* {
    padding: 0;
    margin: 0;
    text-decoration: none;
    outline: none;
    letter-spacing: 1.1px;
    box-sizing: border-box;
}

*::before,
*::after {
    box-sizing: border-box;
}

body , html {
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    width: 100%;
    height: 100%;
    background: #3D343E;
    line-height:1.5;
}
/* svg-icon */
.svg-icon {
    width: 1em;
    height: 1em;
    position: relative;
    top: 3px;
    opacity: 1 !important;
    pointer-events: none;
}

.svg-icon path,
.svg-icon polygon,
.svg-icon rect {
    fill: #fff;
    opacity: 1 !important;
}

.svg-icon circle {
    stroke: #fff;
    stroke-width: 1;
    opacity: 1 !important;
}
/* svg-icon */

/* classes */ 
.pointer-events-none {
    pointer-events: none;
}

.pointer-events-auto {
    pointer-events: auto;
}

.disable {
    visibility: hidden;
    opacity: 0;
    position: relative;
}

.enable {
    visibility: visible;
    opacity: 1;
    position: relative;
}
/* classes */ 

#app {
    max-width: 700px;
    height: 100%;
    display: table;
    margin: 0 auto;
    text-align: center;
}

.container {
    max-width: 100%;
    margin: 0 auto;
    display: table-cell;
    vertical-align: middle;
    padding: 0 10px;
}

header {
    margin-bottom: 40px;
    padding: 0 10px;
    margin-top: 20px;
}

section {
    margin-bottom: 20px;
}

header .title {
    font-size: 2.5em;
    font-weight: 700;
    color: #fff;
    margin: 0 auto;
    display: inline-block;
    text-align: center;
}

header .description {
    font-size: 0.8em;
    margin-top: -5px;
    color: #ccc;
    margin-left: auto;
    margin-right: auto;
    display: block;
    text-align: center;
}

/* twitter-github-buttons */
.twitter-github-buttons-wrapper {
    display: block;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 20px;
    padding: 0 10px;
    height: 60px;
    line-height: 60px;
    text-align: center;
}

.github-button {
    margin-right: 10px;
}

.github-button,
.twitter-share-button {
    background: #435761;
    padding: 10px 25px;
    font-size: 1.4em;
    color: #fff;
    border-radius: 4px;
    outline: none;
    border: none;
    cursor: pointer;
    margin-top: 30px;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -ms-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}
.github-button img,
.twitter-share-button img {
    position:relative;
    top:4px;
}

.github-button:hover,
.twitter-share-button:hover {
    background: #614357;
}
/* twitter-github-buttons */

.start-playing-text-wrapper {
    color: #ddd;
    text-align: center;
}

.start-playing-text-wrapper p {
    font-size: 1em;
}

.start-game-buttons-wrapper {
    text-align: center;
    margin-top: 0px;
    padding: 0 10px;
}

.start-game-buttons-wrapper button {
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    background: #42716d;
    margin-top: 10px;
    color: #fff;
    border-radius: 4px;
    margin-right: 5px;
    padding: 6px 12px;
    font-size: 1em;
    border: none;
    outline: none;
    cursor: pointer;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -ms-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.start-game-buttons-wrapper button:last-child {
    margin-right: 0px;
}

.start-game-buttons-wrapper button:hover {
    background: #435761;
}

.start-game-buttons-wrapper button:disabled {
    background: #435761;
    pointer-events: none;
}

@media screen and (max-width: 600px) {
    .start-game-buttons-wrapper button {
        margin-top: 0.5em;
        display: block;
        width: 12em;
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }

    .start-game-buttons-wrapper button:last-child {
        margin-right: auto;
    }
}
/* tooltip */
.topic {
    position: relative;
}

.topic:after {
    opacity: 0;
}

.topic:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    top: 50%;
    left: 50%;
    width: 70%;
    margin-top: 30px;
    text-align: center;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.2);
    color: #fff;
    padding: 3px 6px;
    border-radius: 4px;
    font-size: 0.7em;
    opacity: 1;
}

@media screen and (max-width: 600px) {
    .topic {
        position: relative;
    }

    .topic:after {
        opacity: 0;
    }

    .topic:hover::after {
        display: none;
    }
}
/* tooltip */

/* game levels */
.game-levels-wrapper {
    margin-top: 20px;
    margin-bottom: 10px;
}

@media screen and (max-width: 600px) {
  .game-levels-wrapper {
     margin-bottom: 20px;
  }
}

.game-levels-wrapper button {
    font-family: 'Nunito', sans-serif;
    opacity: 0.5;
    background: rgba(134, 83, 86, 0.5);
    color: #fff;
    border-radius: 4px;
    border: none;
    outline: none;
    cursor: pointer;
    font-size: 1em;
    padding: 3px 6px;
    margin-right: 0.2em;
    -webkit-transition: all 0.3s ease;
    -moz-transition: all 0.3s ease;
    -ms-transition: all 0.3s ease;
    -o-transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.game-levels-wrapper button:last-child {
    margin-right: 0;
}

.game-levels-wrapper button:hover {
    background: rgba(134, 83, 86, 0.5);
}

.game-levels-wrapper button:disabled {
    opacity: 1;
    background: rgba(134, 83, 86, 1);
}

.displayNone {
    display: none;
}

.topicsSvg {
    position: relative;
    top: 2px;
    fill: #fff;
    width: 1em;
    height: 1em;
}
/* game levels */

/* splitted letters */
.letters-wrapper {
    display: block;
    margin: 20px auto;
    min-height: 50px;
    height: auto;
    padding: 0px 10px;
    border-bottom: 1px solid #607d8b;
    text-align: center;
}

