.img-circle {

    border-radius: 200px;
    width: 200px;
    padding: 40px;
    /*margin-right: -719px;*/
    height: 200px;

}
#profile_mg {
  width: 30px;
}

.text-center{
  text-align: center;
}

.btn{
  background-color: #D84B4B;

  color: white;

  border-radius: 49px;

  padding: 12px 16px;

  text-decoration: none;
}

h1 {
  font-size: 55px;
}


h2{
  font-size: 25px;
  font-family: 'Open Sans', sans-serif;
  text-decoration: underline;



}

#profile_img {
  width: 450;
  height: 300;

}


body{
  /*background-color: green;*/
  background-image: url("https://estudosaduaneiros.com/wp-content/uploads/2017/10/Seguran%C3%A7a-dos-sistemas-de-criptomoedas.jpg")
}

/*Aqui vou fazer os meus divs das meus assuntos de uma maneira que fique mais bem
separadinho*/

.Subjects{
  padding: 50px;
  background-color: white;
  border-radius: 8px;
  margin: 20px 0;
  border: 1px solid rgba(0, 0, 0, 0.3);
  /*margin-left: 100px;*/

}
.container {
  padding: 600px;
  /*align-self: center;*/
  /*width: 500px;*/
  /*display: table;*/
  /*margin-left: 100px;*/
  /*margin: 0 auto;*/
  /*margin: 0 auto;*/
  /*width: 20000px;*/


}
/*Advanced CSS*/

.Subjects > tr {
  font-family: montserrat;
  margin: 100px 100px;
  padding: 30px;
  font-size: 200px;
  margin: 0 auto;
}

td {
    padding: 7px;
    font-family: montserrat;


}
/*
#first_subject {
  background_i
}*/



/* Large */
.container {
  display: flex;
  flex-flow: column wrap;
  /* This aligns items to the end line on main-axis */
  justify-content: flex-end;

  flex-direction: row;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}


@media (max-width: 960px) {
  /* For a screen < 960px, this CSS will be read */
  .container {
    width: 700px;
  }
}
@media (max-width: 720px) {
  /* For a screen < 720px, this CSS will be read */
  .container {
    width: 500px;
  }
}
@media (max-width: 540px) {
  /* For a screen < 540px, this CSS will be read */
  .container {
    width: 300px;
  }
}