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


body{
    min-height: 100vh;
    background-color: #9499a2;
    background-image:
        radial-gradient(at 47% 33%, hsl(162.00, 77%, 40%) 0, transparent 59%),
        radial-gradient(at 82% 65%, hsl(219.31, 66%, 43%) 0, transparent 55%);
}


.container{
    width: 350px;
    min-height: 300px;
    margin: 30px auto;
    color: #1538ff;
    
}


.container h1{
    text-align: center;
    font-size: 36px;
    color: blue;
    text-shadow:5px 5px 10px white;   
}


.container h1:hover{
    color: white;
    text-shadow:5px 5px 10px blue;   
}



.calculator{
    width: 100%;
    height: 100%;
    padding: 20px;
    margin-top: 20px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgb(0 0 0 / 10%), 0 8px 16px rgb(0 0 0 / 10%);
}



.display{
    min-height: 110px;
    width: 100%;
    padding: 10px;
    text-align: end;
    font-size: 1.5rem;
    word-wrap: break-word;
    margin-bottom: 15px;
    border: 5px solid blue;
    border-radius: 20px;
}



.display1{
    min-height: 30px;
}



.buttons, .show-result{
    width: 22%;
    height: 40px;
    font-size: 1.4rem;
    margin: 5px 2px;
    border: 1px solid blue;
    border-radius: 4px;
    cursor: pointer;
}


.spch{
    width: 14%;
    background-color: #1538ff;
    color: white;
    border-radius: 19px;
}

.show-result{
    background-color: white;
    color: blue;
    border-radius: 20px;
   
}


.show-result:hover{
    background-color:blue;
    color:white;
    
    
}



/* Button background color designing */
.clear{
    background-color: #1538ff;
    color: white;
    border-radius: 19px;
}
.backspace{
    background-color: #1538ff;
    color: white;
    border-radius: 19px;
}
.operator{
    background-color: #1538ff;
    color: white;
    border-radius: 19px;
}
.input{
    background-color: #1538ff;
    color: white;
    border-radius: 19px;
}