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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!">' `( p G, H; p/ y; v* Q# z2 L
- Label for your tooltip) z, r! C% Z7 D- q/ m" t- H
- </span>
复制代码CSS代码: - .tooltip-toggle {
9 ^: r, [& e$ F" ^* Q j - cursor: pointer;
. R$ Q: @5 t! v% r5 B) \ - position: relative;& C2 M3 ]# }% X- T! H; ?0 R
- }
9 |( g- S" d8 Y9 I, d - .tooltip-toggle svg {
. ^# e. g) U: g! s9 p/ g2 d - height: 18px;# }* _- r7 X' O5 Y' @4 H
- width: 18px;5 o9 C# d. a, z7 C
- padding-right: 0.5rem;( L3 M0 ^& y F2 g9 d$ k* _
- }
, @; S! S- N `4 H1 y( @# o - .tooltip-toggle::before {# U& g/ J. @0 u) r5 G% v6 G
- position: absolute;
| r/ f( Z; q' ~6 g - top: -80px;
& Z g* r1 ?5 S4 j) h; u - left: -80px;9 N6 z" y* q0 D8 }5 G
- background-color: #2B222A;
; q; p9 y0 S7 T2 q - border-radius: 5px;: m* ]# s1 O5 |/ @! M' s, U
- color: #fff;
5 H% H5 X. ]! J. u. _. K r - content: attr(data-tooltip);9 l. \8 W3 C! o" j/ d+ T9 P8 d
- padding: 1rem;7 G, m! I3 a" }: W- x6 T/ l4 r& v
- text-transform: none;
: n5 H( d; l- Y, \' \4 R2 s# R: Z - -webkit-transition: all 0.5s ease;
0 E* g* x; j- } - transition: all 0.5s ease;
1 H2 Q, H) n1 i% ~/ q1 M6 A: I - width: 160px;
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- .tooltip-toggle::after {& B4 n: b# B& A) d1 [
- position: absolute;- h, c$ ?! x% F" V/ C
- top: -12px;
: ?! x# H) o% p - left: 9px;; ?, n2 i( o% _& o$ w* W
- border-left: 5px solid transparent;4 F# J$ m& m# n$ Q) m. D" R* O
- border-right: 5px solid transparent;
% b* {4 S: S ?( C - border-top: 5px solid #2B222A;
% {7 j1 z. u! i* j9 r - content: " "; I- W2 B# @7 R5 m
- font-size: 0;1 A* }# s9 E6 _ p2 Q
- line-height: 0;3 m6 L/ y R0 l M; ?
- margin-left: -5px;
( O5 A, p4 N, H Y/ n - width: 0;
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3 M5 _1 B! t! |9 r" O% C K - .tooltip-toggle::before, .tooltip-toggle::after {
" P2 ^) G% w% X- ]( T; _( B - color: #efefef;
& D2 O; l4 {7 q1 [1 E8 _ - font-family: monospace;2 ~8 f# x0 w' ~1 R7 Y- @
- font-size: 16px;
/ S7 \) J4 F" m- s, A9 B f - opacity: 0;
8 R# d1 Z; L. B+ g8 X: B8 J - pointer-events: none;( c3 h, G0 n2 E: i
- text-align: center; G( }( N0 {) l1 N$ r
- }) O5 m1 b3 F( W) [& H' t
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {7 S5 M$ H# D! J" b" N3 s3 f, S
- opacity: 1;
5 A1 g% Q0 j O7 M - -webkit-transition: all 0.75s ease;
: N' ~" x9 G) c9 `# u% v; I+ y - transition: all 0.75s ease;
% b, F5 c/ Q. Q% ?# e - }
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">% G' I9 C" F& w! ~* Z, l' A$ w
- <ul class="nav-items">
/ D( U) b: @+ q' w' d# ? Q' ]; d- c% p# G - <!-- Navigation -->
- h' _, l4 L/ C( D - <li class="nav-item"><a href="#">Home</a></li>
+ ~( a1 K0 g' V! q) J - <li class="nav-item"><a href="#">About</a></li>
% {% ]1 q5 E7 Q. V! b9 w. \! d - <li class="nav-item"><a href="#">Contact</a></li>4 q: Z9 G/ p9 {/ l) @! A G8 i
