body{
　　background-image:url("https://w.wallhaven.cc/full/83/wallhaven-83dgj2.png") ;
　　background-repeat: no-repeat;
　　background-size:100% 100%;
　　background-attachment:fixed;
}

/*github*/
.git-link {
    z-index: 100;
    position: fixed;
    top: 0;
    left: 0;
    border: 0;
    height: 149px;
    width: 149px;
    transform: rotate(90deg);
    -webkit-transform: rotate(1deg);
    -moz-transform: rotate(1deg);
    -o-transform: rotate(1deg);
    -ms-transform: rotate(1deg);
    background-image: url(//images2015.cnblogs.com/blog/459873/201603/459873-20160317090540131-1089895320.png);
}

/*标题彩虹滚动字*/
#blogTitle h1 a{
background-image: 
        -webkit-gradient( linear, left top, right top, color-stop(0, #f22), 
        color-stop(0.15, #f2f), 
        color-stop(0.3, #22f), 
        color-stop(0.45, #2ff), 
        color-stop(0.6, #2f2),
        color-stop(0.75, #2f2), 
        color-stop(0.9, #ff2), 
        color-stop(1, #f22) );
    color: transparent;-webkit-text-fill-color: transparent;
    -webkit-background-clip: text;
    -webkit-background-size: 200% 100%;
    -webkit-animation:  maskedAnimation 2s infinite linear;
    -webkit-background-clip: text;-moz-background-clip: text;-ms-background-clip: text
}

/*文字颜色变化*/
@keyframes maskedAnimation {
    0% {
    background-position: 0 0;
    }
    100% {
        background-position: -100% 0;
    }
}
/*文字颜色变化*/
@keyframes change {
0% {color: DeepPink;}
25% {color: DeepSkyBlue;}
50% {color: Gold;}
75% {color: MediumAquamarine;}
100% {color: BlueViolet;}
}