*, html, body {
    font-family: Arial, Helvetica, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

a {
    text-decoration: none;
    color: #339696;
}

a:hover {
    transition: .8s;
    color: #81d4d4;
}

.container { 
    background-color: #e8e8e8;
    width: 50%;
    border-radius: 30px;
    padding: 50px;
    text-align: center;
}

.center-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.container-header {
    font-size: 23px;
    margin-bottom: 35px;
    margin-top: 15px;
}

.container-body {
    font-size: 20px;
    margin: 0px 30px 30px 30px; 
}

.fa {
    font-size: 35px;
    margin: 15px 20px;
}

.margin-halfway {
    display: flex;
    height: 100vh;
    flex-direction: column;
    margin-top: auto;
}

.footer {
    position: absolute;
    bottom: 0;
    margin-bottom: 50px;
    font-size: 13px;
    color: #595959;
}

@media screen and (max-width: 600px) {
    *, html, body {
        background-color: #e8e8e8;
    }

    .container {
        width: 100%;
        height: 100%;
        border-radius: 0;
        margin-top: 30%;
    }
}