body,
html {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: Arial, sans-serif;
}

.container {
    width: 100%;
    min-height: 100%;
    background-image: url('../images/BG.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    flex-direction: column;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    background-color: rgba(0, 0, 0, 0);
}


.logo {
    width: auto;
    height: auto;
}

.btn {
    padding: 0 20px;
    background-color: rgba(255, 255, 255, 0);
    border-radius: 50px;
    border: 1px solid #ccc;
    color: #CCC;
    font-family: "Noto Sans TC Light";
    font-size: 24px;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn:hover {
    border: 1px solid #fff;
    color: #fff;
}

.content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    padding: 20px;
}

.left-section {
    width: 100%;
    text-align: center;
}

.left-section h1 {
    color: #FFF;
    text-shadow: 0px 4px 4px rgba(0, 0, 0, 0.25);
    -webkit-text-stroke-width: 1px;
    -webkit-text-stroke-color: #C69C6D;
    font-family: "Noto Sans TC Bold";
    font-size: 8vw;
    font-weight: 700;
    letter-spacing: 1.8vw;
}

.left-section h4 {
    color: #FFF;
    font-family: Wind;
    font-size: 4vw;
    font-weight: 400;
    letter-spacing: 1vw;
    margin-top: 10px;
}

.right-section {
    width: 100%;
    max-width: 600px;
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: 10px;
    padding: 20px;
    margin-top: 20px;
}

.registration-form {
    width: 95%;
    padding: 0 20px;
}

.registration-form h2 {
    margin-bottom: 20px;
    color: #000;
    font-family: "Plus Jakarta Sans";
    font-size: 6vw;
    font-weight: 600;
}

.registration-form p {
    color: #000;
    font-family: "Plus Jakarta Sans";
    font-size: 4vw;
    font-weight: 400;
}

.registration-form label {
    color: #000;
}
.registration-form span {
    text-align: center;
    color: #fff;
    margin: 5px 48%;
}

.form-input,
.form-select {
    width: 100%;
    padding: 10px;
    margin-bottom: 20px;
    font-size: 16px;
    border-radius: 10px;
    border: 1px solid #EAEAEA;
    background: #FFF;
    box-sizing: border-box;
}

.form-submit {
    width: 100%;
    padding: 10px;
    color: white;
    font-size: 18px;
    border-radius: 10px;
    border: 1px solid #EAEAEA;
    background: #C69C6D;
    box-shadow: 0px 10px 40px 0px rgba(174, 174, 174, 0.20);
    transition: transform 0.3s, box-shadow 0.3s;
    margin-bottom: 20px;
    text-decoration: none;
    box-sizing: border-box;
}

.form-submit:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.login-link {
    text-align: center;
    font-size: 14px;
    color: #333;
    font-family: "Plus Jakarta Sans";
    font-weight: 400;
}

.login-link a {
    color: #C69C6D;
    text-decoration: none;
    font-family: "Noto Sans TC Bold";
    font-weight: 700;
}

@media (min-width: 768px) {
/*
    .container {
        flex-direction: row;
    }

    .content {
        flex-direction: row;
    }
*/
    .left-section, .right-section {
        width: 50%;
    }

    .left-section h1 {
        font-size: 5vw;
        letter-spacing: 1.2vw;
    }

    .left-section h4 {
        font-size: 2vw;
        letter-spacing: 0.5vw;
    }

    .registration-form h2 {
        font-size: 3vw;
    }

    .registration-form p {
        font-size: 2vw;
    }
}