html {
    font-size: 14px;
    position: relative;
    min-height: 100%;
}

body {
    margin-bottom: 60px;
}

.text-justify {
    text-align: justify;
}

.text-two-line {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.text-three-line {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

@media (min-width: 768px) {
    html {
        font-size: 16px;
    }
}

@media (max-width:450px) {
    .header {
        height: 50px;
    }
}

@media (max-width:400px) {
    .header {
        height: 45px;
    }
}