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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">3 c* Q3 T+ L( O: o( P# i2 k
- Label for your tooltip+ z. r+ r+ Z4 {; y8 _7 ]
- </span>
复制代码CSS代码: - .tooltip-toggle {
: W3 U9 ]1 H3 a - cursor: pointer;. y P& ~( ?9 N. l) `& h, T, f0 S
- position: relative;
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- .tooltip-toggle svg {
6 n4 H1 t* P* w" E+ V2 g - height: 18px;
6 _" E0 g [2 z+ u! ~# E - width: 18px;
6 n3 s7 R, p V0 O7 o( @# w - padding-right: 0.5rem;
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- .tooltip-toggle::before {! M: p9 ~9 h4 j& _$ T$ O
- position: absolute;6 j& _0 T4 I! f+ W/ Y% d
- top: -80px;
: ~" f1 |% F4 k) s* l+ i8 m - left: -80px;+ G/ I, `* _, Y5 I: A$ G2 y
- background-color: #2B222A;
3 a( q: i& w$ ]3 d* K4 }: A - border-radius: 5px;
, C9 B6 `2 [+ j3 x5 \( H8 @ - color: #fff;
5 v0 P l1 M( o- W - content: attr(data-tooltip);& V8 e! ] l, b+ A6 j2 m; Y
- padding: 1rem;) N. w8 `- [, O8 \6 A
- text-transform: none;
7 p0 a% b4 ?$ o r - -webkit-transition: all 0.5s ease;* W2 k+ Z8 V$ f* }3 |0 X
- transition: all 0.5s ease;
/ [# V+ O. x" F6 L. G0 ? - width: 160px;
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) C4 b" A2 P7 ?8 b4 D! _1 h. v/ z - .tooltip-toggle::after {
: `" V# i& c, M+ ^7 U+ h- O( h% b - position: absolute;* n7 y) V" g2 h2 m& H, I* y
- top: -12px;
. Z3 b" R% \0 L: M - left: 9px;
& t( \2 }. P. U - border-left: 5px solid transparent;1 `& ~$ l) H" z; c w- c
- border-right: 5px solid transparent;
$ x* d) F( M; s& G - border-top: 5px solid #2B222A;+ J- P# d; S/ t/ A
- content: " ";
7 T# c7 {: f4 v6 J - font-size: 0;3 r1 {- [" @% m+ n! j
- line-height: 0;
$ p. Z1 {% j3 y% n, H! h4 ] - margin-left: -5px;' Q7 H( G$ ?& o+ p( o' s
- width: 0;3 ^2 B: H! P# F* n4 p( @& e
- }- W! ^ @# i( Z6 B$ _
- .tooltip-toggle::before, .tooltip-toggle::after {$ Y" ]4 _, {* T9 X# T' P
- color: #efefef;
5 q8 p) d; |/ w) q1 X7 o8 ?6 g, y) T - font-family: monospace;; a, K1 K* u! o! Q
- font-size: 16px;3 W' x3 Y. F: B! t. E* E: ^) W
- opacity: 0;
4 i2 x# }6 H' k K j' D - pointer-events: none;
* p8 @0 T$ b0 \* l1 x' M7 Z - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
0 Q3 _! v3 b3 E: |5 d - opacity: 1;0 m. S& J+ ]# e4 h" k$ p8 j7 k7 W
- -webkit-transition: all 0.75s ease;% C" x7 n$ F& @, l
- transition: all 0.75s ease;# d: S$ [0 J( t7 s3 z6 l
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">: d7 N- I+ s- e' s4 ?2 X! A3 s
- <ul class="nav-items">
& _( @ }& f+ O% B - <!-- Navigation -->7 ~, l) j9 |% e" I' |6 z
- <li class="nav-item"><a href="#">Home</a></li>$ V$ y. Q, q) _- \) I
- <li class="nav-item"><a href="#">About</a></li>
/ Y" u; r" r% Y. ^# C- O9 L - <li class="nav-item"><a href="#">Contact</a></li>. S: z2 F! n8 W" [
- <!-- Dropdown menu -->' o. w, Y/ L' [2 { A
- <li class="nav-item nav-item-dropdown">! J" Q; I% X9 `- A* C3 a2 \
- <a class="dropdown-trigger" href="#">Settings</a>
4 j; y4 g7 Z- P/ a - <ul class="dropdown-menu">0 X" o' Z( v9 a
