*{
    margin: 0;
    padding: 0;
}

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

.navbar{
    background-color: rgb(253, 68, 36);
    padding: 10px;
}

.container{
    padding:10px;
}

.book-container{
    padding: 10px;
    background-color: black;
    color: white;
    width: 25%;
    border-radius: 10px;
    margin: 25px;
    line-height: 25px;
    display: inline-block;
    vertical-align: top;
}

.book-container h2{
    color: rgb(253, 68, 36);
}

.book-container p{
    font-size: medium;
}

.book-container button{
    background-color: rgb(253, 68, 36);
    margin: 10px;
    border-radius: 10px;
    border: none;
    margin: 10px;
    width: 75px;
    padding: 10px;
    cursor: pointer;
}

.add-button{
    border-radius: 100%;
    border: none;
    padding: 10px;
    font-size: 30px;
    background-color: rgb(253, 68, 36);
    color: black;
    bottom: 30px;
    right: 30px;
    position: fixed;
    cursor: pointer;
}

.popup-overlay{
    position: absolute;
    background-color: black;
    opacity: 0.8;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    z-index: 1;
    display: none;
}

.popup-input{
    background-color:rgb(253, 68, 36);
    z-index: 2;
    position: absolute;
    top: 150px;
    left: 400px;
    padding: 40px;
    border-radius: 10px;
    display: none;
}

.popup-input h3{
    margin-bottom: 10px;
    font-family: 30px;
}

.popup-input input{
    width: 100%;
    border: none;
    border-bottom: solid 2px black;
    background-color: transparent;
    margin-bottom: 10px;
    line-height: 40px;
}

.popup-input textarea{
    width: 100%;
    border: none;
    border-bottom: solid 2px black;
    background-color: transparent;
    line-height: 40px;
}

.popup-input button{
    padding: 10px;
    margin-top: 20px;
    background-color: black;
    color: white;
    margin-left: 10px;
    border: none;
    cursor: pointer;
}

.popup-input input:focus{
    outline: none;
}

.popup-input textarea:focus{
    outline: none;
}