html,
body {
    width: 100%;
    height: 100%;
    margin: 0;
    font-family: sans-serif;
}

#container {
    height: 90%;
    width: 90%;
    margin-left: 5%;
    position: relative;
    border: 1px solid red;
    overflow: hidden;
    background-color: #31b6ce;
}

#score_help {
    text-align: center;
    font-size: 25px;
    background-color: #eaeaea;
}

#branch {
    position: absolute;
    height: 2%;
    width: 100%;
    background-color: #7b2e00;
    top: 23%;
}

.hen {
    position: absolute;
    height: 15%;
    width: 8%;
    top: 10%;
    background: url('hen-right.png');
    background-size: cover;
    background-repeat: no-repeat;
    z-index: 100;
}

#hen1 {
    left: 20%;
}

#hen2 {
    left: 40%;
}

#hen3 {
    left: 60%;
}

.egg {
    position: absolute;
    top: 18%;
    height: 5%;
    width: 2%;
    background-color: #fff;
    border-radius: 50%;
    z-index: 99;
}

#egg1 {
    left: calc(20% + 8%/2 - 2%/2);
}

#egg2 {
    left: calc(40% + 8%/2 - 2%/2);
}

#egg3 {
    left: calc(60% + 8%/2 - 2%/2);
}

.bullseye {
    display: none;
    position: absolute;
    bottom: 0px;
    height: 7%;
    width: 7%;
    background: url('bullseye1.png');
    background-size: cover;
    background-repeat: no-repeat;
    z-index: 11;
}

#bullseye1 {
    left: calc(20% + 8%/2 - 7%/2);
}

#bullseye2 {
    left: calc(40% + 8%/2 - 7%/2);
}

#bullseye3 {
    left: calc(60% + 8%/2 - 7%/2);
}

#floor {
    position: absolute;
    height: 7%;
    width: 100%;
    background-color: #292929;
    bottom: 0;
    z-index: 10;
}

#basket {
    height: 100px;
    width: 85px;
    position: absolute;
    bottom: 5px;
    background: url('basket.png');
    background-size: cover;
    background-repeat: no-repeat;
    text-align: center;
    z-index: 11;
}

#score_1 {
    position: absolute;
    color: #424242;
    font-size: 30px;
    top: 45%;
    left: 30%;
}

#restart {
    border: 0;
    position: absolute;
    height: 10%;
    width: 100%;
    background-color: fuchsia;
    color: white;
    top: 40%;
    font-size: 35px;
    display: none;
    cursor: pointer;
}