- <li class="dropdown-menu-item">' v5 r! ? D+ l0 z
- <a href="#">Dropdown Item 1</a> l' Q: U6 P ]" Z7 B# H0 r
- </li>
$ X7 _8 n) X+ S! B; o9 s1 o5 K$ U! | - <li class="dropdown-menu-item">4 n6 y: O S% c3 d( f6 `+ j
- <a href="#">Dropdown Item 2</a>
$ |8 ^% f& e4 K) ~* a - </li>
2 E) ^3 z3 [' g/ Y- Z$ D2 x5 p - <li class="dropdown-menu-item">8 r, P/ a/ b9 ?9 a2 f6 `
- <a href="#">Dropdown Item 3</a>
9 n$ ^; {8 @% M% B; s: F- j - </li>6 g: X$ ?- p6 Q3 u( W9 _5 i
- </ul># _; m& `: y, Z' f' K4 D( I
- </li>8 [6 I# @- l. m- X$ i
- </ul>" Y0 g3 _3 ^1 @" W
- </div>
复制代码对应的CSS代码如下: - .nav-container {
2 T( H R$ X7 D+ G' u1 } - background-color: #fff;6 {! Y( Y7 W: Q5 ]1 a
- border-radius: 4px;( X: h6 |0 `9 H& B) W
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. i/ K4 T' W5 @$ j0 ^ - padding: 1em;
9 m$ {0 a* k' H! k( L - border: 1px solid #eee; ^* K- _5 B; r2 g5 l2 v
- display: block;
$ }0 t+ P( C* s" M3 @ - max-width: 400px;/ }% I; E+ Q( P# \9 c* f
- margin: 0 auto;: I* X+ i- s, v
- text-align: center;( Z: I6 d6 V m
- }
2 v) t; | v3 O/ I3 N* U- D6 ?1 ]& l - ul,
$ v* f( f6 Z$ Y n" v - li {
$ G% R" x) k( P( a2 d - list-style: none;
# Z& F! W4 K$ ]. H - -webkit-padding-start: 0;, C+ ~- I2 @# f k7 T
- }
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- text-decoration: none;
+ K, c3 |/ Q& C5 w - color: #ED3E44;7 H3 \" Y4 [5 a" A7 w9 J. J$ y
- }
1 Q) `5 g/ W; L, Y7 g - .nav-item {
+ _9 g; Z5 t! m. N& u. t% V3 W N. h" R4 C - padding: 1em;2 Y @3 U# K+ M ~
- display: inline;* j4 m) L3 t; p; e
- }
) y. H- a+ O' e - .nav-item-dropdown {# Y+ c! A/ ^; q! m4 a
- position: relative;
/ d$ F% N$ V& b* N# g, k - }
* p4 ]; P; Z. T9 u5 d- I - .nav-item-dropdown:hover > .dropdown-menu {# H0 X$ P" m! r0 r4 U9 U& n
- display: block;
" a3 m$ |" y3 c1 j7 |) ] - opacity: 1;7 D8 U* o8 i2 R% p5 l! a$ K; T
- }3 B6 |! ~* E% ?% l
- .dropdown-trigger {! c8 I# e3 I, m! n2 @
- position: relative;
. L0 i/ D% }0 F. Z2 B9 K) ]/ t: V8 H9 M" Y, s - }
5 ?6 T8 h8 N1 m8 a, W3 P6 Z* A% l' c - .dropdown-trigger:focus + .dropdown-menu {
: o8 t- B) m! N9 d, S - display: block;% w# C& b' A2 Q7 P7 A7 [6 n" x8 ]
- opacity: 1;
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- .dropdown-trigger::after {
3 M% Y4 P% y# D v' R6 w - content: "›";+ E, o" e2 V2 x
- position: absolute;
6 V6 }' X( ]' {" U - color: #ED3E44;
- A! F7 S# C# s7 v* Y' i - font-size: 24px;
1 b; t& Z; r; P9 J' @- q8 n4 \; h - font-weight: bold;
: l% Y$ d# j }* C3 \' V3 Y* G. S- ] - -webkit-transform: rotate(90deg);( f8 s5 U6 n% o) u. l/ B
- transform: rotate(90deg);$ f* i) B7 P+ ?. m( u- g1 S. d
- top: -5px;" g. P. L* X6 L/ R
- right: -15px;$ @6 J+ O% B! r1 z0 L; Q
- }% O" h& _( I Y' U/ @$ W, Q
- .dropdown-menu {
' H! s- A% v& [" O8 b! L, u - background-color: #ED3E44;
! P7 F" @: o; Y o - display: inline-block;
N( f5 c, B0 O) R0 G7 }. I - text-align: right;
* l6 I- h" n: S/ t9 `0 @! h. s - position: absolute;
2 ^2 t5 n4 T" I+ I: l) {( q - top: 2.5rem;# C; F( D L6 w, W
- right: -10px;
