h1{
   text-align: center;
   border: 3px solid black;
   margin: 20px;
   margin-right: 0%;
   margin-left: 0%;
   padding: 20px;
   background-color: azure;
   opacity: 0.7;
   box-shadow: black;
}
.bridge{
    text-decoration: none;
}
div{
    box-shadow: 10px 10px 5px;
    transition: all 200ms ease-out;
}
.bordershadow:hover{
    background-color: aqua;
    font-size: 20px;
}
a:link{
    color: purple;
}
a:visited{
    color: green;
}
a:hover{
    color: brown;
}
a:active{
    color: rgb(22, 237, 122);
}
body{
    background-image: url("https://thumbs.dreamstime.com/b/black-yoga-mat-kg-blue-dumbbells-resistance-bands-laid-out-white-surface-perfect-home-workout-setup-ai-generated-347912710.jpg");
}
#rus_page{
    text-decoration: line-through;
}