- <!-- Dropdown menu -->
& n% l: F0 {9 [( @! O. U - <li class="nav-item nav-item-dropdown">8 T+ S, s/ |; S/ ?1 z7 q0 r! u
- <a class="dropdown-trigger" href="#">Settings</a>0 m& F$ M) M9 Z. a+ v
- <ul class="dropdown-menu">1 z4 @2 w* b; t3 S! a2 Y
- <li class="dropdown-menu-item">! \' \/ G4 s9 r9 ?" r
- <a href="#">Dropdown Item 1</a>* t2 @' B0 { ?7 w$ H
- </li>0 T# k/ H1 \0 ]5 O$ m
- <li class="dropdown-menu-item"># W- u( K% R! d0 {/ }4 u; u
- <a href="#">Dropdown Item 2</a>7 w! d3 [& W# C s3 ~$ y m* s
- </li>
4 [$ y; V" G% m6 X O! w* |+ J - <li class="dropdown-menu-item">
" ~- x8 _* Q N - <a href="#">Dropdown Item 3</a>
) [6 l5 g: j; X6 F; r - </li>0 d, e" `' l( O9 z4 G
- </ul>% n+ |6 C; I& z2 c. n' i( r( p' V
- </li>% \( s5 ~8 W; S# j( o
- </ul> P; ?- Y# } ?! E' _9 p( P
- </div>
复制代码对应的CSS代码如下: - .nav-container {
- d) W1 m3 ~$ D4 q7 L - background-color: #fff;
( i* |6 C/ n& w$ X8 j' @. H* [! P - border-radius: 4px;+ O& Z5 z* B7 A/ m% Q( E0 u9 S& E; f
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: N3 l" ~% d6 B" J1 i0 c: k
- padding: 1em;5 d- V4 Q+ W5 T: j! ~
- border: 1px solid #eee;
, Q* D( J/ w9 w# l; B% a% a; G - display: block;5 g0 V1 k" n, r f- ]4 s! U. s
- max-width: 400px;. \- H* q. L6 D6 R. y1 l& W
- margin: 0 auto;
: _: M3 u" Z n; ~( w - text-align: center;
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- ul,! M- Y9 C0 E+ C/ C. J8 m: P) n
- li {
# b" e( S: o1 [. ]0 f9 B% Z - list-style: none;; f/ K* h8 C+ ^5 I
- -webkit-padding-start: 0;
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J5 [3 d% A0 k - a {
- D* U' l) z6 o - text-decoration: none;6 X1 u% j; R# b) {( s5 B
- color: #ED3E44;
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- .nav-item {. B# U5 O- ~: d1 {% u/ d0 U# g
- padding: 1em;/ k* L! t/ n0 n% B5 p
- display: inline;& `1 `; y8 L/ F! s3 k4 P
- }
0 k) N4 Y, t! W( ? - .nav-item-dropdown {5 @- I6 W2 Y/ a, }8 E
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {1 N, G0 ^3 @4 w1 w8 W6 T
- display: block;
, [; M* {! s$ m. z3 r4 y( s - opacity: 1; H- ]1 R$ g; d
- }
8 I5 {0 U5 L9 K' Z4 E - .dropdown-trigger {
7 D' q8 q7 S3 t# F0 c - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {4 i- _( b" A5 V3 T* w
- display: block;
# k' l; f8 r% _7 k" X7 z - opacity: 1;
e4 g3 X% Y# N& b- U2 m - }
2 A4 K u: k% y8 k8 [- J) G5 i - .dropdown-trigger::after {
n. L( v& j6 E0 O - content: "›";
+ b6 [( A3 G6 |( i5 H5 m1 a, L - position: absolute;$ O* X' R0 Y* `. q( |
- color: #ED3E44;; w% i, B; g# L. v& I
- font-size: 24px;# b% y# G+ z/ T' F& k* k) w- i! f
- font-weight: bold;
; {9 ?3 z" D& Y" f; b - -webkit-transform: rotate(90deg);( g- J0 R- i$ I3 O# N I$ n7 Q
- transform: rotate(90deg);
4 Y" N* l; T# T! |4 @2 d - top: -5px;, y( b4 K+ O2 Z. X1 o6 Q
- right: -15px;2 ]6 ]' _. y) V, \# G+ `9 Q2 ?
