styles.css

/*
    font-family: 'Life Savers', cursive;
    font-family: 'Abril Fatface', cursive;
*/
@font-face {
  font-family: "Flaticon";
  src: url("./resources/font/Flaticon.eot");
  src: url("./resources/font/Flaticon.eot?#iefix") format("embedded-opentype"),
       url("./resources/font/Flaticon.woff") format("woff"),
       url("./resources/font/Flaticon.ttf") format("truetype"),
       url("./resources/font/Flaticon.svg#Flaticon") format("svg");
  font-weight: normal;
  font-style: normal;
}
html {height: 100%;}
.loading #choose_mode {
    opacity: 0.0;
}
#choose_mode{
    transition: opacity 1s;
}
#loading {
    font-family: "Life Savers";
    /* display:none;*/
    font-size: 2em;
    color:#666;
    top: 40%;
    width: 100%;
    text-align: center;
    height: 0em;
    overflow:hidden;
    transition: height 1s;
}
.loading #loading {
    display: block;
    opacity: 1.0;
    height: 6em;
}
#loading img {
    margin-top:1em;
}
body {
    margin: 0;
    height: 100%;
    padding: 0;
    background-color: #f6f6f6;
    color: #3a3a3a;
    background-image: repeating-linear-gradient(45deg, transparent, transparent 15px, white 15px, white 30px);
    font-family: 'Life Savers';
}
#main {
    max-width:950px;
    font-size: 2vmin;
    height: auto;
    min-height: 100%;
    margin: auto;
    background-color:rgba(243, 243, 239, 0.8);
    padding: 1em 4em 5em 4em;
    box-shadow: 0 0 15px rgba(0, 0, 0, .2);
    text-align: center;
    border: 8px double #e1e1e1;
    box-sizing: border-box;
    overflow-y: auto;
}
#footer {
    text-align: center;
    width: 100%;
    line-height: 1em;
    clear: both;
    position: relative;
    z-index: 10;
    height: 3em;
    margin-top: -2.5em;
    font-size: 2vmin;
}
#title-block {
    border-top: 1px solid #d5d5d5;
    border-bottom: 1px solid #d5d5d5;
    margin-bottom: 2em
}

h1 {
    margin-top: 0px;
    text-align: center;
    font-size:6em;
    line-height: .63em;
    font-family: Abril Fatface;
    margin-bottom: .4em
}

h3 {
    font-family: "Life Savers";
    display: inline-block;
    text-align: left;
    margin-top:.4em;
    margin-bottom: -.63em;
    padding-left: 8.7em;
    font-weight: 700;
    font-size: 1.73em;
    color: #3d745c;
    -webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;

}
.undertuck {
    display:block;
    text-transform: lowercase;
    font-size: .7em;
    color: #444;
    font-weight: 200;
    padding-left: 1em;
}

h2 {
    font-size:1.8em;
    margin:auto;
    font-weight:normal;
}

#counts div {
    display: inline-block;
    margin-top:1em;
    width:40%;
    font-size: 2.75em;
    font-family: 'Life Savers';
    text-transform: capitalize;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
#counts div:before {
    font-family: Flaticon;
    font-size: 3em;
    display: block;
}
#round {
    margin-bottom:2em;
}
#roundNumber{
    position: relative ;
    top: -.15em;
    margin-right:1em;
    display:inline-block;
}
#competitor0, #competitor1 {
    display: inline-block;
}
button {
    border: none;
    background: none;
    margin-top:1em;
    width:40%;
    font-family: 'Life Savers';
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: 2.75em;
    color:inherit;
    text-transform: capitalize;
}
button:hover{
    color:#3d745c
}
button:before {
    font-family: Flaticon;
    font-size: 3em;
    display: block;
}

.bone {
    font-size: 1em;
    color: #dcdcdc;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
.bone:before {
    font-family: Flaticon;
    font-size: 3em;
    content: "\f10a";
}
.correct {
    color:#6c7ba5;
}
.wrong {
    color:rgba(161, 157, 138, 0.46);
}

#result:before {
    font-family: Flaticon;
    font-size: 1em;
    position: relative;
}
#result.correct:before {
    content: "\f11c";
}
#result.wrong:before {
    content: "\f11b";
}
#gameNav {
    font-size:2em;
}
#gameNav:hover{
    color:#3d745c;
    cursor: pointer;
}
#gameNav span {
    padding: 0 1em;
}
#gameNav span:first-of-type{
    border-right: 1px solid #d5d5d5;
}
#final_results {
    font-size: 1.2em;
}
#final_results button {
    margin-top: 0;
}
#final_results a {
    font-size: 1.5em;
    color: #3d745c;
}
#final_results a:hover {
    color: #d5d5d5;
}
@media screen and (max-width: 550px){
    button, #counts div {
        width: 90%;
        font-size:4em;
        margin-top:.75em;
    }
    #gameNav{ font-size:3.5em }
    h2 { font-weight: bold; }
    .play h3,
    .results h3 {
        display:none
    }
    #round {
        font-size: .9em;
        margin-top:.2em;
    }
    .play #title-block, .results #title-block {border-top: none; }
    .play h1, .results h1 {font-size:4em; margin-top:.2em}
    .play .undertuck,
    .results .undertuck {
        display:inline;
        text-transform: none;
        font-size: 1em;
        font-weight: bold;
        padding-left: 0;
    }
}

@media screen and (max-height:500px) {

    #round, #results, #play, #choose_mode {
        font-size: 1.3em;

    }
    .play h3, .results h3 {
        display:none;
    }
    h2 { font-weight: bold;}
    .play #title-block, .results #title-block {border-top: none; }
    .play h1, .results h1 {font-size:4em; margin-top:.2em}
    .play .undertuck,
    .results .undertuck {
        display:inline;
        text-transform: none;
        font-size: 1em;
        font-weight: bold;
        padding-left: 0;
    }

}

.angry-bulldog-face:before { content: "\f100"; }
.basset-hound-dog-head:before { content: "\f103"; }
.border-collie-dog-head:before { content: "\f105"; }
.border-collie-head:before { content: "\f106"; }
.bulldog-head:before { content: "\f107"; }
.doberman-dog-head:before { content: "\f109"; }
.dog-face:before { content: "\f10b"; }
.dog-face-1:before { content: "\f10c"; }
.dog-face-2:before { content: "\f10d"; }
.dog-with-big-and-pointy-ears:before { content: "\f111"; }
.dog-with-chubby-cheeks:before { content: "\f112"; }
.dog-with-floppy-ears:before { content: "\f113"; }
.dog-with-floppy-ears-1:before { content: "\f114"; }
.dog-with-long-ears:before { content: "\f115"; }
.dog-with-square-head-shape:before { content: "\f116"; }
.face-of-a-dog-with-sleepy-eyes:before { content: "\f117"; }
.funny-dog-head:before { content: "\f119"; }
.long-haired-dog-head:before { content: "\f11a"; }


.angry-dog:before { content: "\f101"; }
.animal-paw-print:before { content: "\f102"; }

.chewing-bone-for-dog:before { content: "\f108"; }
.dog-bone:before { content: "\f10a"; }
.dog-food-bowl:before { content: "\f10e"; }
.dog-head:before { content: "\f10f"; }
.dog-kennel:before { content: "\f110"; }
.face-of-staring-dog:before { content: "\f118"; }
.pile-of-dung:before { content: "\f11b"; }
.prize-badge-with-paw-print:before { content: "\f11c"; }
.tennis-ball:before { content: "\f11d"; }