calculator.css

#container{
    display: flex;
    justify-content:space-around;
    flex-direction: column;
    margin: auto;
    height: 500px;
    width: 400px;
    background-color: blanchedalmond;
    border: solid black;
    border-radius: 10px;
}

#action-container{
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    height: 50px;
    width: 300px;
}

#clear{
    background-color: rgb(176, 211, 23);
    height: 50px;
    width: 180px;
    margin-left: 200px;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    font-weight: bold;
    font-size: 20px;
}

#backspace{
    background-color: red;
    height: 50px;
    width: 130px;
    margin-left: 50px;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    font-weight: bold;
    font-size: 20px;

}

#display{ 

    background-color: white;
    border: solid black;
    border-radius: 10px;

    height: 30px;
    width: 300px;
    
    margin-top: 10px;
    margin-left: 50px;
    
    padding-top: 15px;
    padding-bottom: 15px;
    text-align: center;

    font-size: 20px;
    font-weight: bold;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    
}

#button-area{
    display: flex;
    flex-wrap: wrap;
    margin-left: 50px;
    margin-right: 50px;
    max-width: 300px;
    max-height: 300px;
    
    

}

button{
    height: 70px;
    width: 70px;
    border: 3px solid black;
    font-family:'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    font-size: 20px;
    border-radius: 10px;
    margin-bottom: 5px;
    margin-right: 5px;
}

button:active{
    color:red;
}