.usr-tiktok {
    animation: usr-tiktok 0.5s linear infinite;
}

@keyframes usr-tiktok {
    0%, 100% {
        text-shadow: -1.5px -1.5px 0 #0ff, 1.5px 1.5px 0 #f00;
    }
    25% {
        text-shadow: 1.5px 1.5px 0 #0ff, -1.5px -1.5px 0 #f00;
    }
    50% {
        text-shadow: 1.5px -1.5px 0 #0ff, 1.5px -1.5px 0 #f00;
    }
    75% {
        text-shadow: -1.5px 1.5px 0 #0ff, -1.5px 1.5px 0 #f00;
    }
}


.usr-shake span {
    display: inline-block;
    -webkit-animation: moveShadow 0.6s linear infinite, shake 0.15s linear infinite;
    animation: moveShadow 0.6s linear infinite, shake 0.15s linear infinite;
}
.usr-shake span:nth-child(1) {
    -webkit-animation-delay: -0.2s;
    animation-delay: -0.2s;
}
.usr-shake span:nth-child(2) {
    -webkit-animation-delay: -0.4s;
    animation-delay: -0.4s;
}
.usr-shake span:nth-child(3) {
    -webkit-animation-delay: -0.6s;
    animation-delay: -0.6s;
}
.usr-shake span:nth-child(4) {
    -webkit-animation-delay: -0.8s;
    animation-delay: -0.8s;
}
.usr-shake span:nth-child(5) {
    -webkit-animation-delay: -1s;
    animation-delay: -1s;
}
.usr-shake span:nth-child(6) {
    -webkit-animation-delay: -1.2s;
    animation-delay: -1.2s;
}
.usr-shake span:nth-child(7) {
    -webkit-animation-delay: -1.4s;
    animation-delay: -1.4s;
}
.usr-shake span:nth-child(8) {
    -webkit-animation-delay: -1.6s;
    animation-delay: -1.6s;
}
.usr-shake span:nth-child(9) {
    -webkit-animation-delay: -1.8s;
    animation-delay: -1.8s;
}
.usr-shake span:nth-child(10) {
    -webkit-animation-delay: -2s;
    animation-delay: -2s;
}
.usr-shake span:nth-child(11) {
    -webkit-animation-delay: -2.2s;
    animation-delay: -2.2s;
}
.usr-shake span:nth-child(12) {
    -webkit-animation-delay: -0.2s;
    animation-delay: -0.2s;
}
.usr-shake span:nth-child(13) {
    -webkit-animation-delay: -0.4s;
    animation-delay: -0.4s;
}
.usr-shake span:nth-child(14) {
    -webkit-animation-delay: -0.6s;
    animation-delay: -0.6s;
}
.usr-shake span:nth-child(15) {
    -webkit-animation-delay: -0.8s;
    animation-delay: -0.8s;
}
.usr-shake span:nth-child(16) {
    -webkit-animation-delay: -1s;
    animation-delay: -1s;
}
.usr-shake span:nth-child(17) {
    -webkit-animation-delay: -1.2s;
    animation-delay: -1.2s;
}
.usr-shake span:nth-child(18) {
    -webkit-animation-delay: -1.4s;
    animation-delay: -1.4s;
}
.usr-shake span:nth-child(19) {
    -webkit-animation-delay: -1.6s;
    animation-delay: -1.6s;
}
.usr-shake span:nth-child(20) {
    -webkit-animation-delay: -1.8s;
    animation-delay: -1.8s;
}
.usr-shake span:nth-child(21) {
    -webkit-animation-delay: -2s;
    animation-delay: -2s;
}
.usr-shake span:nth-child(22) {
    -webkit-animation-delay: -2.2s;
    animation-delay: -2.2s;
}
.usr-shake span:nth-child(23) {
    -webkit-animation-delay: -0.2s;
    animation-delay: -0.2s;
}
.usr-shake span:nth-child(24) {
    -webkit-animation-delay: -0.4s;
    animation-delay: -0.4s;
}
.usr-shake span:nth-child(25) {
    -webkit-animation-delay: -0.6s;
    animation-delay: -0.6s;
}
.usr-shake span:nth-child(26) {
    -webkit-animation-delay: -0.8s;
    animation-delay: -0.8s;
}
.usr-shake span:nth-child(27) {
    -webkit-animation-delay: -1s;
    animation-delay: -1s;
}
.usr-shake span:nth-child(28) {
    -webkit-animation-delay: -1.2s;
    animation-delay: -1.2s;
}
.usr-shake span:nth-child(29) {
    -webkit-animation-delay: -1.4s;
    animation-delay: -1.4s;
}
.usr-shake span:nth-child(30) {
    -webkit-animation-delay: -1.6s;
    animation-delay: -1.6s;
}
.usr-shake span:nth-child(31) {
    -webkit-animation-delay: -1.8s;
    animation-delay: -1.8s;
}
.usr-shake span:nth-child(32) {
    -webkit-animation-delay: -2s;
    animation-delay: -2s;
}
.usr-shake span:nth-child(33) {
    -webkit-animation-delay: -2.2s;
    animation-delay: -2.2s;
}
@-webkit-keyframes moveShadow {
    0% {
        text-shadow: 2px 2px 0 white;
    }
    25% {
        text-shadow: -1px -1px 0 white;
    }
    50% {
        text-shadow: 1px 2px 0 white;
    }
    75% {
        text-shadow: -2px -1px 0 white;
    }
}
@keyframes moveShadow {
    0% {
        text-shadow: 2px 2px 0 white;
    }
    25% {
        text-shadow: -1px -1px 0 white;
    }
    50% {
        text-shadow: 1px 2px 0 white;
    }
    75% {
        text-shadow: -2px -1px 0 white;
    }
}
@-webkit-keyframes shake {
    0% {
        -webkit-transform: rotate(1deg) translateY(-1px);
        transform: rotate(1deg) translateY(-1px);
    }
    25% {
        -webkit-transform: rotate(-1deg) translateY(0px);
        transform: rotate(-1deg) translateY(0px);
    }
    50% {
        -webkit-transform: rotate(1deg) translateY(-1px);
        transform: rotate(1deg) translateY(-1px);
    }
    75% {
        -webkit-transform: rotate(0) translateY(1px);
        transform: rotate(0) translateY(1px);
    }
}
@keyframes shake {
    0% {
        -webkit-transform: rotate(1deg) translateY(-1px);
        transform: rotate(1deg) translateY(-1px);
    }
    25% {
        -webkit-transform: rotate(-1deg) translateY(0px);
        transform: rotate(-1deg) translateY(0px);
    }
    50% {
        -webkit-transform: rotate(1deg) translateY(-1px);
        transform: rotate(1deg) translateY(-1px);
    }
    75% {
        -webkit-transform: rotate(0) translateY(1px);
        transform: rotate(0) translateY(1px);
    }
}


#content_progress {
      /* Positioning */
      position: fixed;
      left: 0;
      top: 0;
      z-index: 1000;
      width: 100%;
      height: 2px;
      -webkit-appearance: none;
      -moz-appearance: none;
      appearance: none;
      border: none;
      background-color: transparent;
      color: #35a935;
}

#content_progress::-webkit-progress-bar {
      background-color: transparent;
}

#content_progress::-webkit-progress-value {
      background-color: #35a935;
}

#content_progress::-moz-progress-bar {
      background-color: #35a935;
}