: 35px;

    }

    header h1 {
        text-align: center;
        color: rgb(255, 255, 255);
        font-size: 5vw;
        margin: 0 5vw;
    }

    header button {
        color: rgb(0, 0, 0);
        height: 10vw;
        width: 40vw;
        font-size: 5vw;
        cursor: pointer;
        border-radius: 1vw;
        font-family: "Concert One", sans-serif;

    }

    header button:hover {
        color: rgb(255, 255, 255);
        background-color: rgb(0, 127, 231);
        height: 10vw;
        width: 40vw;
        font-size: 5vw;
        cursor: pointer;
        border-radius: 1vw;
        font-family: "Concert One", sans-serif;
        transition: 0.3s ease;
    }

    /* nav baar starting  */
    nav {
        height: 8vw;
        background-color: rgb(0, 0, 0);
        border: 1px solid gray;
        margin: 0.2vw 0.5vw;
        padding: 0.5vw 0.5vw;
        align-items: center;
        display: flex;
        justify-content: center;
        border-radius: 1vw;
    }

    nav a {
        font-size: 4vw;
        color: rgb(255, 255, 255);
        padding: 0vw 3.5vw;
        text-decoration: none;
    }

    nav a:hover {
        font-size: 4vw;
        color: rgb(255, 255, 255);
        background-color: rgb(0, 127, 231);
        border-radius: 1.6vw;
        padding: 0 4vw;
        text-decoration: none;
        transition: 0.3s ease;

    }

    .details {
        height: 150vw;
    }

    .container {
        margin: 3vw auto;
        height: 130vw;
        width: 90vw;
        border: 2px solid gray;
        border-radius: 2vw;
        background-color: white;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 1vw;
    }

    .details h1 {
        margin: 2vw auto;
        text-align: center;
        border-radius: 2vw;
        background-color: white;
        font-size: 8vw;
        color: #000000;
    }

    .container h3 {
        text-align: center;
        color: #007fe7;
        font-size: 4vw;


    }

    .container p {
        padding: 1vw;
        text-align: center;
        font-size: 6vw;
    }

    .icon {
        height: 12vw;
        width: 10vw;
        display: flex;
        justify-content: center;
        align-items: center;
        gap: 3vw;
    }

    .icon i {
        margin: auto;

        color: #007fe7;
        font-size: 9vw;
    }

    .icon i:hover {
        color: white;
        font-size: 8.5vw;
        background-color: #007fe7;
        border: 2px solid gray;
        border-radius: 1vw;
        transition: all 0.3s ease;
    }
}