body {
    background: #f3f4f6;
}

.header {
    background: #ffffff;
    padding: 5px 0;
    box-shadow: 0px 0px 4px rgba(0, 0, 0, 0.3);
}
.header .logo {
    display: inline-block;
}
.header .logo a {
    display: flex;
    max-width: 98px;
    align-items: center;
}
.header .logo a img {
    max-width: 100%;
    height: auto;
}

.btn-blue-bg {
    color: #ffffff;
    background: #475eab;
    border: 2px solid transparent;
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    font-size: 16px;
    border-radius: 0;
    text-transform: uppercase;
}

.btn-blue-bg:hover {
    color: #ffffff;
    background: #038cb7;
}

.error-404 {
    margin-top: 70px;
}

.error-404 .img-error-mid {
    display: block;
    margin-right: auto;
    margin-left: auto;
    width: 45%;
    margin-top: 40px;
    margin-bottom: 15px;
}

.error-404 .img-error-mid .img-404 {
    width: 70%;
    display: block;
    margin-right: auto;
    margin-left: auto;
    margin-bottom: 30px;
}

.error-404 .img-error-mid img {
    width: 100%;
}

.error-404 .cont-section {
    display: block;
    margin-right: auto;
    margin-left: auto;
    width: 45%;
}

.error-404 .cont-section h3 {
    font-size: 40px;
    color: #363636;
    font-weight: bold;
    text-align: center;
    margin-bottom: 30px;
}

.error-404 .cont-section p {
    font-size: 16px;
    color: #878787;
    text-align: center;
    margin-bottom: 30px;
}

@media (max-width: 767px) {
    body {
        margin-bottom: 0px;
    }
    .errorhd {
        padding: 6px 0px;
    }
    .error-404 {
        margin-top: 70px;
    }
    .error-404 .img-error-mid {
        display: block;
        margin-right: auto;
        margin-left: auto;
        width: 45%;
        margin-top: 40px;
        margin-bottom: 15px;
    }
    .error-404 .img-error-mid img {
        width: 100%;
    }
    .error-404 .img-error-mid .img-404 {
        width: 60%;
        display: block;
        margin-right: auto;
        margin-left: auto;
        margin-bottom: 30px;
    }
    .error-404 .cont-section {
        display: block;
        margin-right: auto;
        margin-left: auto;
        width: 45%;
    }
    .error-404 .cont-section h3 {
        font-size: 40px;
        color: #363636;
        font-weight: bold;
        text-align: center;
        margin-bottom: 30px;
    }
    .error-404 .cont-section p {
        font-size: 16px;
        color: #878787;
        text-align: center;
        margin-bottom: 30px;
    }
}
@media (max-width: 1200px) {
    .error-404 .img-error-mid,
    .error-404 .cont-section {
        width: 60%;
    }
}
@media (max-width: 991px) {
    .error-404 .img-error-mid,
    .error-404 .cont-section {
        width: 80%;
    }
}
@media (max-width: 767px) {
    .error-404 .img-error-mid,
    .error-404 .cont-section {
        width: 100%;
    }
    .error-404 .img-error-mid {
        padding-right: 15px;
        padding-left: 15px;
    }
    .error-404 .cont-section h3 {
        font-size: 200%;
    }
}
@media (max-width: 480px) {
    .error-404 .img-error-mid {
        margin-top: 40px;
        margin-bottom: 15px;
    }
    .error-404 .img-error-mid .img-404 {
        margin-bottom: 15px;
    }
    .error-404 .cont-section h3 {
        font-size: 150%;
        margin-bottom: 15px;
    }
    .error-404 .cont-section p {
        margin-bottom: 15px;
    }
}