<div class="main-site">
    <div class="main-header pad-top wrapper" id="mainHeader">
        <h1 class="text-giga">Such Spinners, Much Loading</h1>
    </div>

    <div class="main-content space-top wrapper" role="main" id="mainContent">
        <div class="loader loader-black loader-1"></div>

        <div class="loader loader-2"></div>

        <div class="loader loader-black loader-3"></div>

        <div class="loader loader-black loader-4"></div>

        <div class="loader loader-black loader-5"></div>

        <div class="loader loader-6"></div>

        <div class="loader loader-7"></div>

        <div class="loader loader-8"></div>
        
        <div class="loader loader-9"></div>

        <div class="loader loader-10"></div>
    </div>
</div>

.loader {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin: 3em;
    display: inline-block;
    position: relative;
    vertical-align: middle;
}
.loader,
.loader:before,
.loader:after {
    animation: 1s infinite ease-in-out;
}
.loader:before,
.loader:after {
    width: 100%; 
    height: 100%;
    border-radius: 50%;
    position: absolute;
    top: 0;
    left: 0;
}

.loader-black { background-color: #333; }

.loader-1 { animation-name: loader1; }
@keyframes loader1 {
    from { transform: scale(0); opacity: 1; }
    to   { transform: scale(1); opacity: 0; }
}


/* Loader 2 */

.loader-2:before,
.loader-2:after {
    content: '';
}
.loader-2:before {
    border: 1px solid #333;
    top: -1px;
    left: -1px;
    opacity: 0;
    animation-name: loader2-1;
}

    @keyframes loader2-1 {
        0% { transform: scale(1); opacity: 1; }
        50% { transform: scale(1.3); opacity: 0; }
        100% { transform: scale(1.3); opacity: 0; }
    }

.loader-2:after {
    background-color: #333;
    animation-name: loader2-2;
}

    @keyframes loader2-2 {
        0% { transform: scale(1); }
        50% { transform: scale(0.7); }
        100% { transform: scale(1); }
    }


/* Loader 3 */

.loader-3:before {
    content: '';
    border: 10px solid white;
    top: -10px;
    left: -10px;
    animation-name: loader3;
}

    @keyframes loader3 {
        0% { transform: scale(0); }
        100% { transform: scale(1); }
    }


/* Loader 4 */

.loader-4:before {
    content: '';
    width: 25px;
    height: 25px;
    margin: 0 0 0 -12px;
    background-color: white;
    top: auto;
    bottom: 0;
    left: 50%;
    transform-origin: 50% 0%;
    animation: loader4 1s infinite linear;
}

    @keyframes loader4 {
        0% { transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
    }


/* Loader 5 */

.loader-5 {
    animation: loader5 1s infinite linear;
}

    @keyframes loader5 {
        0% {   transform: rotate(0deg); border-radius: 50%; }
        50% {  transform: rotate(90deg); border-radius: 0%; }
        100% { transform: rotate(180deg); border-radius: 50%; }
    }


/* Loader 6 */

.loader-6 {
    animation: loader6-1 1.5s infinite linear;
}
.loader-6:before,
.loader-6:after {
    content:'';
    margin: -25px 0 0 -25px;
    top: 50%;
    left: 50%;
    background-color: rgba(30,30,30,0.7);
    animation-name: loader6-2;
}
.loader-6:after { animation-direction: reverse; }

    @keyframes loader6-1 {
        0% {   transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
    }

    @keyframes loader6-2 {
        0%   { transform: scale(0.2); left:   0%; }
        50%  { transform: scale(1.0); left:  50%; }
        100% { transform: scale(0.2); left: 100%; }
    }


/* Loader 7 */

.loader-7 {
    animation: loader7-1 1s infinite linear;
}

.loader-7:before,
.loader-7:after {
    content: '';
    width: 80%;
    height: 80%;
    background-color: #333;
    top: 5%;
}
.loader-7:before {
    left: -5%;
    animation: loader7-2 1s infinite alternate ease-in-out;
    transform-origin: 10% 50%;
}
.loader-7:after {
    left: auto;
    right: -5%;
    animation: loader7-2 1s 1s infinite alternate ease-in-out;
    transform: scale(0);
    transform-origin: 90% 50%;
}

    @keyframes loader7-1 {
        0%   { transform: rotate(20deg); }
        100% { transform: rotate(380deg); }
    }

    @keyframes loader7-2 {
        0%   { transform: scale(0); }
        100% { transform: scale(1); }
    }


/* Loader 8 */

.loader-8:before,
.loader-8:after {
    content: '';
    background-color: #333;
    transform: scale(0);
    animation: loader8 1.5s infinite ease-in-out;
}
.loader-8:after { animation-delay: 0.75s; }

    @keyframes loader8 {
        0%   { transform: translateX(-100%) scale(0); }
        50%  { transform: translateX(0%)    scale(1); }
        100% { transform: translateX(100%)  scale(0); }
    }


/* Loader 9 & 10 */

.loader-9,
.loader-10 {
    background-color: white;
    animation: loader9 0.4s infinite linear;
}
.loader-10 {
    animation: loader10 60s infinite ease-in-out;
}
    .loader-9:before,
    .loader-10:before {
        content: '';
        width: 80%;
        height: 80%;
        background-color: white;
        top: 10%;
        left: 10%;
        box-shadow: 5px -3px 0 rgba(255,100,100,0.7),
                    5px 5px 0 rgba(100,255,100,0.7),
                    -3px 5px 0 rgba(100,100,255,0.7),
                    -5px -5px 0 rgba(240,240,120,0.7);
    }
    .loader-9:after,
    .loader-10:after {
        content: '';
        border: 3px solid white;
        z-index: 2;
        top: -3px;
        left: -3px;
    }

    @keyframes loader9 {
        0%   { transform: rotate(0deg); }
        100% { transform: rotate(360deg); }
    }

    @keyframes loader10 {
        0%   { transform: rotate(0deg); }
        100% { transform: rotate(360000deg); }
    }