body {
    font-family: Arial, Helvetica, sans-serif;
    background: #ffffff;
    display: flex;
    justify-content: center;
    align-content: center;
    height: 100vh;
    margin: 0;
}

.container {
    margin-top: 250px;
    justify-content: center;
    background: #ffffff;
    padding: 40px;
    padding-top: 70px;
    padding-bottom: 10px;
    height: 200px;
    width: 200px;
    color: #000000;
    border: 8px solid #000000;
    border-radius: 150px;
    text-align: center;
    box-shadow: 0 0 10px rgba(0, 0, 0, alpha);
}
.container:hover {
    margin-top: 250px;
    justify-content: center;
    background: #f7f7f7;
    padding: 40px;
    padding-top: 70px;
    padding-bottom: 10px;
    height: 200px;
    width: 200px;
    color: #000000;
    border: 10px solid #000000;
    border-radius: 150px;
    text-align: center;
    box-shadow: 0 0 10px rgba(0, 0, 0, alpha);
}
.no{
    border-radius: 5px;
    border: 5px solid #000000;
}
.no:hover{
    border-radius: 5px;
    border: 8px solid #000000;
}
.container h1{
    font-size: x-large;
    font-weight: 600;
}
.display-text{
    font-weight: bold;
}
.display-text:hover{
    font-weight: 800;
}
#display {
    font-size: 40px;
    margin: 20px 0;
    font-weight: bold;
}
button{
    padding: 10px;
    width: 80px;
    height: 40px;
    font-weight: 600;
    border-radius: 5px;
    margin: 5px;
}
.st{
    background: #16943a;
    color: #ffffff;
    border: #000000;
}
.st:hover{
    background: #0a6e26;
    color: #ffffff;
    border: #000000;
    cursor: pointer;
    border: 5px solid #000000;    
}
.sp{
    background: #941616;
    color: #ffffff;
    border: #000000;

}
.sp:hover{
    background: #7e1111;
    color: #ffffff;
    border: #000000;
    cursor: pointer;
    border: 5px solid #000000;    
}
.re{
    background: #162994;
    color: #ffffff;
    border: #000000;

}
.re:hover{
    background: #01145b;
    color: #ffffff;
    border: #000000;
    cursor: pointer;
    border: 5px solid #000000;
}


.btns {
    margin-top: 350px;
    padding-left: 50px;
}