.title{
background: rgb(42,70,91);
background: linear-gradient(90deg, rgba(42,70,91,1) 0%, rgba(62,104,135,1) 50%, rgba(49,152,166,1) 100%);
padding :5px;
width:100%
}
.title_writing{
color:white;
text-align:center;
font-family:system-ui;

}

#navbar {
overflow: hidden;
background: rgb(42,70,91);
background: linear-gradient(90deg, rgba(42,70,91,1) 0%, rgba(62,104,135,1) 50%, rgba(49,152,166,1) 100%);
padding :5px;
padding-right:5px;
width:100%;
position: relative;

}

#navbar a{
font-family:system-ui;
float:right;
display: block;
color:white;
text-align: center;
padding:25px 15px;
text-decoration: none;
}

.img {
  max-width: 80%;
  height: auto;
   display: block;
  margin-left: auto;
  margin-right: auto;
  width: 50%;
}

img.polaroid {
  width: 80%;
  background-color: white;
}
img {width: 100%}

img.container {
  text-align: center;
  padding: 10px 20px;
}

#navbar a:hover {
background-color:rgb(49,75,103);
color:white;
}

#navbar.sticky{
position:fixed;
top:0;
}

.navbarOffsetMargin{
padding-top:45px
}
.box {
  background-color: rgb(256,256,256);
  color: rgb(1,1,1);
  border: 5px solid rgb(42, 70, 91);
  margin: 0 0 1em 0;
  margin:15px;
  padding: 5px;
  text-align:justify;
  width:70%;
  float:left;
  font-family:gill sans, sans-serif

}
.box2{
 background-color: rgb(89,106,160);
  color: rgb(256,256,256);
  border: 3px solid rgb(67, 98, 133);
  margin : 0 0 1em 0;
  margin-top:5px;
margin:15px;
  padding: 5px;
  text-align:justify;
float:right;
width:20%;
font-family:gill sans, sans-serif;
margin-top:0
  }
 .footer{
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
background-color: rgb(209,220,237);
  color: rgb(1,1,1);
  border: 3px solid rgb(148, 158, 181);
  text-align:center;
  font-family:gill sans, sans-serif;;
  }
.box-what-even-is-physics1{

 background-color: rgb(89,106,160);
  color: rgb(256,256,256);
  border: 3px solid rgb(67, 98, 133);
  margin : 0 0 1em 0;
  margin-top:5px;
margin-right:25%;
  padding: 5px;
  text-align:center;
float:right;
width:50%;
font-family:gill sans, sans-serif;
margin-top:0
}