body {
    background: blue;
    font: normal 15px arial;
}

header {
    color: white;
    text-align: center;
}
section {
    background: white;
    border-radius: 10px;
    padding: 15px;
    width: 500px;
    margin: auto;/*traz tudo pru meio*/
    box-shadow: 3px 3px 10  px rgba(0, 0, 0, 0.425);
}
footer {
    color: white;
    text-align: center;
    font-size: italic;
}

.content {
    margin: 10px;
}

.content-text {
    display: flex;

}

.parag {
    flex: 1;
    margin: 10px;
}

.content-text .cx {
    flex:5
}