.container{
    text-align: center;
}
table{
    margin: auto;
}
input{
    font-size: 40px;
    height: 80px;
    border: 5px solid;
    width: 525px;
    border-radius: 20px;
}
button{
    font-size: 40px;
    background: rgb(20, 200, 40);
    border: solid 4px black;
    height: 80px;
    width: 90px;
    border-radius: 20px;
    margin: 5px;
}
button :hover{
    background-color: purple;
}
.calculator{
    border: solid 3px black;
    border-radius: 10px;
    padding: 20px;
    display: inline-block;
    background-color: lightblue;
}

body{
    background-color: lightsalmon;
    background-image: url("bgimg3.jpg");
}
h1{
    color: greenyellow;
    font-size: 50px;
}