style.css

.bg-dark{
    background-color: black !important;
}
header {
    padding: 156px 0 100px;
  }
  .ham {
	position: relative;
	width: 40px;
	height: 40px;
	cursor: pointer;
	background-color: black;
}
.ham_line {
	position: absolute;
	left: 9px;
	width: 22px;
	height: 2px;
	background-color: white;
}
.ham_line1 {
	top: 11px;
  transition: all 0.3s;
}
.ham_line2 {
	top: 18px;
}
.ham_line3 {
	top: 25px;
  transition: all 0.3s;
}
.clicked .ham_line1 {
	transform: rotate(45deg);
	top: 20px;
}
.clicked .ham_line2 {
	width: 0px;
}
.clicked .ham_line3 {
	transform: rotate(-45deg);
	top: 20px;
}
.navbar-dark .navbar-toggler{
    border-color: black;
    outline: none;
}

.navbar-toggler .top-bar {
	transform: rotate(45deg);
	transform-origin: 10% 10%;
  }
   
  .navbar-toggler .middle-bar {
	opacity: 0;
  }
   
  .navbar-toggler .bottom-bar {
	transform: rotate(-45deg);
	transform-origin: 10% 90%;
  }
   
  .navbar-toggler.collapsed .top-bar {
	transform: rotate(0);
  }
   
  .navbar-toggler.collapsed .middle-bar {
	opacity: 1;
  }
   
  .navbar-toggler.collapsed .bottom-bar {
	transform: rotate(0);
  }
.icon-bar {
	width: 22px; 
	height: 2px;
	background-color: #B6B6B6;
	display: block;
	transition: all 0.2s;
	margin-top: 4px
}
.navbar-toggler {
  border: none;
  background: transparent !important;
}




.bar img {
	width: 100%;
}