.ani {
	position: relative;
	padding: 10px 20px;
	box-shadow: 0 0 10px 5px rgba(0, 0, 0, 0.1);
	color: #333;
	background: #fff;
	text-decoration: none;
	text-transform: uppercase;
	letter-spacing: 1px;
	font-size:14px;
	overflow: hidden;
	display: inline-block;
	 
}
.ani:hover {text-decoration: none}
.ani span:nth-child(1) {
	position: absolute;
	top: 0;
	right: 0;
	width: 100%;
	height: 3px;
	background: linear-gradient(to right, #171618, #3b4dff);
	
}


@keyframes animate1 {
	0% {
		transform: translateX(-100%);
	}
	100% {
		transform: translateX(100%);
	}
}

.ani span:nth-child(2) {
	position: absolute;
	top: 0;
	right: 0;
	height: 100%;
	width: 3px;
	background: linear-gradient(to bottom, #171618, #3b4dff);
	
}
@keyframes animate2 {
	0% {
		transform: translateY(-100%);
	}
	100% {
		transform: translateY(100%);
	}
}

.ani span:nth-child(3) {
	position: absolute;
	bottom: 0;
	right: 0;
	width: 100%;
	height: 3px;
	background: linear-gradient(to left, #171618, #3b4dff);
	
}

@keyframes animate3 {
	0% {
		transform: translateX(100%);
	}
	100% {
		transform: translateX(-100%);
	}
}

.ani span:nth-child(4) {
	position: absolute;
	top: 0;
	left: 0;
	height: 100%;
	width: 3px;
	background: linear-gradient(to top, #171618, #3b4dff);
	
}

@keyframes animate4 {
	0% {
		transform: translateY(100%);
	}
	100% {
		transform: translateY(-100%);
	}
}
.ani:hover span:nth-child(1){animation: animate1 2s linear infinite;}
.ani:hover span:nth-child(2){animation: animate2 2s linear infinite;
	animation-delay: 1s;}
.ani:hover span:nth-child(3){animation: animate3 2s linear infinite;}
.ani:hover span:nth-child(4){animation: animate4 2s linear infinite; animation-delay: 1s;}


@media (max-width: 991px) {
.ani {
	 width: 100%; text-align: center;
	 
}
.ani:hover {text-decoration: none}
.ani span:nth-child(1) {
	position: absolute;
	top: 0;
	right: 0;
	width: 100%;
	height: 2px;
	background: linear-gradient(to right, #171618, #3b4dff);
	
}	
}





 
.outer_a a {
	 
	font-size: 22px;
	text-align: center;
	overflow: hidden;
	min-width: 100px;
	max-width: 220px;
	width: 200px;
	display: block;
	padding: 2px 8px;
	border-radius: 40px;
	color: #fff;
	vertical-align: middle;
	position: relative;
	z-index: 1;
	-webkit-backface-visibility: hidden;
	-moz-osx-font-smoothing: grayscale; }
.outer_a a:hover {text-decoration: none}
.outer_a {
	position: relative;
	display: inline-block;
	margin: 0 auto;
	border: 4px solid #549ade;
	border-radius: 40px;
	padding: 6px;
	z-index: 1; }

.outer_a::before,
.outer_a::after {
	content: '';
	border-radius: inherit;
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: -1;
	transition: background-color 0.3s, -webkit-transform 0.2s;
	-webkit-transition: background-color 0.3s, -webkit-transform 0.2s;
	-o-transition: transform 0.2s, background-color 0.3s;
	transition: transform 0.2s, background-color 0.3s;
	transition: transform 0.2s, background-color 0.3s, -webkit-transform 0.2s;
	-webkit-transition-timing-function: cubic-bezier(0.25, 0, 0.3, 1);
	-o-transition-timing-function: cubic-bezier(0.25, 0, 0.3, 1);
	transition-timing-function: cubic-bezier(0.25, 0, 0.3, 1); }

.outer_a a::before,
.outer_a a::after {
	content: '';
	border-radius: inherit;
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: -1;
	transition: background-color 0.3s, -webkit-transform 0.3s;
	-webkit-transition: background-color 0.3s, -webkit-transform 0.3s;
	-o-transition: transform 0.3s, background-color 0.3s;
	transition: transform 0.3s, background-color 0.3s;
	transition: transform 0.3s, background-color 0.3s, -webkit-transform 0.3s;
	-webkit-transition-timing-function: cubic-bezier(0.25, 0, 0.3, 1);
	-o-transition-timing-function: cubic-bezier(0.25, 0, 0.3, 1);
	transition-timing-function: cubic-bezier(0.25, 0, 0.3, 1); }

.outer_a::before {
	border: 3px solid #fff; }

.outer_a:hover::before {
	-webkit-transform: scale3d(1, 1, 1);
	transform: scale3d(1, 1, 1); }

.outer_a::before,
.outer_a:hover::after {
	-webkit-transform: scale3d(1.2, 1.2, 0);
	transform: scale3d(1.2, 1.2, 0);
	-webkit-transform-origin: center;
	-ms-transform-origin: center;
	transform-origin: center; }

.outer_a a::after {
	background: #549ade; }

.outer_a a:hover::before {
	-webkit-transform: scale3d(1, 1, 1);
	transform: scale3d(1, 1, 1); }

.outer_a a::before,
.outer_a a:hover::after {
	-webkit-transform: scale3d(0.8, 0.8, 1);
	transform: scale3d(0.9, 0.9, 1); }

.outer_a a:hover::after {
	background-color: #3e8dda; }

.outer_go a {
	min-width: 200px;
	max-width: 230px;
	width: 230px; }

.outer_go {
	border: 4px solid #22bfb2; }

.outer_go a::after {
	background: #22bfb2; }

.outer_go a:hover::after {
	background-color: #15a99d; }




.circle_outer {
    width: 170px;
    height: 170px;
    margin: 0 auto;
    border: 5px solid #22BFB2;
    border-radius: 50%;
    position: relative;
    transition: background-color 0.3s, border 0.2s, -webkit-transform 0.2s;
    -webkit-transition: background-color 0.3s, border 0.2s, -webkit-transform 0.2s;
    -o-transition: transform 0.2s, background-color 0.3s, border 0.2s;
    transition: transform 0.2s, background-color 0.3s, border 0.2s;
    transition: transform 0.2s, background-color 0.3s, border 0.2s, -webkit-transform 0.2s;
    -webkit-transition-timing-function: cubic-bezier(0.25, 0, 0.3, 1);
    -o-transition-timing-function: cubic-bezier(0.25, 0, 0.3, 1);
    transition-timing-function: cubic-bezier(0.25, 0, 0.3, 1);
}

.circle_inner, #about_us .circle_inner i {
    position: absolute;
    -o-transition: translate(-50%, -50%);
    -webkit-transition: translate(-50%, -50%);
    -ms-transition: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    top: 50%;
    left: 50%;
}
.circle_inner {
    width: 151px;
    height: 151px;
    font-size: 30px;
    color: #fff;
    background-color: #22BFB2;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center
}

.circle_inner:after {
    content: '\2713';
    font-size: 50px;
    /*position: absolute;
    left: 37%;
    top: 25%;*/
    font-family: FontAwesome;
}


.circle_outer:hover {
    border: 5px solid #008b7f;
    -webkit-transform: scale3d(1.1, 1.1, 1);
    transform: scale3d(1.1, 1.1, 1);
    background-color: #008b7f;
}