.displayflex {
    display: -webkit-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
}
.icon {
    width: 1em; height: 1em;
    vertical-align: -0.15em;
    fill: currentColor;
    overflow: hidden;
}
/*公共布局*/
.chooseexambg-wrap {
    background-color: #8f71ff;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    position: relative;
}
.chooseexamcont-wrap {
    flex-flow: column;
    justify-content: center;
    width: 100%;
    height: 100%;
    position: relative;
}
.chooseexamcont {
    justify-content: center;
}
.dynamic-bg{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url(../image/dynamic-bg.png)no-repeat center;
    background-size: cover;
    animation: changebg 5s infinite alternate;
    -moz-animation: changebg 5s infinite alternate;
    -webkit-animation: changebg 5s infinite alternate;
    -o-animation: changebg 5s infinite alternate;
    /* transition: all .5s;
    -moz-transition: all .5s;
    -webkit-transition: all .5s;
    -o-transition: all .5s; */
}
@keyframes changebg {
    from {
        -moz-transform:scale(1.5); 
        -webkit-transform:scale(1.5); 
        -o-transform:scale(1.5); 
    }
    to {
        -moz-transform:scale(1); 
        -webkit-transform:scale(1); 
        -o-transform:scale(1);
    }
}
@-moz-keyframes changebg {
    from {
        -moz-transform:scale(1.5); 
        -webkit-transform:scale(1.5); 
        -o-transform:scale(1.5); 
    }
    to {
        -moz-transform:scale(1); 
        -webkit-transform:scale(1); 
        -o-transform:scale(1);
    }
}
@-webkit-keyframes changebg {
    from {
        -moz-transform:scale(1.5); 
        -webkit-transform:scale(1.5); 
        -o-transform:scale(1.5); 
    }
    to {
        -moz-transform:scale(1); 
        -webkit-transform:scale(1); 
        -o-transform:scale(1);
    }
}
@-o-keyframes changebg {
    from {
        -moz-transform:scale(1.5); 
        -webkit-transform:scale(1.5); 
        -o-transform:scale(1.5); 
    }
    to {
        -moz-transform:scale(1); 
        -webkit-transform:scale(1); 
        -o-transform:scale(1);
    }
}
.click-audio{
    display: none;
}
.load-wrap{
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    background-color: rgba(255,255,255,0.6);
    z-index: 9999999999;
    display: none;
}
.load-box{
    flex-direction: column;
    justify-content: center;
    width: 100%;
    height: 100%;
}
.loads{
    width: 18px;
    height: 18px;
    background-image: url(../image/loading.png);
    background-size: cover;
    background-repeat: no-repeat;
    animation: spin 0.4s linear infinite;
    margin: auto;
}
@keyframes spin {
    from {
      transform: rotateZ(0);
    }
    to {
      transform: rotateZ(1turn);
    }
}
.blue-btn:hover{
    margin-top: -2px;
}
.blue-btn:hover button{
    margin-top: -2px;
    color: rgba(255,255,255,0.4);
}
.pink-btn:hover{
    margin-top: -2px;
}
.pink-btn:hover button{
    margin-top: -2px;
    color: rgba(255,255,255,0.4);
}
.google-wrap{
    position: fixed;
    bottom: 0;
    width: 100vw;
    height: 44px;
    background-color: rgba(255,255,255,.8);
    display: none;
}
.google{
    justify-content: center;
}
.google p{
    text-align: center;
    color: #868D99;
    line-height: 44px;
}
.google a{
    display: block;
    width: 60px;
    height: 20px;
    border-radius: 4px;
    background-color: #82ACFF;
    color: #fff;
    font-weight: 600;
    margin: auto 0 auto 10px;
    font-size: 12px;
    text-align: center;
    line-height: 20px;
}