* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body, html {
    font-family: Arial, Helvetica, sans-serif;
    background-image: url("..//images/im.jpg");
    background-attachment: fixed;
    display: flex;
    flex-direction: column; 
    justify-content: center;
    align-items: center;
    height: 100%;
    margin: 0 auto;
}
h1 {
    margin: 0.2rem;
    font-family: monospace;
    font-size: 2.0rem;
}
p {
    font-size: 1rem;
    line-height: 1.5rem;
    font-weight: 100;
    margin: 1.2rem 0;
    letter-spacing: 0.1rem;
}
span {
     font-family: monospace;
    font-size: 1.0rem;
    margin: 1.2rem 0;
}
a {
    color: #333;
    font-size: 1rem;
    text-decoration: none;
}
.container {
    position: relative;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 14px 28px rgba(0, 0, 0, .25), 0 10px 10px rgba(0, 0, 0, .22);
    padding: 0.6rem;
    width: 50rem;
    height: 35rem;
    overflow: hidden;
    max-width: 100vw;
    min-height: 70vh;
}
.form-container form {
    background: #fff;
    display: flex;
    flex-direction: column;
    padding: 0 1.8rem;
    height: 100%;
    justify-content: center;
    align-items: center;
}
.social-container {
    margin: 0.6rem 0;
}
.social-container a {
    border: 1px solid #eee;
    border-radius: 50%;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    margin: 0 5px;
    height: 2.0rem;
    width: 2.0rem;
}
.social-container a:hover {
    opacity: .8;
}
.form-container input {
    width: 100%;
    height: 2.2rem;
    text-indent: 1rem;
    border: 1px solid #ccc;
    border-left: none;
    border-right: none;
    border-top: none;
    outline: none;
    margin: 0.6rem 0;
}
.form-container button:active {
    transform: scale(0.95,0.95);
}
.form-container button {
    padding: 0.4rem 1rem;
    background: #11204f;
    color: white;
    border: 1px solid #fff;
    outline: none;
    cursor: pointer;
    width: 5rem;
    border-radius: 8px;
    transition: all 100ms ease-in;
    margin: 0.6rem 0;
    font-size: 0.6rem;
    padding: 0.5rem 0;
}
button.ghost {
    background: transparent;
    border-color: #f0f2f5;
    border: 1px solid ##080808;
    outline: none;
    cursor: pointer;
    width: 5rem;
    border-radius: 8px;
    transition: all 100ms ease-in;
    margin: 0.6rem 0;
    padding: 0.5rem 0;
    color: white;
    font-size: 0.6rem;
}
button#send_code {
    width: 100%;
}
button.ghost:active {
    transform: scale(0.95,0.95);
}
.form-container {
    position: absolute;
    top: 0;
    height: 100%;
    transition: all 0.5s ease-in;
}
.sign-in-container {
    left: 0;
    width: 50%;
    z-index: 2;
}
.sign-up-container {
    left: 0;
    width: 50%;
    opacity: 0;
    z-index: 1;
}
.overlay {
    background: #11204f;
    width: 200%;
    height: 100%;
    position: relative;
    left: -100%;
    transition: all 0.6s ease-in-out;
    color: white;
}
.overlay-container {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    overflow: hidden;
    transition: all 0.6s ease-in-out;
    z-index: 99;
}
.overlay-panel {
    position: absolute;
    top: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 50%;
    height: 100%;
    padding: 0 2.2rem;
}
.overlay-right {
    right: 0;
}
.container.right-panel-active .overlay-container {
    transform: translateX(-100%);
}
.container.right-panel-active .sign-in-container {
    transform: translateX(100%);
}
.container.right-panel-active .sign-up-container {
    transform: translateX(100%);
    opacity: 1;
    z-index: 5;
    transition: all 0.6s ease-in-out;
}
.container.right-panel-active .overlay {
    transform: translateX(50%);
}
.container.right-panel-active .overlay-left {
    transform: translateX(0);
    transition: all 0.6s ease-in-out;
}
.container.right-panel-active .overlay-right {
    transform: translateX(20%);
    transition: all 0.6s ease-in-out;
}