* {
    font-family: "Open Sans", sans-serif;
    font-optical-sizing: auto;
    font-weight: weight;
    font-style: normal;
    font-variation-settings: "wdth" 100;
    color: #1a2f51;
}

body {
    margin: 0;
    padding: 0;
    text-align: center;
    background-image: url('pesah.jpeg');
    background-repeat: no-repeat;
    background-size: cover;
}

#main-container {
    max-width: 800px;
    height: 1150px;
    margin: 60px auto;
    padding: 40px;
    background-color: rgba(255, 255, 255, 0.5);
    border: #1a2f51 solid 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.6);
}

#logo {
    width: 100%;
}

#card-number-input {
    width: 60%;
    height: 60px;
    margin: 80px 40px;
    padding: 10px;
    border: none;
    border-radius: 18px;
    font-size: 52px;
    font-weight: bold;
    text-align: center;

}

.key {
    display: inline-block;
    width: 100px;
    height: 100px;
    margin: 10px;
    padding: 10px;
    font-size: 30px;
    border: none;
    border-radius: 50%;
    background-color: #1a2f51;
    cursor: pointer;
    color: white;
}

#send-button {
    background-color: #2ecc71;
}

#delete-button {
    background-color: #e74c3c;
}

#footer-container {
    display: flex;
    justify-content: space-between;
    margin: 130px 20px 20px 20px;
    font-size: 26px;
}

a {
    text-decoration: none;
}

.info-div-button {
    padding: 18px;
    border: 2px solid #1a2f51;
    border-radius: 20px;
    cursor: pointer;
}

#header-container {
    font-size: 40px;
}

#details-container {
    font-size: 30px;
    background-color: white;
    border-radius: 26px;
    padding: 18px;
    width: 500px;
    display: inline-block;
}

#enter-button {
    background-color: #2ecc71;
    width: 530px;
    border-radius: 26px;
    margin: 40px;
}

#not-ok-button {
    background-color: #e74c3c;
    width: 530px;
    border-radius: 26px;
    margin: 40px;
}

#back-button {
    background-color: #1a2f51;
    width: 530px;
    border-radius: 26px;
    margin: 40px;
}

.problem {
    background-color: black;
}

/* .key:active {
    transform: translateY(8px);
}

.info-div-button:active {
    transform: translateY(8px);
} */


@media (max-width: 414px) {
    #main-container {
        max-width: 300px;
        height: 650px;
        margin: 26px auto;
        padding: 8px;
    }

    #card-number-input {
        height: 50px;
        margin: 20px 10px;
        width: 88%;
        padding: 3px;
        font-size: 30px;
        border-radius: 9px;
    }

    .key {
        width: 70px;
        height: 70px;
        margin: 10px;
        padding: 2px;
        font-size: 26px;
        transition: background-color 0.3s ease;
    }

    #footer-container {
        margin: 40px 20px 20px 20px;
        font-size: 15px;
    }

    .info-div-button {
        padding: 6px;
        border: 1px solid #1a2f51;
        border-radius: 10px;
    }

    #header-container {
        font-size: 15px;
    }

    #details-container {
        font-size: 15px;
        border-radius: 16px;
        padding: 10px;
        width: 260px;
    }

    #enter-button, #not-ok-button, #back-button {
        width: 280px;
        border-radius: 16px;
        margin: 20px 0px;
        font-size: 30px;
    }
}