.container {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    width: 70%;
    padding: 30px;
    margin: 0 auto;
}

h1 {
    color: #2c3e50;
    text-align: center;
    margin-bottom: 20px;
    font-size: 28px;
}

h2 {
    color: #3498db;
    text-align: center;
    margin-bottom: 25px;
    font-size: 22px;
}

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

input, select{
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    transition: all 0.3s;
}

input:focus, select:focus {
    border-color: #3498db;
    outline: none;
    box-shadow: 0 0 5px rgba(52, 152, 219, 0.5);
}

.phone-group {
    display: flex;
    gap: 10px;
}

.phone-group select {
    width: 100px;
}

.checkbox-group {
    display: flex;
    align-items: center;
}

.checkbox-group input {
    width: auto;
    margin-right: 10px;
}

.checkbox-group label {
    font-size: 14px;
    color: #555;
}

button {
    background-color: #3498db;
    color: white;
    border: none;
    cursor: pointer;
    font-weight: bold;
    margin-top: 10px;
}

button:hover {
    background-color: #2980b9;
}

.login-btn {
    background-color: #2ecc71;
    border-radius: 1000px;
    padding: 7px 15px;
}

.login-btn:hover {
    background-color: #27ae60;
}

.register-btn {
    background-color: #e74c3c;
    border-radius: 1000px;
    padding: 7px 15px;
}

.register-btn:hover {
    background-color: #c0392b;
}

.captcha-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.captcha-display {
    background-color: #f1f1f1;
    padding: 10px 15px;
    border-radius: 5px;
    font-weight: bold;
    letter-spacing: 2px;
    user-select: none;
}

.refresh-captcha {
    width: auto;
    padding: 10px;
    background-color: #95a5a6;
}

.refresh-captcha:hover {
    background-color: #7f8c8d;
}

.resend-verification {
    margin-top: 30px;
    text-align: center;
}

.resend-btn {
    background: none;
    color: #3498db;
    border: 1px solid #3498db;
    border-radius: 1000px   ;
    padding: 10px 15px;
    width: auto;
    display: inline-block;
}

.resend-btn:hover {
    background-color: #3498db;
    color: white;
}

/* Responsive adjustments */
@media (max-width: 600px) {
    .container {
        padding: 20px;
    }
    
    .phone-group {
        flex-direction: column;
    }
    
    .phone-group select {
        width: 100%;
    }
    .resend-btn{
        width: 200px;
        font-size: 14px;
        text-wrap: wrap;
    }
}