body
{
    margin: 0;
    padding: 0;
    background-image: url(background.jpg);
    font-size: 16px;
    color: #777;
    font-family: sans-serif;
    font-weight: 300;
}
.right-box
{
    position: absolute;
    top: 15%;
    left: 40%;
    box-sizing: border-box;
    padding: 40px;
    width: 500px;
    height: 600px;
    background-size: cover;
    background: rgba(239, 239, 239, 0.75) center;
}
.right-box .signinwith
{
    display: block;
    margin-bottom: 30px;
    font-size: 30px;
    color: #000000;
    text-align: center;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.6);
}

button.social
{
    margin-bottom: 20px;
    width: 320px;
    height: 56px;
    border: none;
    border-radius: 15px;
    color: #fff;
    font-family: sans-serif;
    font-weight: 500;
    transition: 0.2s ease;
    cursor: pointer;
}

.facebook
{
    position: absolute;
    top: 220px;
    left: 100px;
    background: #32508e;
}
.twitter
{
    position: absolute;
    top: 300px;
    left: 100px;
    background: #55acee;
}
.google
{
    position: absolute;
    top: 380px;
    left: 100px;
    background: #dd4b39;
}