a{
    text-decoration: none;
}

.main-wrap {
    background: #000;
    text-align: center;
}
.main-wrap h1 {
    color: #fff;
    margin-top: 50px;
    margin-bottom: 100px;
}
.col-md-3 {
    display: block;
    float:left;
    margin: 1% 0 1% 1.6%;
    /*background-color: #eee;*/
    padding: 50px 0;
}

.col:first-of-type {
    margin-left: 0;
}


/* ALL LOADERS */

.loader{
    width: 100px;
    height: 100px;
    border-radius: 100%;
    position: relative;
    margin: 0 auto;
}

/* LOADER 1 */

#loader-1:before, #loader-1:after{
    content: "";
    position: absolute;
    top: -10px;
    left: -10px;
    width: 100%;
    height: 100%;
    border-radius: 100%;
    border: 10px solid transparent;
    border-top-color: #3498db;
}

#loader-1:before{
    z-index: 100;
    animation: spin 1s infinite;
}

#loader-1:after{
    border: 10px solid #ccc;
}

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

    100%{
        -webkit-transform: rotate(360deg);
        -ms-transform: rotate(360deg);
        -o-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}

/* LOADER 2 */

#loader-2 span{
    display: inline-block;
    width: 20px;
    height: 20px;
    border-radius: 100%;
    background-color: #3498db;
    margin: 35px 5px;
}

#loader-2 span:nth-child(1){
    animation: bounce 1s ease-in-out infinite;
}

#loader-2 span:nth-child(2){
    animation: bounce 1s ease-in-out 0.33s infinite;
}

#loader-2 span:nth-child(3){
    animation: bounce 1s ease-in-out 0.66s infinite;
}

@keyframes bounce{
    0%, 75%, 100%{
        -webkit-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
    }

    25%{
        -webkit-transform: translateY(-20px);
        -ms-transform: translateY(-20px);
        -o-transform: translateY(-20px);
        transform: translateY(-20px);
    }
}

/* LOADER 3 */

#loader-3:before, #loader-3:after{
    content: "";
    width: 20px;
    height: 20px;
    position: absolute;
    top: 0;
    left: calc(50% - 10px);
    background-color: #3498db;
    animation: squaremove 1s ease-in-out infinite;
}

#loader-3:after{
    bottom: 0;
    animation-delay: 0.5s;
}

@keyframes squaremove{
    0%, 100%{
        -webkit-transform: translate(0,0) rotate(0);
        -ms-transform: translate(0,0) rotate(0);
        -o-transform: translate(0,0) rotate(0);
        transform: translate(0,0) rotate(0);
    }

    25%{
        -webkit-transform: translate(40px,40px) rotate(45deg);
        -ms-transform: translate(40px,40px) rotate(45deg);
        -o-transform: translate(40px,40px) rotate(45deg);
        transform: translate(40px,40px) rotate(45deg);
    }

    50%{
        -webkit-transform: translate(0px,80px) rotate(0deg);
        -ms-transform: translate(0px,80px) rotate(0deg);
        -o-transform: translate(0px,80px) rotate(0deg);
        transform: translate(0px,80px) rotate(0deg);
    }

    75%{
        -webkit-transform: translate(-40px,40px) rotate(45deg);
        -ms-transform: translate(-40px,40px) rotate(45deg);
        -o-transform: translate(-40px,40px) rotate(45deg);
        transform: translate(-40px,40px) rotate(45deg);
    }
}

/* LOADER 4 */

#loader-4 span{
    display: inline-block;
    width: 20px;
    height: 20px;
    border-radius: 100%;
    background-color: #3498db;
    margin: 35px 5px;
    opacity: 0;
}

#loader-4 span:nth-child(1){
    animation: opacitychange 1s ease-in-out infinite;
}

#loader-4 span:nth-child(2){
    animation: opacitychange 1s ease-in-out 0.33s infinite;
}

#loader-4 span:nth-child(3){
    animation: opacitychange 1s ease-in-out 0.66s infinite;
}

