html, body {
    height: 100%;
    margin: 0%;
}
.close_site {
    margin: 0%;
    background-color: lightgrey;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 5%;
}
.close_site .container {
    max-width: 700px;
    background-color: lightgrey;
    border: 2px solid #grey;
    padding: 50px;
    margin: 0 auto;
    text-align: center;
    box-shadow: 0 0 15px #000;
}

.close_site .container p {
    line-height: 25px;
    font-size: 18px;
}
.close_site .container a {
    color: #F57C2B;
}