.value_a{ width:30%; text-align:center; margin:0 auto; display:inline-block;}
.value_shuzi{ font-size:60px; color:#999999; font-weight:bold; line-height:60px; margin-bottom:30px; position:relative;}
.value_title{ font-size:18px; font-weight:bold; color:#666666;}
.value::before {
right: 110px;
  top: -3px;
  content: "+";
  display: block;
  position: absolute;
}
.value2::before {
right: 73px;
  top: -3px;
  content: "+";
  display: block;
  position: absolute;
}
.value3::before {
right: 110px;
  top: -3px;
  content: "+";
  display: block;
  position: absolute;
}