@font-face {
    font-family: "Roboto Condensed";
    src: url("fonts/RobotoCondensed-Medium.ttf");
    font-weight: normal;
    font-style: normal;
}

@font-face {
    font-family: "Roboto Condensed";
    src: url("fonts/RobotoCondensed-Black.ttf");
    font-weight: bold;
    font-style: normal;
}

@font-face {
    font-family: "Schoolbell";
    src: url("fonts/Schoolbell-Regular.ttf");
    font-weight: normal;
    font-style: normal;
}

body {
    background-color: #3f4f80;
    color: white;
    font-family: "Roboto Condensed", sans-serif;
    text-align: center;
    margin: 0;
}

.target {
    font-size: 64px;
    font-weight: bold;
    text-shadow: black 1px 1px;
    background-color: #040eae;
    padding: 0 10px;
    display: inline-block;
    border: 8px solid #29487e;
    margin: 0;
}

.game-container {
    background-color: #5992bd;
    padding: 2px 0 10px;
    margin-top: 5px;
    width: 416px;
    max-width: 90%;
    display: inline-block;
}

.number-container {
    font-size: 0;
    margin-top: 2px;
}

.number {
    font-size: 32px;
    width: 48px;
    background-color: #2d4e89;
    padding: 0 2px;
    display: inline-block;
    border: 2px solid #3776a5;
    border-top: 4px solid black;
    text-shadow: black 1px 1px;
    text-align: center;
}

.solution-container {
    background-color: whitesmoke;
    background-size: 32px 32px;
    background-image:
        linear-gradient(to right, lightgrey 1px, transparent 1px),
        linear-gradient(to bottom, lightgrey 1px, transparent 1px);
    font-size: 24px;
    font-family: Schoolbell, sans-serif;
    color: black;
    width: 416px;
    max-width: 90%;
    min-height: 246px;
    margin: 5px;
    display: inline-block;
    padding-top: 10px;
}

textarea {
    resize: none;
    border: none;
    outline: none;
    font-size: 24px;
    font-family: Schoolbell, sans-serif;
    color: black;
    width: 396px;
    max-width: 90%;
    min-height: 236px;
    background: transparent;
}

.button {
    font-family: "Roboto Condensed", sans-serif;
    font-size: 16px;
    background-color: #5992bd;
    border: none;
    padding: 8px 16px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    color: white;
    cursor: pointer;
}

.popup {
    width: 416px;
    max-width: 90%;
    margin-top: 5px;
    display: inline-block;
    font-size: 20px;
}

.error {
    background-color: darkred;
}

.flash {
    background-color: darkgreen;
}

.help {
    width: 624px;
    max-width: 90%;
    display: inline-block;
    text-align: left;
}

.center {
    text-align: center;
}

a:link {
    color: white;
    text-decoration: underline;
}

a:visited {
    color: white;
    text-decoration: underline;
}

a:hover {
    color: white;
    text-decoration: underline;
}

a:active {
    color: white;
    text-decoration: underline;
}

.larger {
    font-size: 1.5em;
}

.underline {
    text-decoration: underline;
}