.back-img
{
    height: 100vh; background-position: center; background-size: cover;
}



.titlebook
{
    font-size: 20pt;
    margin: 4vh;
    color: white;
    text-align: center;
    margin-top: 18vh;
}

.box1
{
    padding: 7vh;
    /* border: 2px solid black; */
    align-items: center;
    background-color: rgba(999, 999, 999, 0.1);
    border-radius: 15px;
}

.heading-title
{
    color: white;
    display: flex;
    /* justify-content: center; */
    height: 50vh;
    align-items:flex-end;
    font-size: 23pt;
    padding-bottom: 2vh;
    letter-spacing: 1px;
}

.heading-par1
{
    color: white;
    font-size: 10pt;
    letter-spacing: .5px;
    width: 77vh;
    padding-bottom: 2vh;
}
.heading-link1
{
    margin-top: 2vh;
}
.heading-link1 a
{
    font-size: 13pt;
    border: 2px solid grey;
    border-radius: 5px;
    padding: 2vh;
    color: grey;
    background-color: transparent;
    text-decoration: none;
    transition: 0.4s;
}

.heading-link1 a:hover
{
    color: white;
    background-color: chocolate;
    border: 2px solid chocolate;
    transition: 0.5s;
}

.form-table input[type=submit]
{
    background-color: rgb(255, 106, 52);
    color: white;
    border: none;
    font-size: 16pt;
    height: 7vh;
    transition: 0.5s;
}
.form-table input[type=submit]:hover
{
    background-color: chocolate;
    transition: 0.8s;
}





@media screen and (max-width: 800px) 
{
    .heading-title
    {
        height: 20vh;
    }
    .heading-par1
    {
        width: 100%;
    }
    .titlebook
    {
        margin-top: 10vh;
    }
    .heading-link1
    {
        text-align: left;
    }
    .heading-link1 a
    {
        color: white;
        background-color: chocolate;
        border:none;
    }

    .back-img
    {
        height: 130vh;
    }

}