- }: a: N( k0 A+ q$ T+ K5 W! |
- .dropdown-menu {
! P; ]2 o! B w, y$ f6 W! `6 d) | - background-color: #ED3E44;: w3 c1 _! E$ A# ^5 i
- display: inline-block;" `! I# O- X* A. u
- text-align: right;& H9 m4 x! S2 w8 p$ {, F
- position: absolute;
1 d+ W! _8 t8 B: B) x( V u - top: 2.5rem;
! B( M3 G; |5 u- q - right: -10px;9 X% f3 H- u0 X& e3 m- O( i
- display: none;3 N3 C; F! h! I9 T$ `7 l) x
- opacity: 0;8 b; s' Q, L, [) t: c* I, B
- -webkit-transition: opacity 0.5s ease;0 y- M3 p0 ~- X6 H/ |
- transition: opacity 0.5s ease;3 S3 v4 ^: E; U- B6 P
- width: 160px;
6 `. c0 p/ j* X( u3 E2 W* G2 V - }
7 a: \7 ^( W: } - .dropdown-menu a {
. i% m5 O/ a2 G - color: #fff;8 p: A8 T' s) s6 z
- }+ T8 K9 F6 Z$ Q4 f& b3 t4 w
- .dropdown-menu-item {* Z+ v4 y1 v! _: A7 m
- cursor: pointer;/ O# r7 S q7 {% }
- padding: 1em;1 U9 t" z7 Z- b5 u% Q" e
- text-align: center;
; s6 u, n2 l+ J3 n. ^% H& w1 S - }% `' ]2 c2 l* X4 t" e8 {
- .dropdown-menu-item:hover {2 k4 q0 Y" j0 V$ v4 ?' g' q8 o/ {
- background-color: #eb272d;
) s* e5 Q- M2 A0 M7 l. J - }
复制代码
5 O3 K! a) t$ A4 U; \6 z0 f4 S可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">6 p; }, [8 ^1 `7 T- F
- <!-- Checkbox toggle -->
/ O: W2 a" T" Y2 u$ a! Q - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">( y% @, z# J) r# F
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
a3 g, I5 U7 {! f! i - <!-- Content to toggle from www.mfbuluo.com-->7 V7 `+ f$ z4 Q' C# O- D8 X
- <div role="toggle" class="toggle-content">; [- b/ G y) w' {" Z8 R! }
- BA-NA-NA-NA!$ e/ W+ [; l$ K0 \
- </div>* T$ \( a2 {& ?3 b; |1 D
- </div>
复制代码CSS代码内容如下: - .toggle {
: g# N) s e5 j8 B2 b4 y0 f2 u( |& t. G - margin: 0 auto;1 ^2 C0 k) v, O# g0 y
- max-width: 400px;
& A8 a9 ]* Y" |, z" ~ - }. n# K* [; }" `
- .toggle-label {$ D$ a, X9 E' S" B' b
- font-size: 16px;
! F. f P, C# a$ X - background: #fff;
' s" V( d2 s3 T& Y8 {' m9 V6 ] - padding: 1em;
- a2 o6 l, x. l' w - cursor: pointer;1 G6 f8 g% Q0 {" y
- display: block;: D3 g" S* O' a- b6 {( F0 i* x
- margin: 0 auto 1em;/ A8 D. V! l: Y/ U- w" D
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ n5 Y" G1 Z7 ^2 \, x& L - border-radius: 4px;6 ], ~9 Z0 `7 B+ ]. @; \
- }
5 w* L6 U: ]) G7 T$ J - .toggle-label:after {
3 I, G/ M+ H6 e# h+ y7 b - color: #ED3E44;2 k: L8 Y5 E8 S( E6 H7 B- `
- content: "+";4 k$ P# H }+ r* B# `9 J
- float: right;
* @: Y% W* Q, \+ q6 m4 K# C - font-weight: bold;, w" V4 y8 M) z7 t7 z: h
- }( X9 g; ]/ u2 [
- .toggle-content {
/ P2 ]( Z7 p6 H1 B# D - color: #B0B3C2;
8 m8 J, [& u2 a - font-family: monospace;
% m0 h) j8 ~$ w/ o2 S4 ?, L3 V0 J - font-size: 16px;
# Z; ~# i) _7 f' j7 V& P: H - margin-bottom: 1.5em;
* @- n" d# \' X! ` - padding: 1em;$ e; q5 B" K# R7 H. c6 p
- }
; }7 b; j) d2 A5 F- a - .toggle-input {
' m7 }) H' B! C7 b) t) ^+ u - display: none;4 i' n6 b' c7 A& Z3 u1 {9 ^
- }) Y. C1 o8 P8 b# Z: b
- .toggle-input:not(checked) ~ .toggle-content {
8 l0 \$ E2 p: Z3 U7 g( p - display: none;
" h9 u. n6 Y/ M# x - }
/ w- k, k# D; v# h - .toggle-input:checked ~ .toggle-content {
. `& ?- h! O2 |( H/ Q2 d - display: block;) f& K# e1 ]; ^
- }/ F7 {8 R; N/ z; B9 r
- .toggle-input:checked ~ .toggle-label:after {
3 y4 t/ A& ^6 c: I% b! I* D+ F) T - content: "-";
% L/ X' `: L- j: o( N - }
复制代码
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