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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!">
% E! g# `- e6 S9 {# C3 a - Label for your tooltip9 c6 v* H4 I7 i" U
- </span>
复制代码CSS代码: - .tooltip-toggle {
8 x# S( s7 @2 ~" W' ~; r+ y - cursor: pointer;
4 U. c4 H4 w* ]# { q - position: relative;
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- .tooltip-toggle svg {
% T$ A- _) ]* Y - height: 18px;
! y! n4 f* a: E* k - width: 18px;' r4 i3 Q1 `' Y* `$ K
- padding-right: 0.5rem;+ a& H5 G) N) t: f
- }
* i3 \! h) s% h: M& g$ p - .tooltip-toggle::before {
- y! t8 U' Y$ {6 [ - position: absolute;
, G/ a8 a! N' v% W r - top: -80px;4 B9 f3 [$ [, s8 |8 } l
- left: -80px; g4 ~$ ]- O- I2 v2 f1 s
- background-color: #2B222A;
* ]7 x. s) |$ u- W - border-radius: 5px;
- d/ _/ s. G# q% n7 V3 U - color: #fff;
( J1 u% ]$ B% G8 Q' x7 Q2 K - content: attr(data-tooltip);
+ d8 v' Q; M0 d9 F - padding: 1rem;! u5 p& l. m0 ^! c
- text-transform: none;
2 w: K: P8 d( _" d* J - -webkit-transition: all 0.5s ease;
- L/ t) x; ?2 H2 {% Z! ~ - transition: all 0.5s ease;2 o, Y/ t9 J0 g% L2 B6 T$ N
- width: 160px;; u. t6 J7 P3 _3 w- p" r
- }. r3 c1 ]" @ H7 x. d% R1 e
- .tooltip-toggle::after { F- U, n& ]$ A1 W3 b( w; M4 q u
- position: absolute;
$ M) b* `! x$ g - top: -12px;& f- E S% \! x2 P
- left: 9px;2 E, T, e( Z! P0 b( l( O* i
- border-left: 5px solid transparent;
8 M/ s+ U- z% F0 v - border-right: 5px solid transparent;, @# B f C7 N* q% k0 M- S
- border-top: 5px solid #2B222A;
8 h1 N8 J9 r, I2 D" a0 v! R$ X: v - content: " ";
' k6 N* Q7 d( c$ [/ Z! p% r - font-size: 0;- P3 I A. b% w2 B% [: Z1 L
- line-height: 0;
6 Q! x j' r' r3 |5 L0 `2 \ - margin-left: -5px;
& i/ ~/ s9 R8 C+ J" m) A) z9 v - width: 0;
. Y+ n" ^; v J: c4 J$ E - }
/ G6 k6 p- i& P; _, D6 e; R - .tooltip-toggle::before, .tooltip-toggle::after {
$ I. C# U) D, }! \) u - color: #efefef;
5 A$ j5 q1 U0 O# ] - font-family: monospace;
. u% B; X! f. ]2 o - font-size: 16px;: R: P* ^- F4 ~+ j1 n& J% [
- opacity: 0;
' m& c" W3 i8 e- o$ a1 X - pointer-events: none;: w6 `# \8 ?1 O6 g" V; c
- text-align: center;2 P6 t2 i8 |/ O B: W9 X4 k& U* N
- }
2 h* X! f" z4 S- b - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' }0 e6 j' L: Z" i/ {7 W0 g - opacity: 1;2 O4 y7 }3 h2 n( C+ G b+ W
- -webkit-transition: all 0.75s ease;
9 A; m& c3 A) k# R/ v6 N - transition: all 0.75s ease;
3 E& G4 f- h; ~; p; w7 p+ k - }
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">4 Z. r X f! D" G/ v5 y4 v8 F* z
- <ul class="nav-items">
5 o+ E1 k7 @$ f. q- [$ a8 b - <!-- Navigation -->% d" o! c7 Q' E+ Q- q) o3 B* b
- <li class="nav-item"><a href="#">Home</a></li>
* p2 y% Q& m1 ]; q - <li class="nav-item"><a href="#">About</a></li>
7 Q, R$ {4 k0 A2 V6 N/ ~! F - <li class="nav-item"><a href="#">Contact</a></li>
, f9 W8 \! \4 u- l - <!-- Dropdown menu -->) h& a6 J7 v9 F4 e6 \4 b+ A, A
- <li class="nav-item nav-item-dropdown">
/ D: y* R( [& ?3 x5 O% h - <a class="dropdown-trigger" href="#">Settings</a>
