body {
    background: linear-gradient(to right, #787879, #a5a8aa);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    width:100%;
    background: rgb(245, 238, 238);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}


.left-side {
    background: url('/logo/bk_img.jpg') no-repeat center center;
    background-size: cover;
    min-height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    color: white;
    font-size: 2rem;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.right-side {
    padding: 40px;
}

.social-button {
    border: none;
    background: rgb(228, 227, 227);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    transition: 0.3s;
}

.social-button img {
    width: 25px;
}

.social-button:hover {
    transform: scale(1.1);
}

.btn-primary {
    background: linear-gradient(to right, #141E30, #243B55);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(to right, #243B55, #141E30);
}

.divider {
    text-align: center;
    margin: 20px 0;
    position: relative;
}

.divider::before, .divider::after {
    content: "";
    display: block;
    width: 45%;
    height: 1px;
    background: #ccc;
    position: absolute;
    top: 50%;
}

.divider::before { left: 0; }
.divider::after { right: 0; }