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

.number-container {
    width: 90vw;
    height: 90vh;
    position: absolute;
    left: 5vw;
    top: 5vh;
    text-align: center;
    margin: 0;
    padding: 0;
}

.settings-cog {
    position: absolute;
    width: 20px;
    height: 20px;
    bottom: 5px;
    right: 5px;
    text-align: center;
    cursor: pointer;
}

.settings-modal {
    display: none;
    position: fixed;
    top: 50px;
    width: 400px;
    left: calc(50% - 200px);
    border: 1px solid black;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    border-radius: 5px;
    background-color: white;
    padding: 15px;
    z-index: 10;
}

.settings-modal,
.settings-modal h1,
.settings-modal p,
.settings-modal button,
.settings-modal input,
.settings-modal select {
    font-family: Arial, sans-serif;
}


.settings-modal.show {
    display: block;
}