@keyframes pulse {
    0% {
        text-shadow: -3px -3px 0 white,3px 3px 0 #ffc107;
    }

    50% {
        text-shadow: -3px -3px 0 #ffc107,3px 3px 0 black;
    }

    100% {
        text-shadow: -3px -3px 0 white,3px 3px 0 #ffc107;
    }
}

#notfound {
    position: relative;
    height: 100vh;
}

    #notfound .notfound {
        position: absolute;
        left: 50%;
        top: 50%;
        -webkit-transform: translate(-50%,-50%);
        -ms-transform: translate(-50%,-50%);
        transform: translate(-50%,-50%)
    }

.notfound {
    max-width: 767px;
    width: 100%;
    line-height: 1.4;
    text-align: center
}

    .notfound .notfound-404 {
        position: relative;
        height: 180px;
        margin-bottom: 20px;
        z-index: -1
    }

        .notfound .notfound-404 h1 {
            font-family: montserrat,sans-serif;
            position: absolute;
            left: 50%;
            top: 50%;
            -webkit-transform: translate(-50%,-50%);
            -ms-transform: translate(-50%,-50%);
            transform: translate(-50%,-50%);
            font-size: 224px;
            font-weight: 900;
            margin-top: 0;
            margin-bottom: 0;
            margin-left: -12px;
            color: #44546c;
            text-transform: uppercase;
            text-shadow: -3px -3px 0 white,3px 3px 0 #ffc107;
            letter-spacing: -20px;
            animation: pulse 5s linear infinite;
        }

        .notfound .notfound-404 h2 {
            font-family: montserrat,sans-serif;
            position: absolute;
            left: 0;
            right: 0;
            top: 118px;
            font-size: 24px;
            font-weight: 700;
            color: white;
            text-transform: uppercase;
            text-shadow: 0 2px 0 black;
            letter-spacing: 13px;
            margin: 0;
        }

    .notfound a {
        font-family: montserrat,sans-serif;
        display: inline-block;
        text-transform: uppercase;
        background-color: #ffc107;
        text-decoration: none;
        padding: 10px 40px;
        font-size: 20px;
        font-weight: 700;
        -webkit-transition: .2s all;
        transition: .2s all;
        color: white;
        margin-top: 8px;
    }

        .notfound a:hover {
            color: white
        }

.sorry {
    margin: 4px;
    color: white;
    font-weight: lighter;
    font-size: 24px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

@media only screen and (max-width: 767px) {
    .notfound .notfound-404 h2 {
        font-size: 24px
    }
}

@media only screen and (max-width: 480px) {
    .notfound .notfound-404 h1 {
        font-size: 182px
    }
}