.container {
    display: flex;
    justify-content: center;
}

.child {
    margin: 0 auto;
}

.btn {
    background-image: linear-gradient(to right, rgba(255, 0, 0, 0), rgb(97 120 245));
    border: white;
    border-radius: 15px;
    font-size: xx-large;
    padding: 10px;
    cursor: pointer;
    color: #163587;
}