@keyframes opacitychange{
    0%, 100%{
        opacity: 0;
    }

    60%{
        opacity: 1;
    }
}

/* LOADER 5 */

#loader-5 span{
    display: block;
    position: absolute;
    left: calc(50% - 20px);
    top: calc(50% - 20px);
    width: 20px;
    height: 20px;
    background-color: #3498db;
}

#loader-5 span:nth-child(2){
    animation: moveanimation1 1s ease-in-out infinite;
}

#loader-5 span:nth-child(3){
    animation: moveanimation2 1s ease-in-out infinite;
}

#loader-5 span:nth-child(4){
    animation: moveanimation3 1s ease-in-out infinite;
}

@keyframes moveanimation1{
    0%, 100%{
        -webkit-transform: translateX(0px);
        -ms-transform: translateX(0px);
        -o-transform: translateX(0px);
        transform: translateX(0px);
    }

    75%{
        -webkit-transform: translateX(30px);
        -ms-transform: translateX(30px);
        -o-transform: translateX(30px);
        transform: translateX(30px);
    }
}

@keyframes moveanimation2{
    0%, 100%{
        -webkit-transform: translateY(0px);
        -ms-transform: translateY(0px);
        -o-transform: translateY(0px);
        transform: translateY(0px);
    }

    75%{
        -webkit-transform: translateY(30px);
        -ms-transform: translateY(30px);
        -o-transform: translateY(30px);
        transform: translateY(30px);
    }
}

@keyframes moveanimation3{
    0%, 100%{
        -webkit-transform: translate(0px, 0px);
        -ms-transform: translate(0px, 0px);
        -o-transform: translate(0px, 0px);
        transform: translate(0px, 0px);
    }

    75%{
        -webkit-transform: translate(30px, 30px);
        -ms-transform: translate(30px, 30px);
        -o-transform: translate(30px, 30px);
        transform: translate(30px, 30px);
    }
}

/* LOADER 6 */

#loader-6{
    top: 40px;
    left: -2.5px;
}

#loader-6 span{
    display: inline-block;
    width: 5px;
    height: 20px;
    background-color: #3498db;
}

#loader-6 span:nth-child(1){
    animation: grow 1s ease-in-out infinite;
}

#loader-6 span:nth-child(2){
    animation: grow 1s ease-in-out 0.15s infinite;
}

#loader-6 span:nth-child(3){
    animation: grow 1s ease-in-out 0.30s infinite;
}

#loader-6 span:nth-child(4){
    animation: grow 1s ease-in-out 0.45s infinite;
}

@keyframes grow{
    0%, 100%{
        -webkit-transform: scaleY(1);
        -ms-transform: scaleY(1);
        -o-transform: scaleY(1);
        transform: scaleY(1);
    }

    50%{
        -webkit-transform: scaleY(1.8);
        -ms-transform: scaleY(1.8);
        -o-transform: scaleY(1.8);
        transform: scaleY(1.8);
    }
}

/* LOADER 7 */

#loader-7{
    -webkit-perspective: 120px;
    -moz-perspective: 120px;
    -ms-perspective: 120px;
    perspective: 120px;
}

#loader-7:before{
    content: "";
    position: absolute;
    left: 25px;
    top: 25px;
    width: 50px;
    height: 50px;
    background-color: #3498db;
    animation: flip 1s infinite;
}

@keyframes flip {
    0% {
        transform: rotate(0);
    }

    50% {
        transform: rotateY(180deg);
    }

    100% {
        transform: rotateY(180deg)  rotateX(180deg);
    }
}

/* LOADER 8 */

#loader-8:before{
    content: "";
    position: absolute;
    width: 10px;
    height: 10px;
    top: calc(50% - 10px);
    left: 0px;
    background-color: #3498db;
    animation: rotatemove 1s infinite;
}

@keyframes rotatemove{
    0%{
        -webkit-transform: scale(1) translateX(0px);
        -ms-transform: scale(1) translateX(0px);
        -o-transform: scale(1) translateX(0px);
        transform: scale(1) translateX(0px);
    }

    100%{
        -webkit-transform: scale(2) translateX(45px);
        -ms-transform: scale(2) translateX(45px);
        -o-transform: scale(2) translateX(45px);
        transform: scale(2) translateX(45px);
    }
}