body {
  font-family: sans-serif;
  background-image: url("images/white_wall.jpeg");
}

h1 {
  margin-top: 70px;
  margin-left: 15px;
  padding: 0.25em 0.5em;
  color: #494949;
  background: transparent;
  border-left: solid 5px #76d8a7;
  font-weight: bold;
  font-size: 60px;
  color: rgba(0, 0, 0, 0);
  text-shadow: 3px 3px 0 rgb(125, 223, 174);
  -webkit-text-stroke: 0.8px #888;
}

h5 {
  color: #1B1B1B;
  font-size: 15px;
  text-align: center;
  position: relative;
  padding: 0.25em 1em;
  border-top: solid 2px black;
  border-bottom: solid 2px black;
}
h5:before, h5:after {
  content: '';
  position: absolute;
  top: -7px;
  width: 2px;
  height: -webkit-calc(100% + 14px);
  height: calc(100% + 14px);
  background-color: black;
}
h5:before {
  left: 7px;
}
h5:after {
  right: 7px;
}

ul.list1 {
  margin-bottom: 50px;
  text-align: center;
  border-style: solid;
  border-width: 3px;
  padding: 20px;
  border-radius: 50px;
  background-color: rgb(31, 33, 36);
}

ul.list1 li.list2 {
  list-style-type: none;
  display: inline;
  margin-right: 20px;
  margin-left: 20px;
}

#btn{
  text-align: center;
}

ul.list1 li.list2 a.list3 {
  color: #fff;
  font-size: 20px;
  font-weight: bold;
  font-family: Helvetica;
  text-shadow: 
    0 1px 0 #ccc, 
    0 2px 0 #c9c9c9, 
    0 3px 0 #bbb, 
    0 4px 0 #b9b9b9, 
    0 6px 1px rgba(0,0,0,.1), 
    0 0 5px rgba(0,0,0,.1), 
    0 3px 5px rgba(0,0,0,.2), 
    0 10px 10px rgba(0,0,0,.2), 
    0 12px 12px rgba(0,0,0,.12);
}
ul.list1 li.list2 a.list3:hover {
  color: #78a2c5;
}

table{
  width: 100%;
  border-collapse: collapse;
}

table tr{
  border-bottom: solid 2px white;
}

table tr:last-child{
  border-bottom: none;
}

table th{
  position: relative;
  text-align: left;
  width: 30%;
  background-color: #52c2d0;
  color: white;
  text-align: center;
  padding: 10px 0;
}

table th:after{
  display: block;
  content: "";
  width: 0px;
  height: 0px;
  position: absolute;
  top:calc(50% - 10px);
  right:-10px;
  border-left: 10px solid #52c2d0;
  border-top: 10px solid transparent;
  border-bottom: 10px solid transparent;
}

table td{
  text-align: left;
  width: 70%;
  text-align: center;
  color: rgb(8, 8, 8);
  background-color: #eee;
  padding: 10px 0;
}

HTML CSS Result
*,
*:before,
*:after {
  -webkit-box-sizing: inherit;
  box-sizing: inherit;
}

html {
  
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  font-size: 62.5%;
}

.btn,
a.btn,
button.btn {
  margin-top: 30px;
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.5;
  position: relative;
  display: inline-block;
  padding: 1rem 4rem;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  text-align: center;
  vertical-align: middle;
  text-decoration: none;
  letter-spacing: 0.1em;
  color: #212529;
  border-radius: 0.5rem;
}

a.btn-malformation {
  text-align: center;
  font-size: 2rem;
  padding: 3rem 4rem;
  color: #fff;
  border-radius: 100% 80px / 80px 100%;
  background-color: #f07823;
}

a.btn-malformation:hover {
  color: #fff;
  border-radius: 60% 80% / 100% 80%;
}

.btn-shadow {
  text-align: left;
  margin-top : 30px ;
  display: inline-block;
  padding: 0.5em 1em;
  text-decoration: none;
  background: #93afec;
  color: #FFF;
  border-bottom: solid 4px #627295;
  border-radius: 3px;
}

