* {
  padding: 0;
  box-sizing: border-box;
}

ul {
  list-style-type: none;
}

.books-li {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  list-style-type: none;
  width: 450px;
  border-bottom: 1px solid gray;
  height: 45px;
  padding: 0 1%;
}

.books-li:nth-child(odd) {
  background-color: #a3a2a2;
}

form {
  display: flex;
  flex-direction: column;
}

input {
  padding: 7px;
}

.add {
  margin-bottom: 15px;
  padding: 7px;
  background-color: black;
  color: white;
  width: 65px;
  border-radius: 5px;
  justify-self: flex-end;
  position: relative;
  left: 63%;
}

.my-grid {
  display: flex;
  flex-direction: column;
  margin: 0 5%;
  width: 90%;
  align-items: center;
}

.removeBook {
  margin-top: 3%;
  vertical-align: bottom;
  width: 70px;
  height: 25px;
  background-color: black;
  color: white;
  border-radius: 5px;
}

button:hover {
  background-color: white;
  color: black;
  font-weight: bold;
  transition: 0.9s;
}