.qrcode img{border:5px solid inherit}.page[data-v-1e3649c8]{padding:1rem;height:calc(100vh - 4rem);user-select:none;box-sizing:border-box}.problem-page[data-v-1e3649c8]{height:100%;display:flex;flex-direction:column}.problem-page .buttons[data-v-1e3649c8]{margin-top:auto}.circle[data-v-1e3649c8]{width:200px;height:200px;position:relative;border-radius:50%;background:#0dd1b2;margin:0 auto}.circle .left[data-v-1e3649c8],.circle .right[data-v-1e3649c8]{width:200px;height:200px;position:absolute;top:0;left:0}.left[data-v-1e3649c8]{clip:rect(0,100px,auto,0)}.right[data-v-1e3649c8]{clip:rect(0,auto,auto,100px)}.left_con[data-v-1e3649c8],.right_con[data-v-1e3649c8]{display:block;width:200px;height:200px;border-radius:50%;background:#e8ebf0;position:absolute;top:0;left:0}.left_con[data-v-1e3649c8]{clip:rect(0,100px,auto,0)}.right_con[data-v-1e3649c8]{clip:rect(0,auto,auto,100px)}.mask[data-v-1e3649c8]{width:150px;height:150px;border-radius:50%;left:25px;top:25px;background:#fff;position:absolute;text-align:center;line-height:40px;padding:30px 0}.ribbon[data-v-1e3649c8]{display:inline-block;position:relative;background:#363636;color:#fff;padding:.5em 2em;margin-left:-1rem;margin-bottom:1rem}.label[data-v-9c8bdc90]{font-size:1.2rem;margin-bottom:1px}.product-desc[data-v-9c8bdc90]{margin:0 0 8px;font-size:.75rem}.product-card[data-v-9c8bdc90]{box-shadow:3px 2px 30px 0 rgba(50,50,50,.1);display:inline-flex;border-radius:10px;overflow:hidden;transition:all .2s}.product-card[data-v-9c8bdc90]:hover{transform:translateY(-3px);cursor:pointer;box-shadow:3px 3px 6px rgba(55,84,170,.15),-3px -3px 8px #fff,inset 0 0 2px hsla(0,0%,100%,.2)}.page[data-v-02b90b70]{background-color:#eef2ff;padding:1rem}.section[data-v-02b90b70]{padding:4rem 0 2rem}@media screen and (max-width:767px){.section[data-v-02b90b70]{padding-left:.5rem;padding-right:.5rem}}.qa .title[data-v-02b90b70]{margin-top:2rem}.content[data-v-02b90b70]{text-align:justify;font-size:17px}.message a[data-v-02b90b70]{text-decoration:none!important}#knowledge-groups[data-v-02b90b70]{position:relative}.knowledge-group[data-v-02b90b70]{padding:0 1rem 2rem}.knowledge-group .card[data-v-02b90b70]{padding:5px 12px;font-size:14px}.label[data-v-02b90b70]{font-size:20px;margin-bottom:2px}.multi-column[data-v-02b90b70]{column-gap:3rem;column-count:2;line-height:1.8}.multi-column li[data-v-02b90b70]{-webkit-column-break-inside:avoid;-moz-column-break-inside:avoid;-moz-page-break-inside:avoid;page-break-inside:avoid;break-inside:avoid-column;margin-bottom:2rem}@media screen and (max-width:768px){.multi-column[data-v-02b90b70]{column-gap:2rem;column-count:1}}.rec-title[data-v-02b90b70]{border-bottom:5px solid #363636;width:30%;min-width:200px;padding:1rem .5rem;font-size:18px}.sticks[data-v-02b90b70]{padding:2rem 0}.stick-card[data-v-02b90b70]{position:relative;font-size:12px;height:100%;background:none;padding-bottom:5px}.stick[data-v-02b90b70]{padding:1rem 0;border-top:1px solid #ddd;transition:all .3s;height:100%}.stick .ncre[data-v-02b90b70]{display:inline-block;border:1px solid #3b82f6;background:#3b82f6;color:#fff;margin:0 2px;border-radius:50%;line-height:1;width:1rem;height:1rem;text-align:center}.stick .rank[data-v-02b90b70]{background:#3b82f6;color:#fff;padding:2px 10px;position:absolute;right:0;top:0}.stick .stick-image[data-v-02b90b70]{box-shadow:0 3px 5px rgba(0,0,0,.2)}.stick .name[data-v-02b90b70]{font-size:14px;margin-top:5px}.official[data-v-02b90b70]{position:absolute;right:0;top:-1px;color:#fff;background:#312e81;font-size:12px;border-radius:0 0 0 3px;padding:0 3px}.course-card[data-v-02b90b70]{box-shadow:3px 2px 30px 0 rgba(50,50,50,.1);display:inline-flex;border-radius:10px;overflow:hidden;transition:all .2s}.course-card[data-v-02b90b70]:hover{transform:translateY(-3px);cursor:pointer;box-shadow:3px 3px 6px rgba(55,84,170,.15),-3px -3px 8px #fff,inset 0 0 2px hsla(0,0%,100%,.2)}