*{
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    
}
h1, p{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}
body{
    padding: 50px;
    background-image: url(mockupnest-com-nMRCq-j4kl8-unsplash.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    font-family: Arial, Helvetica, sans-serif;
    color: black;
}
.input{
    display: flex;
    align-items: center;
    justify-content: space-evenly;
    margin-top: 50px;
    font-size: 20px;
}
#weight, #height{
    width: 250px;
    height: 30px;
    border: 2px solid gray;
}
button{
    margin-top: 25px;
    padding: 15px;
    border: 3px solid black;
    border-radius: 10px;
}
button:hover{
    color: white;
    background-color: black;
}
#result{
    margin-top: 15px;
    font-size: 25px;
}
@media  (max-width: 480px) {
    p{
        margin-top: 10px;
        line-height: 1.5;
        width: 100%;
    }
    .input{
        display: flex;
        flex-direction: column;
        justify-content: space-evenly;
        align-items: center;
    }
    #weight, #height{
        margin-left: 20px;
        width: 200px;
        margin-bottom: 10px;
    }
}