.cont_center {
            font-family: Arial, sans-serif;
            background-color: #f4f4f4;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 80vh;
            margin: 0;
        }

        .container10 {
            background-color: #fff;
            padding: 25px;
            border-radius: 8px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
            width: 341px;
        }

        h2 {
            /* text-align: center; */
            margin-bottom: 20px;
        }

        .form-group20 {
            margin-bottom: 20px;
        }

        label {
            display: block;
            margin-bottom: 5px;
        }

        input[type="text"],
        input[type="password"],
         input[type="email"] {
            width: 100%;
            padding: 8px;
            box-sizing: border-box;
            border: 1px solid #c0c4cc;
            border-radius: 4px;
        }

        button {
            width: 100%;
            padding: 8px;
            background-color: #ed5736;
            color: #fff;
            border: none;
            border-radius: 4px;
            cursor: pointer;
        }

        button:hover {
            background-color: #ff2f00;
        }

        #getVerificationCode {
            background-color: #fff;
            border: 1px solid #c0c4cc;
            margin-left: 10px;
            color: #c0c4cc;
        }

        #getVerificationCode:hover {
            background-color: #fff;
            border: 1px solid #2196F3;
        }

        input:focus {
            border: 1px solid #2196F3;
            outline: none;
            /* 移除默认的焦点轮廓，如果你不需要它的话 */
            border-radius: 4px;
        }
        
        .register-tabs {
    display: flex;
    margin-bottom: 20px;
    border-bottom: 1px solid #ddd;
}
 
.tab-btn {
    padding: 10px 20px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 16px;
    color: #555;
    outline: none;
}
 
.tab-btn.active {
    color: #007BFF;
    border-bottom: 2px solid #007BFF;
    font-weight: bold;
}
.tab-btn:hover{
    background-color: #fff;
    color: #007BFF;
}
 
.register-form {
    transition: opacity 0.3s;
}