*:focus {
    outline: none;
}

#header {
    padding: 23px;
}

#navContact {
    margin-top: 13%;
    border-top: 1px solid black;
    padding-top: 5%;
}

#navNeedHelp,
#navTools {
    border: 1px solid #fafafa;
    border-radius: 7px;
    background-color: #f0f0f0;
    padding: 0 12px;
    margin-bottom: 6%;
}

#navNeedHelp:hover,
#navTools:hover {
    background-color: #c7c7c7;
}

#container-background {
    background-color: #0071bb;
    background-image: url("../images/hm-decor-4.svg"), linear-gradient(#0071bb, #44c7f4);
    background-repeat: repeat;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    min-height: 100vh;
}

#container {
    background-color: #dee2e6;
    border-radius: 13px;  
}

#content {
    display: none;
    /* display: inline-flex; */
}

#phone-content {
    display: none;
}

#phone {
    margin-top: 15%;
}

#buttons-div {
    width: fit-content;
    padding-top: 8%;
    padding-bottom: 4%;
}

.btn-div {
    margin-bottom: 16%;
}

#ΔΔΠ_Win_Btn,
#i-Books_Win_Btn,
#MP3_Win_Btn,
#e-Tests_Win_Btn,
#Talkin_Pen_Win_Btn,
#MP3_other_Btn,
#e-Tests_other_Btn,
#Talkin_Pen_other_Btn {
    width:100%;
}

#ΔΔΠ_Win,
#i-Books_Win,
#MP3_Win,
#e-Tests_Win,
#Talkin_Pen_Win,
#MP3_other,
#e-Tests_other,
#Talkin_Pen_other,
#hidden {
    display: none;
}

#document {
    padding: 2% 0% 2% 3%;
}

#customer-Info {
    width: fit-content;
    margin-top: 3%;
    float: left;
}

#need-help {
    width: fit-content;
    margin-top: 3%;
    float: right;
}

#errorMessage {
    margin-top: 7%; 
    padding-bottom: 9%;
}

/* Small devices (landscape phones, 576px ) */
@media (max-width: 576px) {
    #container {
        max-width: 958px;
        margin-top: 20%;
    }

    #errorMessage {
        padding-bottom: 17%;
    }
}

/* Small devices (landscape phones, 576px and up) */
@media (min-width: 576px) {
    #container {
        max-width: 958px;
        margin-top: 15%;
    }
    
    #errorMessage {
        padding-bottom: 12%;
    }
}

/* Medium devices (tablets, 768px and up) */
@media (min-width: 768px) {
    #container {
        max-width: 1000px;
        margin-top: 14%;
    }
}

/* Large devices (desktops, 992px and up) */
@media (min-width: 992px) {
    #container {
        max-width: 1000px;
        margin-top: 13%;
    }
}

/* X-Large devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {
    #container {
        max-width: 1000px;
        margin-top: 8%;
    }
}