body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    padding: 20px;
    color: #333;
}

.grid-container {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    grid-template-rows: auto;
    grid-template-areas: 
        "menu timer startzeit";
}

.menu {
    grid-area: menu;
    text-align: center;
}

.menu-image {
    width: 50px;
    height: 50px;
    cursor: pointer;
}

.timer {
    grid-area: timer;
    text-align: center;
    font-size: 3em;
    border: 2px solid #444;
    padding: 20px;
    margin: 20px;
    border-radius: 10px;
    position: relative;
    display: none;
    background-color: #aaa;
}

.fullscreen-image {
    top: 10px;
    right: 10px;
    width: 32px;
    height: 32px;
    cursor: pointer;
    z-index: 9999;
    margin-bottom: 1.6%;
}

.startzeit {
    grid-area: startzeit;
}

.popup {
    display: none;
    position: fixed;
    z-index: 1;
    padding-top: 100px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgb(0,0,0);
    background-color: rgba(0,0,0,0.4);
}

.popup-content {
    background-color: #fefefe;
    margin: auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
}

.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}

.ergebnis {
    text-align: center;
}



.InnerProgressBar {
    width: 0%;
    height: 100%;
    background-color: #4caf50;
    transition: width 1s ease-in-out;
    border-radius: 5px;
}
.logo-image{
    height: 50px;
    border-radius: 50%;
}

/* Responsive Design */
@media screen and (max-width: 700px) {
    .grid-container {
        grid-template-columns: 1fr 1fr;
        grid-template-areas: 
            "menu startzeit"
            "timer timer";
    }
    .fullscreen-image{
        display: none;
    }
}
#progress-bar {
    width: 100%;
    height: 20px;
    background-color: #ddd;
    border-radius: 5px;
}