*{
    margin: 0;
    box-sizing: border-box;
}
body{
    background-color: #10cf50;
}
h2{
    color: white;
}
#box{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    padding: 20px 15px;
    width: 90%;
    max-width: 300px;
    border-radius: 8px;
    box-shadow: rgba(0, 0, 0, 0.56)0px 22px 70px 4px;
}
#box textarea{
    margin: 15px 0px;
    width: 100%;
    font-size: 1.5rem;
    resize: none;
    height: 7.5rem;
}