.letter {
    display: inline-block;
    text-align: center;
    padding: 2px 4px;
    margin: 5px 10px;
    font-size: 1.5em;
    width: 1.6em;
    border: none;
    border-bottom: 2px solid #d1d1d1 !important;
    border-radius: 4px;
    text-indent: -99999px;
}

.foundedLetter {
    display: inline-block;
    text-align: center;
    padding: 2px 4px;
    margin: 5px 10px;
    font-size: 1.5em;
    width: 1.6em;
    border: none;
    border-bottom: 2px solid #d1d1d1 !important;
    border-radius: 4px;
    text-indent: -99999px;
    color: #34a99a;
    text-indent: 0;
}
/* splitted letters */

.alphabet-wrapper {
    display: block;
    padding: 5px 10px;
    text-align: center;
}

.alphabetLetters {
    display: inline-block;
    width: 1.4em;
    height: 1.4em;
    line-height: 1.4em;
    font-size: 1.2em;
    padding: 4px 8px;
    border-radius: 4px;
    margin: 3px 3px;
    background: #ddd;
    color: #333;
    cursor: pointer;
    box-sizing: content-box;
    -webkit-transition: all 0.1s ease;
    -moz-transition: all 0.1s ease;
    -ms-transition: all 0.1s ease;
    -o-transition: all 0.1s ease;
    transition: all 0.1s ease;
}

.alphabetLetters:hover {
    background: #607d8b;
    color: #fff;
}

.clickedLetter {
    display: inline-block;
    width: 1.4em;
    height: 1.4em;
    line-height: 1.4em;
    font-size: 1.2em;
    padding: 4px 8px;
    border-radius: 4px;
    margin: 3px 3px;
    background: #ddd;
    cursor: pointer;
    box-sizing: content-box;
    pointer-events: none;
    color: #a9a9a9;
}

/* show-hide loader */
.for-loader {
    position: relative;
}

.hide-svg-loader {
    display: none;
}

.show-svg-loader {
    display: block;
    margin: 0 auto;
    position: absolute;
    left: 50%;
    top: 30%;
    -moz-transform: translateX(-50%) translateY(-50%);
    -webkit-transform: translateX(-50%) translateY(-50%);
    -o-transform: translateX(-50%) translateY(-50%);
    -ms-transform: translateX(-50%) translateY(-50%);
    transform: translateX(-50%) translateY(-50%);
    width: 5em;
}
/* show-hide loader */

.lives-words-left-wrapper {
    text-align: center;
    width: 100%;
    font-size: 1em;
}

.lives {
    display: inline-block;
    text-align: center;
    color: #fff;
    margin-top: 5px;
    font-size: 1em;
    padding-right: 10px;
    margin-right: 10px;
    border-right: 1px solid rgba(0,0,0,0.1);
}

.words-left {
    display: inline-block;
    text-align: center;
    color: #fff;
    margin-top: 5px;
    font-size: 1em;
}

.score {
    color: #fff;
    font-size: 1em;
    display: block;
    margin: 20px auto;
}

@media screen and (max-width: 500px) {
    .lives  , .words-left {
        display: block;
    }

    .lives {
        padding-right: 0;
        margin-right: 0;
    }
}
/* modal  */
.modal {
    width: 300px;
    height: 150px;
    position: absolute;
    top: 50%;
    left: 50%;
    -moz-transform: translateX(-50%) translateY(-50%);
    -webkit-transform: translateX(-50%) translateY(-50%);
    -o-transform: translateX(-50%) translateY(-50%);
    -ms-transform: translateX(-50%) translateY(-50%);
    transform: translateX(-50%) translateY(-50%);
    text-align: center;
    background: rgba(0, 0, 0, 0.3);
    color: #fff;
    border: 4px solid #435761;
    border-radius: 4px;
    display: table;
    z-index: 999;
    opacity: 1 !important;
    visibility: visible !important;
}

.modal section {
    display: table-cell;
    vertical-align: middle;
    opacity: 1 !important;
    visibility: visible !important;
}

.modal h3 {
    font-size: 1.2em;
    margin-bottom: 0.5em;
    opacity: 1 !important;
    visibility: visible !important;
}

.modal p {
    font-size: 1em;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
}

.close-modal {
    position: absolute;
    right: -9px;
    top: -9px;
    font-size: 1em;
    padding: 3px 7px;
    border-radius: 100%;
    background: rgba(255, 0, 0, 0.4);
    cursor: pointer;
    opacity: 1 !important;
    visibility: visible !important;
}

.modalHide {
    display: none;
}

.gameOver *:not(.modal) {
    opacity: 0.3;
    pointer-events: none;
}
/* modal  */

/*footer*/
footer {
    border-top: 1px solid rgba(0,0,0,0.1);
    height: 30px;
    line-height: 30px;
    font-size: 0.6em;
    color: #ccc;
    padding: 0 10px;
    text-align: center;
    width: 100%;
    display: table;
    letter-spacing: 1px;
}

footer p {
    display: table-cell;
    width: 33.333%
}

footer .copyright {
    text-align: left;
}

footer .copyright a {
    color: #ccc;
}

footer .copyright a:hover {
    text-decoration: underline;
}

footer .built-with {
    text-align: right;
}

footer .react-logo {
    position: relative;
    top: 3px;
    width: 1.6em;
    height: 1.6em;
}

@media screen and (max-width: 500px) {
    footer {
        display: block;
        height: auto;
    }

    footer p {
        display: block;
        width: 100%;
        height: 2.2em;
        line-height: 30px;
    }

    footer .copyright {
        text-align: center;
    }

    footer .built-with {
        text-align: center;
        margin-bottom: 0.5em;
    }
}

.heart {
    color: #ac4b56;
}
/*footer*/