/* 样式重置 */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


/* 链接 */

a {
    text-decoration: none;
    color: rgb(229, 11, 11);
}


/* 移动端布局方案: rem + vw */

html {
    font-size: calc(100vw / 3.75);
    /* 1rem = 100px  */
}

body {
    /* 字号重置 */
    font-size: 0.18rem;
    color: #333;
    /* 页面居中 */
    margin: auto;
    background-color: #F0F2F1;
    /* background: linear-gradient(to right, #a8d1fe80, #a6ebfe78); */
    /* padding: 0 0.15rem; */
    /* 滚动条自动隐藏 */
    overflow-y: auto;
}

body img {
    width: 100%;
    /* height: 100%; */
}


/* 媒体查询 */

@media (max-width: 320px) {
    html {
        font-size: 85px;
    }
}

@media (min-width: 640px) {
    html {
        font-size: 150px;
    }
}

header {
    left: 0;
    right: 0;
    position: fixed;
    z-index: 100;
    text-align: center;
    /*层级*/
    top: 10px; 
}

main {
    /* background-color: blueviolet; */
    overflow: hidden;
    /*溢出影藏*/
    position: relative;
    padding: 10px;
}

.sc {
    display: grid;
    border-radius: 5px;
    margin: auto;
    grid-template-columns: repeat(4, 1fr);
    height: 62.5px;
}

.bxsq {
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(to right, #A8D1FE, #A6EBFE);
    border-radius: 10px;
    padding: 3px;
    margin: 3px;
    font-size: 0.2rem;
}

.bxnr {
    text-align: center;
}

header {
    /* background: linear-gradient(to right, #A8D1FE, #A6EBFE); */
    overflow: hidden;
    /*溢出影藏*/
    position: relative;
    border-radius: 10px;
    height: 80px;
}

main {
    background: linear-gradient(to right, #51b0fdac, #4ed7fd78);
    overflow: hidden;
    /*溢出影藏*/
    position: relative;
    border-radius: 15px;
    /* padding: 5px; */
    margin: 10px;
}


.sc {
    display: grid;
    border-radius: 5px;
    margin: auto;
    grid-template-columns: repeat(4, 1fr);
    height: 62.5px;
}

/* .bxsq b {
    display: flex;
    align-items: center;
    color: #3788FB;
} */

.wtms {
    display: flex;
    justify-content: center;
}

.wtms a {
    display: flex;
    text-align: left;
}

button {
    width: 100px;
    height: 30px;
    border: #eceeed57;
    border-radius: 10px;
    font-size: 0.15rem;
}

.bt {
    /* background: linear-gradient(to right, #2365E2, #4AD1FC); */
    background: linear-gradient(to right, #51b0fd, #4ed7fd);
    color:black;
}

.bt1 {
    /* background: linear-gradient(to right, #588def, #7ed8f3); */
    color: #2365E2;
    background: linear-gradient(to right, #51b0fd, #4ed7fd);
}

hr {
    border: none;
    border-top: 1px dashed #ffff;
    padding: 10px;
}
select {
    width: 170px;
    size: 20px;
}

footer {
    /* border-top: 1px solid #205CE0; */
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    place-content: space-around;
    place-items: center;
    font-size: smaller;
    /* background-color: #0752f5; */
}

footer>a {
    display: grid;
    place-items: center;
    color: #323131;
}

footer {
    position: fixed;
    /* 固定定位 */
    left: 0;
    right: 0;
    bottom: 0;
    /* 贴住底下 */
    padding: 5px;
    background-color: #FEFEFE;

}

b {
    color: #2365E2;
}
footer :hover {

color: rgb(232, 6, 6);
}