h1 {
    color: blue;
    text-align: center;
}

table {
    border: 2px solid black;
    height: auto;
    width: 250px;
    padding: 10px;
    border-radius: 10px;
    background-color: yellow;
    margin-left: 505px;
    text-align: center;
    margin-bottom: 15px;
}

thead,th {
    color: blue;
    background-color: white;
    height: 25px;
    border: 2px solid black;
    border-radius: 20px;
    width: 60px;
}

th:hover{
    background-color: rgb(255, 4, 0);
    color: aliceblue;
}

#addbtn {
    padding: 8px;
    width: 150px;
    border-radius: 20px;
    margin-left: 550px;
    background-color: antiquewhite;
}

#addbtn:hover {
    color: white;
    background-color: red;
}