* {
    transition: all ease 0.5s;
}
html {
min-height: 100%;
}
img, a {
    width: inherit;
}
body {
    background-color: #fdd;
    background-image : url('../images/back.jpg');
    background-size: cover;
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    
}
.logo {
    margin: 11px;
    width: 255px;
    float: left;
}
.soc {
    width: 33px;
    float: right;
    margin: 11px;
}
.soc img {
    -webkit-filter: grayscale(100%);
    -moz-filter: grayscale(100%);
    -ms-filter: grayscale(100%);
    -o-filter: grayscale(100%);
    filter: grayscale(100%);
    filter: gray; /* IE 6-9 */
    opacity: 0.5;
}
.soc a {
   cursor: default;
}
.soc img:hover {
   cursor: default;
    -webkit-filter: none;
  -moz-filter: none;
  -ms-filter: none;
  -o-filter: none;
  filter: none;
     -moz-transform: rotate(360deg);
    -ms-transform: rotate(360deg);
    -webkit-transform: rotate(360deg);
    -o-transform: rotate(360deg);
    transform: rotate(360deg);
    opacity: 1;
}
.buy {
    position: fixed;
    margin: 11px;
    bottom: 0;
    left: 0;
}
.buy img {
    width: 33%;
    float: left;
    margin: 5px;
    border-radius: 7px;
    border: solid 2px #000;
    cursor: default;
    opacity: 0.8;
}
.buy img:hover {
    border-color: #fdd;
    transition: 5ms;
    opacity: 1;
}
.you {
    position: fixed;
    right: 11px;
    bottom: 11px;
}
.you>div {
    position: inherit;
    padding-top: 111px;
}