html, 
body {
    margin: 0px;
    height: 100%;
}

#particles-js {
    height: 100%;
    width: 100%;
    position: fixed;
    z-index: -100;
}

.sticky_header {
    position: fixed;
    top: 0;
    width: 75%;
    left: 50%;
    transform: translateX(-50%);
    padding: 7px;
    z-index: 999;
    background-color: white;
    display: flex; /* Add flexbox */
    /*justify-content: center; /* Horizontally center elements */
    align-items: center; /* Vertically center elements */
    height: 53px; /* Adjust the height as needed */
    /*line-height: 53px; /* Set line height equal to the height */
}

.defaultBtn {
    background-color: darkblue;
    border: none;
    color: white;
    padding: 16px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin: 4px 2px;
    transition-duration: 0.4s;
    cursor: pointer;
    border: 2px solid darkblue;
}

button:disabled,
button[disabled]{
  border: 1px solid #999999;
  background-color: #cccccc;
  color: #666666;
  pointer-events:none;
}

.defaultBtn:hover {
    background-color: white;
    color: black;
}

.header_element {
    padding: 12px;
    /*display: inline;*/
    align-content: center;
}

.vl {
    border-left: 1px solid #002e5d80;
    display: inline-block;
}

.header_icon {
    width: 36px;
    height: 36px;
    overflow: hidden;
    display: inline-block;
    padding-top: 3px;
    padding-right: 10px;
    padding-left: 6px;
    padding-bottom: 0px;
}

#header_icon_img {
    width: 100%; /* or any custom size */
    height: 100%; 
    object-fit: contain;
}

a:link { 
    text-decoration: none; 
} 
a:visited { 
    text-decoration: none; 
} 
a:hover { 
    text-decoration: none; 
} 
a:active { 
    text-decoration: none; 
}

.default_text {
    font-family: Comfortaa,cursive;
    font-style: normal;
    font-weight: 300;
    color: black;
    vertical-align: middle;
}

.bolder_text {
    font-weight: 700;
}

.bigger_text {
    font-size: xx-large;
}

.last_element {
    margin-left: auto;
}

#login_img {
    width: 20px;
    height: 20px;
    vertical-align: middle;
    padding-left: 10px;
}

#lk_element {
    line-height: 40px;
}

/* universal style */
.black_blue {
    /*background-color: rgba(0,0,0,0.9);*/
    border: 4px solid darkblue;
    border-radius: 0px 0px 7px 7px;
    border-top: 0px;
}

.centered_horizontally {
    margin: auto;
    text-align: center;
    align-items: center;
    display: block;
}

#debitCardImg {
    margin-top: 50px;
    margin-bottom: 25px;
    width: 500px;
    height: auto;
    object-fit: contain;
}

.top_margin {
    margin-top: 20px;
}

.big_margin {
    margin: 20px;
}

.flexBox {
    display: flex;
    align-items: center; /* Vertically center elements */
    /*flex-wrap: wrap;*/
    flex-direction: row;
    justify-content: stretch;
}

.pro {
    flex-grow: 1;
    padding: 5px;
    margin: 5px;
    padding-bottom: 25px;
    outline: 2px solid darkblue;
    background-color: #003b5d20;
    align-self: stretch;
    min-width: 0;

    overflow-wrap: break-word;
    flex-basis: 500px;
}

#restContent {
    outline: 2px solid darkblue;
    position: absolute;
    width: 80%;
    top: 10%;
    left: 10%;
    background-color: #fffffff0;
    padding: 5px;
    padding-top: 20px;

    margin: 0px;
}

.alertBox {
    position: absolute;
    top: 100%;
    transform: translate(0%, -100%);
    width: 100%;
    box-sizing: border-box;
    padding: 20px;
    background-color: #f44336;
    color: white;
    opacity: 0;
}

.hiddenAlertBox {
    animation: fadeOut 0.5s ease-out;
    animation-fill-mode: forwards;
}

.shownAlertBox {
    animation: fadeInFromNone 0.5s ease-out;
    animation-fill-mode: forwards;
}

@keyframes fadeInFromNone {
    0% {
        display: none;
        opacity: 0;
    }

    1% {
        display: block;
        opacity: 0;
    }

    100% {
        display: block;
        opacity: 1;
    }
}

@keyframes fadeOut {
    0% {
        display: block;
        opacity: 1;
    }

    99% {
        display: block;
        opacity: 0;
    }

    100% {
        display: none;
        opacity: 0;
    }
}

.closebtn {
    margin-left: 15px;
    color: white;
    font-weight: bold;
    float: right;
    font-size: 22px;
    line-height: 20px;
    cursor: pointer;
    transition: 0.3s;
}

@media all and (max-width: 940px) {
    .extended_elements {
      visibility: hidden;
      clear: both;
      float: left;
      display: none;
    }

    .wrapIfNotBig {
        flex-wrap: wrap;
    }

    #debitCardImg {
        margin-top: 50px;
        margin-bottom: 25px;
        width: 100%;
        height: auto;
        object-fit: contain;
    }

    .downsizeIfNotBig {
        font-size: small !important;
        font-weight: 900 !important;
        width: 5ch !important;
        height: 5ch !important;
    }
}

#centerbox {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 4px solid darkblue;
    background-color: white;
    padding: 3%;
    color: black;
    font-family: "Montserrat Medium",cursive;
}