@media (min-width: 768px){
    .container {
        width: auto;
    }
}
@media (min-width: 992px){
    .container {
        width: 970px;
    }
}
@media (min-width: 1200px){
    .container {
        width: 1170px;
    }
}
@media (min-width: 1440px){
    .container {
        width: 1400px;
    }
}
@media (max-width: 767px){
    .navbar {
        border: none;
        padding: 0px;
    }
    .navbar-header {
        padding: 17px 0px 11px 25px;
    }
    .nav li {
        border-top: 1px solid #e9e9e9;
    }
    .navbar-nav > li > a {
        color:#777777;
        text-align: center;
    }
}
@media (max-width: 1024px){
    .homepage .content {
        padding: 5rem 0 6rem 0;
    }
    .about .content {
        padding: 6rem 0 5rem 0;
    }
    .contact .content {
        padding: 3rem 0 7rem 0;
    }
    .section .title {
        font-size: 67px;
    }
    .contact .title {
        margin-bottom: 2rem;
    }
    .contact .ps {
        font-size: 24px;
    }
    .menus {
        top: 30%;
        left: 5%;
    }
}
@media (max-width: 992px){
    .navbar-nav > li > a {
        font-size: 17px;
        padding-left: 10px;
        padding-right: 10px;
    }
    .homepage li {
        float: right;
        margin-right:10px;
    }
    .site-footer .btt {
        right: 0;
        left: 0;
        margin: auto;
    }
}
@media (max-width: 768px){
    .homepage ul {
        right: .5rem;
        bottom: 5.5rem;
    }
    .section .title {
        font-size: 40px;
    }
    .contact .title {
        margin-bottom: 2rem;
    }
    .contact .ps {
        font-size: 20px;
    }
    .section p {
        font-size: 30px;
    }
    .menus {
        display: none;
    }
    .contact .email {
        background: url(../images/email.png) no-repeat 0 2px;
        background-size: 30px;
        text-indent: 3.5rem;
        margin: 0 0 0 -10px;
        font-size: 24px;
    }
   
}
@media (max-width: 440px){
    .section {
        width: 90%;
        margin: auto;
    }
    .section .title {
        font-size: 35px;
    }
    .section p {
        font-size: 25px;
    }
    .homepage .section {
        padding-top: 7rem;
    }
    .contact .email {
        background: url(../images/email.png) no-repeat 0 2px;
        background-size: 24px;
        text-indent: 3rem;
        font-size: 20px;
    }
    .site-info p{
        font-size: 20px;
    }
    .site-footer .site-info {
        padding-bottom: 2.5rem;
    }
    .site-footer p a {
        display: block;
    }
}
@media (max-width: 425px){
    .contact .email {
        background: url(../images/email.png) no-repeat 0 0;
        background-size: 24px;
        text-indent: 2.5rem;
        font-size: 18px;
    }
}
@media (max-width: 325px){
    .contact .email {
        background: url(../images/email.png) no-repeat 0 0;
        background-size: 18px;
        text-indent: 2rem;
        font-size: 14px;
    }
}