@media all and (max-width: 991px){.my_image img{width: 80%; height: 80%;}.my_image{text-align: center;}.my_image::after{width: 80%; height: 100%; left: 13%; top: 3.5%;}}@media all and (max-width: 767px){#about_section, #porthfolio_section, #contact_section{padding: 50px 0;}#header_section .row{min-height: 92vh;}.header_section_content{width: 100%;}#header_section{background-image: none, linear-gradient(#231a19, #231a19);}.main_nav ul li a i{width: 65px; height: 65px; line-height: 65px; background-color: #555; text-align: center; border-radius: 50%; transition: 0.3s ease-out;}.main_nav{width: 100%; height: 81px;}.section_header h2{font-size: 40px;}.section_header .section_small_title::after{display: none;}.section_header .section_small_title::before{display: none;}.slick-slide img{display: inline;}.experience p, .education p{font-size: 14px; color: #555; width: 100%;}.project_img::after{width: 80%; left: 7.5%;}.project_img img{width: 80%;}.project_details p{width: 100%;}}@media all and (max-width: 576px){.main_nav{width: 100%; height: 75px;}.main_nav ul li a{font-size: 20px;}.main_nav ul li a i{width: 60px; height: 60px; line-height: 60px; background-color: #555; text-align: center; border-radius: 50%; transition: 0.3s ease-out;}.contact_information li:not(.contact_information li:last-child){margin-bottom: 10px;}}