.container_tab{
  padding: 0;
  float: left;
  width: 100%;
}
 
/* Style the tab */
.tab {
  float: left;
  width: 15%;
}

a:hover{text-decoration: none; color: red;}
 
/* Style the buttons inside the tab */
.tab button {
  display: block;
  color: black;
  padding: 10px;
  width: 100%;
  border: none;
  outline: none;
  text-align: left;
  cursor: pointer;
  transition: 0.5s ease-in;
  /* font-size: 15px; */
}
 
/* Change background color of buttons on hover */
.tab button:hover {
  background-color: rgb(91, 161, 227);
 
}
 
/* Create an active/current "tab button" class */
.tab button.active {
  background-color: rgb(88, 88, 88);
  color: white;
}
 
/* Style the tab content */
.tabcontent {
  float: left;
  padding: 10px;
  background: #fff;
  width: 83%;
  margin-left: 2%;
  animation: blinker 0.2s linear;
}
 
/* animation effects */
@keyframes blinker {  
    10% { opacity: 0; } 
    100% { opacity: 1; }
}
 
.tab .arrow {
  color: rgb(88, 88, 88);
  float: right;
  font-size: 26px;
  position: relative;
  left: 25px;
}
 
@media (max-width: 800px) {
  .tab {
    width: 30% !important;
  }
  .tabcontent{
    width: 61%;
  }
}
 
@media (max-width: 600px) {
  .tab, .tabcontent {
    width: 100% !important;
    margin: 0 auto;
  }
  .tab button{
    width: 100%;
    margin: 10px 0px;
    padding: 18px 10px;
  }
  .tab .arrow {
    display: none !important;
  }
}
.text
{
   
  font-weight: 900;
  text-align: center;
}
h1 {
  color: rgb(107, 0, 0);
  font-size: 50px !important;
}