html,body {
    position: relative;
    height: 100%;
    overflow-x: hidden;
}
.container {
    max-width: 1000px !important;
    min-height: 100% !important;    
}
.container-flex {
    display: flex;
    flex-direction: column;
}
.header{
   flex: 0 0 auto;
}
.content{
   flex: 1 0 auto;
}
.footer{
   flex: 0 0 auto;
}
.mt-50 {
    margin-top: 50px;
}
.mt-100 {
    margin-top: 100px;
}
.mt-150 {
    margin-top: 150px;
}
.mb-50 {
    margin-bottom: 50px;
}
.mb-100 {
    margin-bottom: 100px;
}
.mb-150 {
    margin-bottom: 150px;
}
.footer {
    border-top: solid 1px #e8e8e8;
    min-height: 50px;
    margin-top: 120px;
    background-color: #1f2633;
    color: white;
}
.btn-red {
    background-color: #1f2633;
    color: #ffffff;
}
.btn-red:hover {
    background-color: #ba0c21;
    color: #ffffff;
}
.shadow-block {
    -webkit-box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.1);
    box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.1);    
}
.loader {
    position: fixed;
    left: -100%;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.8);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 16;
}
.loader:before {
    content: "";
    position: absolute;
    z-index: 17;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}
.loader:after {
    content: url("../images/loader.gif");
    position: absolute;
    z-index: 17;
    width: 200px;
    height: 200px;
    top: 50%;
    left: 50%;
    margin-top: -100px;
    margin-left: -100px;
}
.text-height-0 {
    line-height: 1!important;
}
.text-height-1 {
    line-height: 1.5!important;
}
.text-height-2 {
    line-height: 2!important;
}
.text-height-3 {
    line-height: 2.5!important;
}
.text-height-4 {
    line-height: 3!important;
}
.text-height-5 {
    line-height: 3.5!important;
}
[type=radio] { 
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

[type=radio] + img {
    filter: grayscale(100%);
    -webkit-filter: grayscale(100%);
    transition: all 0.2s ease 0s;    
    cursor: pointer;
}

[type=radio]:not(:checked) + img:hover {
    box-shadow: 0 .5rem 1rem rgba(0,0,0,.15) !important;
}

[type=radio]:checked + img {
    filter: grayscale(0%);
    -webkit-filter: grayscale(0%);    
    box-shadow:
    0 0 0 1px rgb(194, 192, 184) inset,
    0 5px 0 -4px rgb(255, 255, 255),
    0 5px 0 -3px rgb(194, 192, 184),
    0 11px 0 -8px rgb(255, 255, 255),
    0 11px 0 -7px rgb(194, 192, 184),
    0 17px 0 -12px rgb(255, 255, 255),
    0 17px 0 -11px rgb(194, 192, 184);
}
.msg {
    border-left: solid 4px gray !important; 
    padding:5px 20px;
    margin: 15px 0 15px 0;
    background-color: #f2f2f2;
}
.msg h1,h2,h3,h4,h5{
    font-weight: 400;
}
.msg-info {
    border-left-color: #e6122b !important;
}
.msg-answer {
    border-left-color: #ff9900 !important;
}
.link-black {
    color: #101828;
    border-bottom: dotted 1px black;
}
.link-black:hover {
    color: #e6122a;
    text-decoration: none;
}
.border-dashed-bottom {
    border-bottom: dashed 1px #e8e8e8;
    margin-bottom: 5px !important;
}