html {
    height: 100%;
}

body {
    margin: 0;
    padding: 0;
    height: 100%;
    background: #ecf0f3 !important;
    display: flex;
    justify-content: center;
    align-items: center;
}

#root {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.join-form {
    position: relative;
    width: 350px;
    height: 500px;
    border-radius: 20px;
    padding: 40px;
    box-sizing: border-box;
    background: #ecf0f3;
    box-shadow: 14px 14px 20px #cbced1, -14px -14px 20px white;
    text-align: center;
}

.join-form .brand-logo {
    height: 100px;
    width: 100px;
    background-image: url('../image/rui-logo.png');
    background-size: 80% auto;
    background-repeat: no-repeat;
    background-position: center center;
    margin: auto;
    border-radius: 50%;
    box-sizing: border-box;
    box-shadow: 7px 7px 10px #cbced1, -7px -7px 10px white;
}

.join-form .brand-title {
    margin-top: 10px;
    font-weight: 900;
    font-size: 1.8rem;
    color: #52A256;
    letter-spacing: 1px;
    height: 45px;
}

.join-form .inputs {
    text-align: left;
    margin-top: 30px;
}

.join-form label, .join-form input, .join-form button {
    display: block;
    width: 92%;
    padding: 0;
    margin: 10px;
    border: none;
    outline: none;
    box-sizing: border-box;
}

.join-form .conf-id {
    font-size: 1rem;
    font-weight: 900;
    height: 30px;
    color: gray;
    margin: 5px;
}

.join-form label:nth-of-type(2) {
    margin-top: 12px;
}

.join-form input::placeholder {
    color: gray;
}

.join-form .inputs input {
    background: #ecf0f3;
    padding: 10px;
    padding-left: 20px;
    height: 50px;
    font-size: 14px;
    border-radius: 50px;
    box-shadow: inset 6px 6px 6px #cbced1, inset -6px -6px 6px white;
}

.join-form .inputs button {
    margin-top: 20px;
    background: #52A256;
    height: 40px;
    border-radius: 20px;
    color: white;
    cursor: pointer;
    font-weight: 900;
    box-shadow: 6px 6px 6px #cbced1, -6px -6px 6px white;
    transition: 0.5s;
}

.join-form button:hover {
    box-shadow: none;
}

.join-form a {
    position: absolute;
    font-size: 8px;
    bottom: 4px;
    right: 4px;
    text-decoration: none;
    color: black;
    background: yellow;
    border-radius: 10px;
    padding: 2px;
}


.rui-copyright {
    width: 500px;
    height: 30px;
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: darkgray;
    font-size: 12px;
    font-weight: 800;
    z-index: -1;
}