@import url(https://maxcdn.bootstrapcdn.com/font-awesome/4.1.0/css/font-awesome.min.css);

*, *:before, *:after {
    margin: 0;
    padding: 0;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

body {
    background: transparent;
}

#player {
    position: absolute;
    top: 50%;
    left: 50%;
    margin: -80px 0 0 -70px;
}

#player:after {
    position: absolute;
    content: '';
    width: 145px;
    height: 145px;
    left: 0;
    background: -webkit-linear-gradient(-45deg, rgba(255, 0, 0, 0.6) 0%, rgba(255, 0, 0, 0.9) 100%);
    background: linear-gradient(-45deg, rgba(255, 0, 0, 0.6) 0%, rgba(255, 0, 0, 0.9) 100%);
    border-radius: 25px;
    box-shadow: 0 0 20px -5px #fff, inset 0 0 10px #fff, inset 0 70px rgba(255, 255, 255, 0.2);
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
}

#playback {
    position: absolute;
    rgba(255, 255, 255, 1);
    text-shadow: 0 0 40px #FFF;
}

.fa-play {
    top: 45px;
    left: 55px;
}

.fa-pause {
    top: 45px;
    left: 40px;
}

.fa-lg {
    font-size: 5.3em;
}

@-webkit-keyframes beat {
    0% {
        -webkit-transform: scale(1);
        text-shadow: 0 0 40px #000;
    }
    50% {
        -webkit-transform: scale(1.1);
        text-shadow: 0 0 10px #000;
    }
    100% {
        -webkit-transform: scale(1);
        text-shadow: 0 0 40px #000;
    }
}

@keyframes beat {
    0% {
        transform: scale(1);
        text-shadow: 0 0 40px #000;
    }
    50% {
        transform: scale(1.1);
        text-shadow: 0 0 10px #000;
    }
    100% {
        transform: scale(1);
        text-shadow: 0 0 40px #000;
    }
}

.beat {
    -webkit-animation: beat 0.8s ease 0s infinite normal;
    animation: beat 0.8s ease 0s infinite normal;
}


      .download-button {
          display: block;
          margin: 220px 110px; /* Centrer horizontalement */
          text-align: center;
          text-decoration: none;
      }
      .download-button img {
          width: 24px; /* Taille de l'image */
          height: 24px; /* Taille de l'image */
}