* {
    -webkit-box-sizing: border-box;
    box-sizing: border-box
}
body {
    padding: 0;
    margin: 0
}
#techdoc {
    position: relative;
    height: 100vh
}

#techdoc .techhead {
    position: absolute;
    left: 50%;
    top: 20%;
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%)
}
#techdoc .techdoc {
    position: absolute;
    left: 50%;
    top: 50%;
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%)
}
.techdoc {
    max-width: 920px;
    width: 100%;
    line-height: 1.4;
    text-align: center;
    padding-left: 15px;
    padding-right: 15px
}
.techdoc .techdoc-404 {
    position: absolute;
    height: 100px;
    top: 0;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    transform: translateX(-50%);
    z-index: -1
}
.techdoc .techhead img {
    position: absolute;
    left: 50%;
    top: 0;
    -webkit-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    transform: translateX(-50%); 
}
.techdoc .techdoc-404 h1 {
    font-family: maven pro, sans-serif;
    color: #ececec;
    font-weight: 900;
    font-size: 276px;
    margin: 0;
    position: absolute;
    left: 50%;
    top: 50%;
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%)
}
.techdoc h2 {
    font-family: maven pro, sans-serif;
    font-size: 46px;
    color: #000;
    font-weight: 900;
    text-transform: uppercase;
    margin: 0
}
.techdoc p {
    font-family: maven pro, sans-serif;
    font-size: 16px;
    color: #000;
    font-weight: 400;
    text-transform: uppercase;
    margin-top: 15px
}
.techdoc a {
    font-family: maven pro, sans-serif;
    font-size: 14px;
    text-decoration: none;
    text-transform: uppercase;
    background: #189cf0;
    display: inline-block;
    padding: 16px 38px;
    border: 2px solid transparent;
    border-radius: 40px;
    color: #fff;
    font-weight: 400;
    -webkit-transition: 0.2s all;
    transition: 0.2s all
}
.techdoc a:hover {
    background-color: #fff;
    border-color: #189cf0;
    color: #189cf0
}
@media only screen and(max-width:480px) {
    .techdoc .techdoc-404 h1 {
        font-size: 162px
    }
    .notfound h2 {
        font-size: 26px
    }
}