style.css

body {
    background: linear-gradient(135deg, orange, white);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 98vh;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}


#sub {
    cursor: pointer;
} 

form {
    border: solid;
    text-align: start;
    margin-left: 15rem;
    position: relative;
    width: 100%;
    padding: 12px;
    
}




form input {
    height: 3rem;
    width:auto;
    position: relative;
    font-size: 1.5em;




}


#sub {
    margin-top: 15px;
    margin-bottom: 15px;
    background-color: orange;
    border: none;
    border-radius: 12px;
    padding: 5px;
}

#height, #weight,#age {
    border-radius: 15px;
    border: solid;
    

}



#resultstyle {

    border: solid;
    width: 40%;
    position: absolute;
    top: 0;
    right: 0;
    height: 100%;
    font-size: 24px;
    background-color: lightblue;
}




#deinbmi {
    font-size: 48px;
}

#result {
    font-size: 56px;
}