.avatar img{width:28rem;height:auto}@media only screen and (max-width:768px){.avatar img{width:22rem}}.about h1{font-size:5.5rem}.about h2{font-size:2.4rem}.about ul{font-size:2.8rem}@media only screen and (max-width:768px){.about h1{font-size:4.5rem}.about h2{font-size:2rem}}