body {
    background-image: url('../images/football-image.jpg');
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    background-attachment: fixed;
}

.card {
    background-color: rgba(255, 255, 255, 0.9);
}

.requirement {
    color: gray;
}
.requirement.met {
    color: green;
}
#alert-message-invalid-email {
    display: none;
}
#alert-message-different-passwords {
    display: none;
}
#alert-message-password-complexity {
    display: none;
}
#alert-message-duplicate-email {
    display: none;
}
.password-container {
    position: relative;
}
.toggle-password {
    position: absolute;
    top: 50%;
    right: 10px;
    transform: translateY(-50%);
    cursor: pointer;
}