.main {
background-color: rgb(144, 228, 18);

    border: 3px solid #30e030;
    width: 245px;
    margin: 0 auto;
}
.para{

    color:white;
    font-weight: bold;
    font-style: oblique;
    font-size: 130%;
   

}
.result{

    width: 97%;
    height: 30px;
    background-color: #6bfd09;
    font-weight: bold;
}

.Clearbtn {
    width: 100%;
    height: 30px;
    margin-top: 10px ;
    background-color: greenyellow;
}
.btn {

    background-color: greenyellow;
    width: 56px;
    height: 30px;
    margin: 1px;
}

.halfbtn{

    background-color: greenyellow;
    width: 89px;
    height: 30px;
    margin-top: 3px;
}


.Developedby{
    color:white;
    font-weight: bold;
    font-size:"40px";
   

}
body{

    background-image: url("AdQaK85.jpg");
}