.container {
    display: flex;
    justify-content: center;
    align-items: center;
    left: 0px;
    top: 0px;
    width: 100%;
    height: 100%;
    flex-direction: column;
}
.log {
    font-size: 20px;
    text-align: center;
    width: 100%;
    height: 500px;
}

.btn {
    margin-top:20px;
    width: 300px;
    height: 100px;
    border-width:5px;
}