*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    font-family:Arial,sans-serif;
}

.container{
    width:90%;
    max-width:1200px;
    margin:auto;
}

a{
    text-decoration:none;
}

img{
    max-width:100%;
    height:auto;
}