html{height: 100%;}
body {
    background-color: #f5f5f5;
    min-height: 100%;
    position: relative;
}
footer {
    position: absolute;
    width: 100%;
    bottom: 0;
    height: 50px;
    text-align: center;
    background-color: #e5e5e5;
    padding-top: 15px;
    font-size: 1.2em;
}
.header {
    height: 256px;
    background-image: url("../img/1.svg");
    background-color: #009688;
    text-align: center;
    padding-top: 80px;
}
.card {
    background-color: #fff;
    box-shadow: 0 -1px 0 #e5e5e5, 0 0 2px rgba(0,0,0,.12), 0 2px 4px rgba(0,0,0,.24);
    margin-top: 24px;
    margin-bottom: 24px;
    border-radius: 4px;
    top: -60px;
    padding-top: 30px;
}
.main-title {
    font-size: 5em;
    font-weight: 500;
    text-shadow: -5px 5px 0 rgba(0,0,0,.1);
    color: white;
}
@media (max-width: 768px ) {
    .main-title {
        font-size: 3em;
        font-weight: 300;
    }
    footer {
        font-size: 1em;
    }
}
.pagination>.active>a, .pagination>.active>a:focus, .pagination>.active>a:hover, .pagination>.active>span, .pagination>.active>span:focus, .pagination>.active>span:hover {
    background-color: #009688;
    border-color: #009688;
}
.pagination>li>a, .pagination>li>span {
    color: #009688;
}
.back-to-top {
    position: fixed;
    bottom: 50px;
    right: 15px;
    z-index: 9999;
    width: 50px;
    height: 50px;
    text-align: center;
    line-height: 30px;
    background-color: rgba(0, 150, 136, 0.8);
    color: #fff !important;
    cursor: pointer;
    border: 0;
    border-radius: 4px;
    text-decoration: none;
    padding-top: 2px;
}
.back-to-top:hover {
    background-color: rgba(0, 150, 136, 0.6);
}