body {
    background: linear-gradient(135deg, #1e3c72, #2a5298); 
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.login-container {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.2);
    width: 350px;
    text-align: center;
}

.login-container h2 {
    font-size: 24px;
    margin-bottom: 20px;
}

.input-group {
    margin-bottom: 15px;
    position: relative;
}

.input-group input {
    width: 100%;
    padding: 12px;
    padding-left: 40px;
    border: 1px solid #ccc;
    border-radius: 8px;
    transition: border 0.3s ease-in-out;
}

.input-group input:focus {
    border-color: #2a5298;
    outline: none;
    box-shadow: 0 0 5px rgba(42, 82, 152, 0.5);
}

.input-group .icon {
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 16px;
    color: #555;
}

button {
    width: 100%;
    background: #2a5298;
    color: white;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s;
}

button:hover {
    background: #1e3c72;
}

.input-group > :not(:first-child):not(.dropdown-menu):not(.valid-tooltip):not(.valid-feedback):not(.invalid-tooltip):not(.invalid-feedback){border-radius:8px !important;}