video{position:absolute;min-width:100%;min-height:100%;width:auto;height:auto;z-index:9997; top:0; overflow:hidden;
background:url() no-repeat;
background-size:cover;-webkit-transition:1s opacity;transition:1s opacity}


#polina button{display:block;width:80%;padding:.4rem;
border:none;margin:1rem auto;font-size:1.3rem;background:rgba(255,255,255,.23);color:#fff;border-radius:3px;cursor:pointer;-webkit-transition:.3s background;
transition:.3s background}#polina @media screen and (max-width:500px){div{width:100%}}
@media all and (max-device-width:800px){body{background:url() #000 no-repeat center center fixed;background-size:cover}#bgvid,#polina button{display:none}div{width:100%}}

.dropdown-menu {
position: absolute;
top: 100%;
left: 0;
z-index: 1000;
display: none;
float: left;
min-width: 160px;
padding: 5px 0;
margin: 0px 0 0; color:#000000;
font-size: 14px;
list-style: none;
background-color: #DBB50A;
background-clip: dedede;
border: 1px solid rgba(28, 0, 0, .15);

}
.dropdown-menu > li > a {
display: block;
padding: 3px 0px;
clear: both;
font-weight: normal;
line-height: 1.42857143;
color: #000000;
white-space: nowrap;
}
.lineBlack:before {
top: 0;
content: "";
position: absolute;
z-index: 1;
pointer-events: none;
bottom: 0;
left: 0;
width: 100%;
height: 38px;
background: #ffffff;
-webkit-background-size: cover;
-moz-background-size: cover;
-o-background-size: cover;
background-size: cover;
}
#about {
float: none;
text-align: left;
}