# {+ U O( [# y# b0 D1 I0 X - <ul class="dropdown-menu">. J. O4 e& u) [! }0 k+ M u, o5 ^
- <li class="dropdown-menu-item">
3 t, I# A2 g# p q' r0 n& }- h$ b - <a href="#">Dropdown Item 1</a>
/ l# ` d. y$ ?" B - </li>
; L; q* C4 @9 x+ i2 j8 x - <li class="dropdown-menu-item">$ c: b" T: I5 e; Q0 `. R' q
- <a href="#">Dropdown Item 2</a>3 v1 D1 Y. y9 A9 ^) |- m
- </li>4 E9 W7 D+ s* [8 S1 e
- <li class="dropdown-menu-item">/ |: _9 |" }5 u' i; f
- <a href="#">Dropdown Item 3</a>1 {7 E6 L: I8 R9 C( P, y' p2 D6 Y
- </li>
6 n0 s* ?3 h$ u7 F1 e4 h - </ul>6 F" L: j$ B* Q1 k% ]
- </li>
; M. E6 H P8 _7 G& ?5 P5 _& n% \ - </ul>
) v) Z4 R' r4 R. j" [ - </div>
复制代码对应的CSS代码如下: - .nav-container {7 v$ k7 Z; o4 t/ h( u: S! n
- background-color: #fff;) i; l; R7 B* c/ G: o4 c/ E
- border-radius: 4px;
8 }1 O1 B8 D8 i, r2 U7 R - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( r9 }. Z7 X- m' O - padding: 1em;# R0 e7 L- ^8 H8 L
- border: 1px solid #eee;6 Z: l3 v6 |) Z4 F" i% H/ y
- display: block;
' o* Q2 j d0 w" n1 N - max-width: 400px;
" I3 B% M' O8 _8 e5 k6 y - margin: 0 auto;
3 \8 t3 K0 f) U - text-align: center;
r* a* g8 }2 l" e- ` - }8 x9 F- k4 T* G/ g7 l' A9 S+ s$ {
- ul,* ^- f8 _7 J3 W6 y
- li {
+ }) ?5 ?; g+ P* _+ f4 b& d - list-style: none;7 C6 y) Q9 |" H8 J
- -webkit-padding-start: 0;8 Y" Q$ V/ H' Q
- }
. p1 m% ~ A$ }5 q) {% k) s! k9 }; t2 [3 O - a {
: X, X( q7 }9 E- c2 Z - text-decoration: none;, y; A/ o2 s* ~( F9 G2 {5 k. _
- color: #ED3E44;
$ i; T) V6 Y2 q- w( q: ]0 c R - }' ]" H& y. _1 \! k8 V0 }
- .nav-item {
- f& a2 }# A% L% d$ S* C) K _ - padding: 1em;
' \# S- h5 `9 O7 M( Q% s - display: inline;
" O+ M- y' B2 u" x' ~ [/ N' k - }
- w/ o3 J/ r2 L$ T; F( u - .nav-item-dropdown {
5 ^( H+ p# _% b2 Q$ j0 \ - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
' g# V/ v- q) b5 \4 f1 l - display: block;6 k1 D5 x" n y$ x; h8 _4 N+ `
- opacity: 1;# |# _- E- g9 E; G/ |9 e
- }
6 o" s8 \, |: N' m. R - .dropdown-trigger {
% B7 P( p4 T4 b; d0 l9 ` - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {1 V) F1 b; v' G% L7 X$ w5 C
- display: block;
9 A. Y$ ]3 x/ f) z - opacity: 1;3 g" o/ g$ X1 N& q) r
- }3 @7 k# B& {$ G& g: b, O
- .dropdown-trigger::after {$ q8 z( C) R9 L6 l$ h. m7 \
- content: "›";4 s6 m7 q5 O5 e- F
- position: absolute;. `9 e" i( [$ X
- color: #ED3E44;
4 Y7 ^2 o% A1 Q; K4 s( r - font-size: 24px;$ k w c& H) K2 z
- font-weight: bold;
4 ~4 b4 Q; V4 m+ K: u; R - -webkit-transform: rotate(90deg);* f! L6 \3 |! b5 k( E9 k
- transform: rotate(90deg);
1 `4 i* ?" ~/ g0 u# S6 T - top: -5px;3 W* e' R- S- d/ V8 }- J9 u
- right: -15px;
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- .dropdown-menu {
! w; \, g. s" ^# F/ ~ - background-color: #ED3E44;
3 j: \ W0 o) q8 P3 ?' h/ | - display: inline-block;/ L' S) h9 d1 ]$ ] s: Q: {3 ?" ] ]
- text-align: right;* I5 n( N: b& G/ ?$ t
- position: absolute;
2 z" i; o. }$ x" i" J( v - top: 2.5rem;: n, w6 a6 M. }' i! y3 I
- right: -10px;: ?% |3 o. u8 n* ]; X* ^, O
- display: none;
0 i/ X: \/ H! Y: B, ]' W - opacity: 0;% E- V$ D9 ]% Y" T( P* c: M8 p