.btn-shadow:active {
  -webkit-transform: translateY(4px);
  transform: translateY(4px);
  box-shadow: 0px 0px 1px rgba(0, 0, 0, 0.2);
  border-bottom: none;
}

p.myself{
  text-align: center;
  margin-bottom: 30px;
}
p.icon{
  text-align: center;
}
a.icon{
  overflow: hidden;
}
a.icon img{
  cursor: pointer;
  transition-duration: 0.5s;
}
a.icon:hover img{
  transform: rotateX( 360deg );
  transition-duration: 0.5s;
}
a.icon_1{
  margin-right: 40px;
  margin-left: 40px;
  overflow: hidden;
}
a.icon_1 img{
  cursor: pointer;
  transition-duration: 0.5s;
}
a.icon_1:hover img{
  transform: rotateX( 360deg );
  transition-duration: 0.5s;
}

ul.topnav {
  font-family: Helvetica;
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 10000;
	overflow: hidden;
	margin: 0;
	padding: 0;
	list-style-type: none;
	background-color: #696966;
}
ul.topnav li {
	float: left;
}
ul.topnav li a {
	display: block;
	padding: 14px 16px;
	text-align: center;
	text-decoration: none;
	color: white;
}
ul.topnav li a:hover:not(.active) {
	background-color: #eceef1;
}
ul.topnav li.right {
	float: right;
}
#cheak {
  text-align:center;
  position: relative;
  margin-top: 40px;
  margin-bottom: 40px;
  padding: .5em .75em;
  color: rgb(255, 255, 255);
  background-color: #85d697;
  border-radius: 6px;
}
#cheak::after {
  position: absolute;
  top: 100%;
  left: 49%;
  content: '';
  width: 0;
  height: 0;
  border: 20px solid transparent;
  border-top: 15px solid #85d697;
}
#cheak_1 {
  text-align: center;
  position: relative;
  margin-bottom: 40px;
  padding: .5em .75em;
  color: rgb(255, 255, 255);
  background-color: #349ac9;
  border-radius: 6px;
}
#cheak_1::after {
  position: absolute;
  top: 100%;
  left: 49%;
  content: '';
  width: 0;
  height: 0;
  border: 20px solid transparent;
  border-top: 15px solid #349ac9;
}

.arrow_btn {
	display: inline-block;
	position: relative;
	width: 200px;
	padding: 0.8em;
	text-align: center;
	text-decoration: none;
	color: #1B1B1B;
	background: #fff;
	border-radius: 30px;
	border:1px solid #1B1B1B;
	transition: transform ease .3s;
}
.arrow_btn:hover {
	cursor: pointer;
	text-decoration: none;
}
.arrow_btn span {
	display: inline-block;
	text-decoration: none;	
	transition: transform ease .3s;
}
.arrow_btn:hover span{
	cursor: pointer;
	text-decoration: none;
	transform: translateX(6px);
}
.fuwatto_btn_yellow{
  display: inline-block;
  background-color: #FFC605;
  color: #FFF;
  width: 160px;
  padding: 0.8em;
  text-decoration: none;
  border-radius: 4px;
  box-shadow: 0 2px 2px 0 rgba(0,0,0,0.12), 0 1px 5px 0 rgba(0,0,0,0.12), 0 3px 1px -2px rgba(0,0,0,0.2);
  -webkit-tap-highlight-color: transparent;
  transition: .3s ease-out;
}
.fuwatto_btn_yellow:hover{
	cursor: pointer;
	text-decoration: none;
    box-shadow: 0 5px 10px 0 rgba(0,0,0,0.12), 0 3px 20px 0 rgba(0,0,0,0.12), 0 5px 6px -2px rgba(0,0,0,0.2);
}

.img_wrap{
  border: 1px solid #ddd;
  width: 70%;
  height: auto;
  margin: 0 auto;
  margin-top: 30px;
  margin-bottom: 30px;
  overflow: hidden;
}
.img_wrap img{
  width: 100%;
  cursor: pointer;
  transition-duration: 0.3s;
}
.img_wrap:hover img{
  opacity: 0.6;
  transition-duration: 0.3s;
}
.source{
  font-size: 20px;
  text-align: center;
}

footer {
  text-align: center;
  font-size: 7px;
}