7 W7 j5 p) y5 Z/ p2 M3 ~0 t9 h - display: none;
5 Q, q# y5 w9 D6 O' ~ - opacity: 0;
5 E6 a4 ]: b( A$ j o - -webkit-transition: opacity 0.5s ease;
1 l/ \7 z& Q& ~, D7 f5 S - transition: opacity 0.5s ease;
! x# F- e! H9 i$ ?7 p# Q$ Q* ~5 O - width: 160px;
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- .dropdown-menu a { w# V/ A$ j ] v
- color: #fff;- a6 I& T- Y2 ~$ [# [$ R6 ^
- }) {; |5 J: m' H* I4 m
- .dropdown-menu-item {
/ G3 u3 S0 r( E, ` - cursor: pointer;3 @& n3 s" D. _/ }6 I
- padding: 1em;
0 [; E& c2 `# `- }, p' Q* u: ? - text-align: center;3 d8 |" I. g! n: G4 W) W
- }
! p+ D( G2 O6 A - .dropdown-menu-item:hover {
! [! s! J% \: n - background-color: #eb272d;& d/ J5 Z2 I% F& a, w) P. `
- }
复制代码 ' v8 `; k- {6 B. A
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
Z% ~) ?' s4 f4 m6 J - <!-- Checkbox toggle -->
# D" c8 i7 `, Y8 g7 s" V - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">: O9 l& ]- o" K) V: g. |' m
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
* @1 y- c8 o9 v& v) R. d! P3 n4 t - <!-- Content to toggle from www.mfbuluo.com-->
: I/ k3 w1 k. r, H1 b# a - <div role="toggle" class="toggle-content">
1 L9 j+ a6 V+ D a4 K9 I: _# l - BA-NA-NA-NA!/ s0 A, Q4 Q- q1 D7 p9 C+ x8 n
- </div>/ P+ F; l; X( M3 ?9 X y
- </div>
复制代码CSS代码内容如下: - .toggle {
; b7 c$ ?3 q% k9 Q, u5 [ - margin: 0 auto;
& g, F! N' f3 B0 M; M, c - max-width: 400px;! K" A( ]+ l) u5 ]4 s, U
- }
& K2 G5 e9 m, m7 d - .toggle-label {! ]. C$ ]. X m) D
- font-size: 16px;- C O ^/ {; |, J+ T
- background: #fff;
1 E- l1 r2 l N& q6 P( y - padding: 1em;
0 {! N# ^, i8 _6 k, e) v4 N - cursor: pointer;8 G0 f1 X* I5 J' r0 |) h
- display: block;
& Q: Y' z. f0 d# d' A - margin: 0 auto 1em;' w9 W9 Q8 b6 ^# k0 V) [) w
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' z0 v+ E' ]. W1 P1 b8 A$ e% h
- border-radius: 4px;
7 Y, `, c' J; t! H6 A( v - }
- n+ }( S( o$ S6 Q4 K - .toggle-label:after {
, b% r7 n, x" O - color: #ED3E44;, ?- B% H9 p' |% h! u1 W
- content: "+";. p8 S1 `/ O0 }1 R% n& ]
- float: right;
) ^# S0 z( u% ]) k4 | - font-weight: bold;6 m: s6 H( g/ H/ l$ X8 t
- }
5 \$ q# E/ F7 Y7 @2 h - .toggle-content {3 Y: M% L- i* A2 u4 E* h
- color: #B0B3C2;
5 E; K' J! U" r) j2 R - font-family: monospace;4 {8 J% t9 B' j0 z
- font-size: 16px;
, r, `. J+ e5 D7 Q! r: N% | - margin-bottom: 1.5em;
; p* ^" r, z6 ^! R - padding: 1em;
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- .toggle-input {
- W; a) g2 C7 _0 ] - display: none;
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- .toggle-input:not(checked) ~ .toggle-content {# q% x8 \6 P0 S- Q0 | j7 I
- display: none;
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- .toggle-input:checked ~ .toggle-content { k, Y2 d/ A$ @9 i
- display: block;0 d( X6 ]2 z+ _/ I% h8 H3 q
- }- }4 y0 U8 A" s# r: q2 d
- .toggle-input:checked ~ .toggle-label:after {1 [. M- ~7 h( @- s3 i5 c q d* O# {
- content: "-";
, h' U! q' T* m2 u; h. k5 | - }
复制代码
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