*{
 margin: 0;
 padding: 0;
}
h1, .nav h1 {
  font-family: 'Bebas Neue', cursive;
}

h2 {
  font-family: 'Russo One', sans-serif;
}

body, p {
  font-family: 'Orbitron', sans-serif;
}

button, .btn {
  font-family: 'Audiowide', cursive;
}

.nav{
    background-color:black;
    padding: 10px;
    color: red;
    transition: 2s;
}

li,h1,ul{
    display: inline;
}
ul{
   margin-left: 75%;
}
li{
    color: darkred;
}
li:hover{
    color: red;
    cursor: pointer;
}
.container{
    padding: 10px;
    display: inline;
}
.book-con{
    padding: 20px;
    width: 25%;
    background-color: black;
    color: darkred;
    margin: 30px;
    border-radius: 5%;
}
.book-con h2{
    color: red;
}
.book-con button{
    background-color:rgb(220, 20, 20);
    color: black;
    padding-top: 6px;
    padding-bottom: 4px;
    padding-right: 5px;
    padding-left:5px ;
    border: none;
}
.btn{
    padding-top: 20px;
    padding-bottom: 20px;
    padding-right: 30px;
    padding-left: 30px;
    border-radius: 100%;
    font-size: 30px;
    position:fixed;
    bottom: 30px;
    right:30px;
    color:black;
    background-color: red;
    border: none;
}
.overlay{
    height: 100%;
    width: 100%;
    opacity: 0.7;
    background-color: black;
    position:absolute;
    top: 0%;
    left: 0%;
    display: none;
}
.over-pop{
    background-color: darkred;
    width: 40%;
    padding: 45px;
    position:absolute;
    top: 30%;
    left: 25%;
    display: none;
}
.over-pop input{
    background-color: transparent;
    border: none;
    font-size: 20px;
    padding: 5px;
    width: 100%;
    border-bottom: solid black 2px;
    margin:5px;
}
.over-pop textarea{
    background-color: transparent;
    border: none;
    font-size: 20px;
    padding: 5px;
    width: 100%;
    border-bottom: solid black 2px;
    margin:5px;
}
.over-pop input:focus{
    outline: none;
}
.over-pop textarea:focus{
    outline: none;
}
.over-pop button{
    padding: 3px;
    margin: 4px;
    border: none;
    padding-top: 10px;
    padding-bottom: 10px;
    padding-right: 5px;
    padding-left: 5px;
    border-radius: 10%;
    background-color:black;
    color: red;
}
.over-pop h2{
    background-color: black;
    color: red;
    padding: 4px;
    margin: none;
}