*{
    padding: 0;
    margin: 0;
}
.body{
.poetsen-one-regular {
  font-family: "Poetsen One", sans-serif;
  font-weight: 400;
  font-style: normal;
}
}
.navbar{
    background-color: steelblue;
    padding: 10px;
    color: brown;
    text-align: center;
    border-bottom: 2px;
    border-color: brown;
    border-width: 2px;
    border-style: solid;
}
.container{
  padding: 15px;

}
.Book-container{
  padding: 10px;
  width: 25%;
  background-color: steelblue;
  color: lightcyan;
  margin: 30px;
  text-align: center;
  border-color: brown;
  border-width: 5px;
  border-style: double;
  display: inline-block;
  vertical-align: top;
}
.Book-container button{
 background-color: dimgray;
 color: white;
 border-radius: 10px;
 border-style: solid;
 border-color: brown;
 margin-top: 5px;
 padding-top: 10px;
 padding-bottom: 10px;
 padding-left: 15px;
 padding-right: 15px;
}
#add-popupbutton{
  background-color:steelblue;
  color: black;
  border-radius: 100%;
  padding-left: 25px;
  padding-right: 25px;
  padding-top: 20px;
  padding-bottom: 20px;
  font-size: 35px;
  border: none;
  position: fixed;
  bottom: 30px;
  right: 30px;
}
.popup-overlay{
  background-color: black;
  opacity: 0.8;
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  bottom: 0;
  left: 0;
  z-index: 1; 
  display: none;
}
.popup-box{
  background-color: steelblue;
  width: 40%;
  padding: 40px;
  border-radius: 10px;
  position: absolute;
  top: 20%;
  left: 30%;
  z-index: 2;
  border-color: brown;
  border-radius: 2px;
  border-style:groove;
  display: none;
}
.add-booktext{
  text-align:center;
  font-size: 40px;
}
.popup-box input{
  background: transparent;
  border: none;
  width: 100%;
  margin: 5px;
  font-size: 20px;
  border-bottom: solid black 2px;
}
.popup-box textarea{
  background: transparent;
  width: 100%;
  margin: 5px;
  font-size: 20px;
  border: solid black 2px;
}
.popup-box input::placeholder{
  color: black;
}
.popup-box textarea::placeholder{
  color: black;
}
.popup-box button{
  background-color: brown;
  color: steelblue;
  padding-left: 20px;
  padding-right: 20px;
  padding-top: 10px;
  padding-bottom: 10px;
  border:none;
  margin: 6px;
}
.popup-box input:focus{
  outline: none;
}
.popup-box textarea:focus{
  outline: none;
}