* {
    font-family: 'Oswald', sans-serif;
    box-sizing: border-box;
}

html {
    height: 100%;
}

body {
    margin: 0;
    background-color: #0D262D;
    color: #fff;
    height: 100%;
}

.conteudo {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100%;
}

.exercicio div {
    font-size: 3em;
    border: solid 5px #fff;
    padding: 20px 40px;
    margin: 10px;
}

.exercicio div:nth-of-type(1) {
    background-color: darkgoldenrod;
}

.exercicio div:nth-of-type(2) {
    background-color: crimson;
}

.exercicio div:nth-of-type(3) {
    background-color: darkcyan;
}

.exercicio div:nth-of-type(4) {
    background-color: darkorchid;
}

.exercicio .destaque {
    border: solid 10px greenyellow;
    color: greenyellow;
    font-weight: bold;
}

[wm-flappy] {
    position: relative;
    border: 5px solid dodgerblue;
    height: 700px;
    width: 1200px;
    margin: 15px;
    background-color: deepskyblue;
    overflow: hidden;
}

.passaro {
    position: absolute;
    width: 90px;
    left: calc(50% - 30px);
}

.par-de-barreiras {
    position: absolute;
    top: 0;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.barreira {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.barreira .borda {
    height: 30px;
    width: 130px;
    background: linear-gradient(90deg, #639301, #A5E82E);
    border: 2px solid #000;
}

.barreira .corpo {
    height: 150px;
    width: 110px;
    background: linear-gradient(90deg, #639301, #A5E82E);
    border-left: 2px solid black;
    border-right: 2px solid black;
}

.progresso {
    position: absolute;
    top: 10px;
    right: 10px;
    font-family: Pixel;
    font-size: 70px;
    z-index:100;
}