#loading-wrapper {
    align-items: center;
    display: flex;
    height: 100%;
    justify-content: center;
    left: calc(50% - 100px);
    position: fixed;
    top: 0;
    width: 200px
}

.loader {
    animation: rotation 1s linear infinite;
    border: 5px solid;
    border-color: #fff #fff #1b8354;
    border-radius: 50%;
    box-sizing: border-box;
    display: inline-block;
    height: 44px;
    width: 44px
}

@keyframes rotation {
    0% {
        transform: rotate(0deg)
    }

    to {
        transform: rotate(1turn)
    }
}

#loading-text {
    color: #999;
    display: block;
    font-family: PT Sans Narrow,sans-serif;
    font-size: 20px;
    height: 30px;
    left: 50%;
    margin: -7px 0 0 -45px;
    position: absolute;
    text-align: center;
    top: 50%;
    width: 100px
}

#loading-content {
    border: 3px solid red;
    display: block;
    height: 170px;
    left: 50%;
    margin: -85px 0 0 -85px;
    position: relative;
    top: 50%;
    width: 170px
}

#loading-content:after {
    border: 3px solid #0f0;
    bottom: 15px;
    content: "";
    left: 15px;
    position: absolute;
    right: 15px;
    top: 15px
}

#loading-content:before {
    border: 3px solid #00f;
    bottom: 5px;
    content: "";
    left: 5px;
    position: absolute;
    right: 5px;
    top: 5px
}

#loading-content {
    -webkit-animation: loader 2s linear infinite;
    -moz-animation: loader 2s linear infinite;
    -o-animation: loader 2s linear infinite;
    animation: loader 2s linear infinite;
    border-color: #0087b0 transparent
}

#loading-content,#loading-content:before {
    border-radius: 50%;
    border-style: solid;
    border-width: 3px
}

#loading-content:before {
    -webkit-animation: loader 3s linear infinite;
    -moz-animation: loader 2s linear infinite;
    -o-animation: loader 2s linear infinite;
    animation: loader 3s linear infinite;
    border-color: #4d9645 transparent
}

#loading-content:after {
    -webkit-animation: loader 1.5s linear infinite;
    animation: loader 1.5s linear infinite;
    -moz-animation: loader 2s linear infinite;
    -o-animation: loader 2s linear infinite;
    border-color: #959695 transparent;
    border-radius: 50%;
    border-style: solid;
    border-width: 3px
}

@-webkit-keyframes loaders {
    0% {
        -webkit-transform: rotate(0deg);
        -ms-transform: rotate(0deg);
        transform: rotate(0deg)
    }

    to {
        -webkit-transform: rotate(1turn);
        -ms-transform: rotate(1turn);
        transform: rotate(1turn)
    }
}

@keyframes loader {
    0% {
        -webkit-transform: rotate(0deg);
        -ms-transform: rotate(0deg);
        transform: rotate(0deg)
    }

    to {
        -webkit-transform: rotate(1turn);
        -ms-transform: rotate(1turn);
        transform: rotate(1turn)
    }
}

#content-wrapper {
    color: #fff;
    height: 100%;
    left: 0;
    position: fixed;
    top: 20px;
    width: 100%
}

#header {
    background-color: #666;
    height: 100px
}

#content,#header {
    margin: 0 auto;
    text-align: center;
    width: 800px
}

#content {
    background-color: #888;
    height: 1000px
}