Button styling example

.MyClass input[type="submit"] {
  background-color: #007cba;
  border: 1px solid #007cba;
  border-radius: 3px 3px 3px 3px;
  display: inline-block;
  min-height: 20px;
  min-width: 80px;
  margin-top: 8px;
  margin-right: 8px;
  margin-left: 0px;
  margin-bottom: 8px;
  padding-top: 5px;
  padding-right: 8px;
  padding-left: 8px;
  padding-bottom: 5px;
  font-size: 16px;
  font-weight: normal;
  line-height: 20px;
  color: #fff;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
}

.MyClass input[type="submit"]:hover {
  background-color: transparent;
  border-color: #333;
  color: inherit;
}

Delete button with icon example

  <form action="/" method="POST">  

    <input type="submit" class="button_delete" value="Delete">
  </form>

/*----- DELETE BUTTON -----*/
.button_delete {
  background-color: #a50011;
  background-image: url('../divi-child/images/button_delete.png');
  background-repeat: no-repeat;
  background-size: 14px 18px;
  background-position: 5px 4px;
  border: 0px;
  border-radius: 3px 3px 3px 3px;
  height: 28px;
  min-width: 120px;
  margin-top: 0px;
  margin-right: 4px;
  margin-left: 0px;
  margin-bottom: 8px;
  padding-top: 4px;
  padding-right: 6px;
  padding-left: 26px;
  padding-bottom: 4px;
  font-size: 14px;
  font-weight: normal;
  line-height: 20px;
  color: #fff;
  text-align: center;
  display: inline-block;
  cursor: pointer;
}