body {
    margin: 0;
    background-color: rgba(143, 188, 143, 1);
}

*:focus {
    outline: none;
}

/* #region Overlay */

#overlay {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 3;
}
  
.center-div {
    position: absolute;
    top: 50%;
    left: 50%;
    text-align: center;
    transform: translate(-50%,-50%);
    -ms-transform: translate(-50%,-50%);
    -webkit-transform: translate(-50%,-50%);
}

#copy-to-clipboard-button {
    margin-left: 9px;
    padding: 16px 18px;
    vertical-align: middle;
}

#game-id-text {
    font-size: 50px;
    display: inline-block;
    vertical-align: middle;
    color: rgb(255, 255, 255);
    font-family: Arial, Helvetica, sans-serif;
    text-shadow: 12px 12px 4px rgb(0, 0, 0);
}

#overlay-status {
    color: rgb(255, 255, 255);
    font-family: Arial, Helvetica, sans-serif;
    text-shadow: 12px 12px 2px rgb(0, 0, 0);
    margin-top: 7px;
}

#overlay input, #overlay button {
    box-shadow: 10px 10px 10px rgb(0, 0, 0);
}

/* #endregion Overlay */

#flags-container {
    display: inline-block;
}

#timer-container {
    float: right;
}

#timer, #flags {
    color: white;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 36px;
}

/* #region Container */

#main {
    text-align: center;
}

#main > div {
    text-align: left;
}

#content-holder {
    width: 1162px;
    display: inline-block;
}

#left-column, #right-column {
    width: 100px;
    display: inline-block;
    vertical-align: top;
}

#middle-column {
    width: 962px;
    display: inline-block;
    vertical-align: top;
}

#header {
    height: 40px;
}

#canvas-holder {
    height: 514px;
    position: relative;
    background-color: rgb(59, 155, 102);
}

#footer {
    text-align: center;
    margin-top: 25px;
}

/* #endregion Container */

/* #region Canvas */

#game-canvas, #mouse-canvas, #other-mouse-canvas {
    width: 962px;
    height: 514px;
    position: absolute;
}

#game-canvas {
    z-index: 0;
}
#mouse-canvas {
    z-index: 1;
}
#other-mouse-canvas {
    z-index: 2;
}

/* #endregion Canvas */

.github-logo {
    height: 16px;
    margin-left: 4px;
    vertical-align: middle;
    padding-bottom: 3px;
}

#game-id-input {
    padding: 12px 20px;
    font-size: 23px;
    border: 3px solid #4CAF50;
    border-radius: 8px;
    width: 54px;
    vertical-align: middle;
}

/* #region Buttons */

#button-holder {
    width: 270px;
    text-align: left;
}

.button {
    margin: 4px 2px;
    padding: 16px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    cursor: pointer;
    border: 3px solid #4CAF50;
    border-radius: 8px;
    color: black;
    background-color: white;
    vertical-align: middle;
    -webkit-transition-duration: 0.4s;
    -ms-transition-duration: 0.4s;
    -o-transition-duration: 0.4s;
    transition-duration: 0.4s;
}

.button:not(:disabled):hover, .button:disabled {
    background-color: rgba(59, 155, 102, 1);
    color: white;
}

.button:disabled {
    cursor: default;
}

.button:active {
    background-color: white;
}

.button.back-button {
    margin: 8px 0px;
    padding: 8px 16px;
}

/* #endregion Buttons */

.right {
    float: right;
}

.unselectable {
    -webkit-user-select: none; /* Safari */        
    -moz-user-select: none; /* Firefox */
    -ms-user-select: none; /* IE10+/Edge */
    user-select: none; /* Standard */
}