body {
    background-color: #3E3E3E;
    font-family: Arial, Helvetica, sans-serif;
    color: white;
}

a {
    color: rgb(165, 208, 246);
}

h1.welcome {
    padding-left: 25px;
    margin-top: 30px;
}

img.logo {
    width: 100px;
    height: 100px;
}

header {
    background-color: #303030;
    width: 100%;
    height: 100px;
    border-radius: 10px;
    display:flex;
}

h1 {
    color: white;
}

nav.nav {
    text-decoration: none;
    list-style-type: none;
    display:flex;
    justify-content:left;
    margin-left: 40px;
}

li.nav {
    background-color: #939393;
    transition: 0.3s;
    margin: 20px;
    text-align: center;
    height: 70px;
    border-radius: 10px;
    display: flex;
}

li.nav:hover {
    background-color: #b9b9b9;
    transition: 0.3s;
}

a.nav {
    text-decoration: none;
    margin: auto;
    color: rgb(0, 0, 0);
    font-size: 30px;
    font-weight: bolder;
}

img.bann:hover {
    background-color: rgb(124, 0, 0);
    transition: 0.2s;
    height: 40%;
    width: 40%;
}


h2.type1 {
    padding-top: 20px;
    color: white;
    font-size: 32px;
    text-align: center;
}

footer {
    background-color: #303030;
    width: 100%;
    height: 100px;
    border-radius: 10px;
    display:flex;
};

p.footer {
    padding: 5px;
    display: flex;
};

p.book {
    display: flex;
};

img.book {
    display: flex;
    width: 100px
};

div.book {
    justify-content:left;
    display: flex;
};