- -webkit-transition: opacity 0.5s ease;# B0 Q( N- m; L. W
- transition: opacity 0.5s ease;5 X) ^- v" l( e; m
- width: 160px;' R- p+ r; x% d! R9 V
- }
- f9 }' n# ?: q- h+ t q1 { - .dropdown-menu a {6 J- u8 v# _5 J& m/ k
- color: #fff;/ Y# J5 b0 ^3 g( N' Q. O
- }0 a8 z" s. i+ J8 B& d( `
- .dropdown-menu-item {
, y8 r. s) m0 W* f9 I, [/ e - cursor: pointer;
, F$ o- R2 L9 N E( U; J - padding: 1em;/ _5 u! ^; `/ j8 X1 \$ d5 S4 ^9 x
- text-align: center;% }9 W' b" o# ~, e" y
- }, \( d; m& r" [7 {
- .dropdown-menu-item:hover {* j. ^ V' B* G: q3 g8 R% i
- background-color: #eb272d;
+ W- z; o8 t! q: R: I - }
复制代码
8 f% ?* X! ?1 d) N+ P" X0 E可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
( k; Z4 a _. n( y2 X+ J - <!-- Checkbox toggle -->
8 Q2 k4 L6 P+ @" l2 s - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
9 m0 |" Q' v D9 |3 L3 u; j6 I - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> q6 n/ I' ]# k5 y; U. F
- <!-- Content to toggle from www.mfbuluo.com-->; P& b G3 X" Q/ ~( T! J
- <div role="toggle" class="toggle-content">) ^! h7 G( _- r/ U# R# V# K
- BA-NA-NA-NA!, `" ]! U) G* _7 [3 n' a3 D
- </div>
# M1 B' {; R$ Y5 [: N0 O' Z - </div>
复制代码CSS代码内容如下: - .toggle {: T/ Z3 L" }6 g# ^( K: L( C
- margin: 0 auto;
# X* b+ }& c" B3 u% T9 x, ` - max-width: 400px;
$ \8 J6 x+ l4 U3 C' A - }1 f* V% z5 B$ k R! Q" H* U! X5 F- X
- .toggle-label {+ x' }! ~+ f4 H$ U z5 K2 s7 F' y7 q
- font-size: 16px;8 \7 ~) R: T) s/ k' b) \. w$ R
- background: #fff;2 ?2 W' x) _6 J# Z* \$ U
- padding: 1em;
% V" C: L# D5 ^9 P* B - cursor: pointer;
! ~$ A& w- I; u" B8 ]4 v% ] - display: block;6 B/ B) |" l( \/ Q& ~" g: B
- margin: 0 auto 1em;
' C* Z9 \* E6 K6 u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- P s& k) d: }9 A7 W: d6 S$ Z( u+ N - border-radius: 4px;
' `: c3 q0 Y1 O* K9 C$ Z9 t - }9 ~* i( b+ I0 j0 o6 Y8 f
- .toggle-label:after {* [4 {; {! D0 O
- color: #ED3E44;! l# E# ?. N% L! ?
- content: "+";
1 w! N/ E9 t, b7 b! J - float: right;
5 n f. V% d/ f, ~2 ` - font-weight: bold;
% S. S9 @% U; k3 | - }. K9 C0 G7 z! T3 c
- .toggle-content {
, \2 {0 S6 V5 ~" |) j - color: #B0B3C2;
3 O; v: z, x7 C' { - font-family: monospace;* o, Y4 [% ^* ^' s2 C3 w+ C! i
- font-size: 16px;
B) H: ~) g/ ~" J; O - margin-bottom: 1.5em;
& _5 s' @9 Z; v8 R7 b x' c - padding: 1em;; o' a( r. B1 I. R b7 ~
- }
. v) Q, I/ ]' ^$ s' L$ }& [7 T - .toggle-input {
: L1 O, E. q C6 `6 b - display: none;9 T1 E7 m+ L8 T; y8 z) m
- }
5 ]! o% U( N7 u - .toggle-input:not(checked) ~ .toggle-content {
7 j- o! Z0 J. | f7 t - display: none;. g% m* Q. f) H! h) Z: W( t. R+ w
- }
) F4 O! B4 {+ e8 } - .toggle-input:checked ~ .toggle-content {
! C* p. q8 `4 C: F - display: block;; Q# _( S3 Q% [4 T! I) ~$ y
- }
_4 f2 A+ M+ R - .toggle-input:checked ~ .toggle-label:after {6 ]" s, S S5 r# v- i
- content: "-";
3 |- g6 L+ k1 }, P - }
复制代码 7 a! O2 ]* W5 [& y4 c' n+ ?
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+ h4 _4 v q5 Y F6 @. ^ c* f' y0 d. w* m9 x1 V+ v
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