.form-signin {
    max-width: 330px;
    padding: 15px;
}

.form-signin .form-floating:focus-within {
    z-index: 2;
}

.form-signin input[type="email"] {
    margin-bottom: -1px;
    border-bottom-right-radius: 0;
    border-bottom-left-radius: 0;
}

.form-signin input[type="password"] {
    margin-bottom: 10px;
    border-top-left-radius: 0;
    border-top-right-radius: 0;
}

#box-png {
    width: 88px;
    height: 88px;
}

.loginForm {
    border-radius: 8px 8px 8px 8px;
    background-attachment: fixed;
    background-color: #ffffff;
    width: 400px;
    height: 600px;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 20;
}

.registerForm {
    border-radius: 8px 8px 8px 8px;
    background-attachment: fixed;
    background-color: #ffffff;
    width: 400px;
    height: 700px;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 20;
}

.form-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 200px; /* 设置高度以保持居中对齐的效果 */
}

.form-center-50 {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 50px; /* 设置高度以保持居中对齐的效果 */
}

.form-center-20 {
    display: flex;
    margin: 20px 0; /* 上方和下方各添加 20 像素的间距 */
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 20px; /* 设置高度以保持居中对齐的效果 */
}

.form-floating label {
    text-indent: 50px;
}

.w-80p {
    width: 80%;
    margin: auto;
}

.errorMsg {
    position: absolute;
    margin: 180px 20px 5px 40px;
    color: #ff0000;
}