*,
*::after,
*::before {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}
html {
    
}
body {
    color: #666;
    font: 14px/1.6 Arial, sans-serif;
}
.mui-content{
  background-color: #fff;
}
ul, ol, dl, li, dt, dd {
    list-style: none;
}

em, i {
    font-style: normal;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

img {
    border: none;
    vertical-align: middle;
}

input, input:focus,
textarea, textarea:focus,
select {
    outline: none;
}

a,a:hover  {
    color: #666;
    text-decoration: none;
}

button, button:active, button:focus {
    outline: none;
    cursor: pointer;
}

.fr {
    float: right;
}
.fl {
    float: left;
}

.clearfix:before, .clearfix:after {
    content: "";
    display: table;
}
.clearfix:after {
    clear: both;
}
.clearfix {
    *zoom: 1;
}
.ellipsis {
    overflow: hidden;
    -o-text-overflow: ellipsis;
    -ms-text-overflow: ellipsis;
    text-overflow: ellipsis;
    white-space: nowrap;
    -ms-word-break: break-all;
    word-break: break-all;
}

.flex {
    display: -webkit-flex;
    display: flex;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
}
.flex_column {
    -webkit-flex-direction: column;
    -ms-flex-direction: column;
    flex-direction: column;
}
.align_items_center {
    -moz-align-items: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-box-align: center;
}
.justify_content_center {
    -moz-justify-content: center;
    -webkit-justify-content: center;
    justify-content: center;
    -webkit-box-pack: center;
}
.justify_content_between {
    -moz-justify-content: space-around;
    -webkit-justify-content: space-around;
    justify-content: space-around;
    -webkit-box-pack: justify;
}
.flex_1 {
    -webkit-flex: 1;
    -ms-flex: 1;
    flex: 1;
    -webkit-box-flex: 1;
    -moz-box-flex: 1;
}
.flex_2 {
    -webkit-flex: 2;
    -ms-flex: 2;
    flex: 2;
    -webkit-box-flex: 2;
    -moz-box-flex: 2;
}
.flex_3 {
    -webkit-flex: 3;
    -ms-flex: 3;
    flex: 3;
    -webkit-box-flex: 3;
    -moz-box-flex: 3;
}
.flex_4 {
    -webkit-flex: 4;
    -ms-flex: 4;
    flex: 4;
    -webkit-box-flex: 4;
    -moz-box-flex: 4;
}