@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;700&display=swap');


* {
margin: 0px;  
padding: 0px;
font-family: 'Oswald', sans-serif;
font-weight: 400;  
}

/* .img-cur {
    cursor: url(images/cursor.png), auto;
 } */
.shadow-white {
  box-shadow: 0 0 20px var(--bs-primary);
}
 .text-justify {
   text-align: justify;
}
 .button-back {
    float: right;
 }

.bg-custom-blue-animated {
   background:
      linear-gradient(270deg, #111B25, #000088, #111B25),
      url('graph/math.jpg') center center / cover no-repeat;
   background-blend-mode: overlay;
   background-size: 600% 600%, cover;
   animation: gradientShift 120s ease infinite;
   color: whitesmoke;
}

 /* .container-fluid {
   border: 2px solid #4CAF50;
}

 .container {
   border: 2px solid #4CAF50;
} */

 /* .row {
   border: 2px solid #ff0000;
}
.col {
   border: 2px solid #0000ff;
} */