body{
    font-family: Arial;
}

.caja{
    width:350px;
    background:#CFE0CA;
    margin:auto;
    margin-top:40px;
    padding:25px;
    border-radius:20px;
}

h1, p{
    text-align:center;
}

input{
    width:100%;
    padding:10px;
    margin-top:5px;
    border:none;
    border-radius:20px;
}

.boton{
    background:#5C8A57;
    color:white;
}