.children_buttons {
    padding: 0 !important;
}
.children_buttons li::before {
    content: none !important;
}
.children_buttons li a {
    text-decoration: none !important;
}
.children_buttons {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
}
.children_buttons li {
    width: 200px;
    height: 70px;
    border: 1px solid #e5e5e5;
    border-radius: 5px;
    -webkit-transition: border-color 0.15s ease-in-out;
    -o-transition: border-color 0.15s ease-in-out;
    transition: border-color 0.15s ease-in-out;
    margin: 15px !important;
    list-style-type: none;
}
.children_buttons li:hover {
    border-color: #4caf50;
}
.children_buttons li a {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    text-align: center;
    width: 100%;
    height: 100%;
    color: #252e37;
    font-weight: 500;
    padding: 0 20px;
}