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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!">
( L" ^8 `+ {: c- R) m - Label for your tooltip9 ^2 b' \ j1 \. e5 f
- </span>
复制代码CSS代码: - .tooltip-toggle {+ l Z( w1 B& o6 g) [0 j: a
- cursor: pointer;1 ]+ ?# r' x2 ?
- position: relative;; q3 D2 x7 _1 b# B8 h
- }8 l- \# r9 u2 d6 m9 e- n
- .tooltip-toggle svg {
. V; ?1 b8 J, O' y' K! k( n - height: 18px;
/ D9 ^; t6 p' [! _) z! @ - width: 18px;
+ S7 \* G! r. o- m, Z5 T - padding-right: 0.5rem;' B4 s/ I- n6 J) e* }
- }
m. ]7 `4 ?" e3 o* \! ]* C5 E - .tooltip-toggle::before {
5 C. L! l1 _& ], ] - position: absolute;. {0 |3 |) ?% [9 T4 H
- top: -80px;5 E5 r: s5 e( P# A$ I
- left: -80px;
+ l5 z, I! }- t8 e9 ? - background-color: #2B222A;: c' ^0 k- R! d+ m2 X
- border-radius: 5px;
" w+ h- K. L7 G - color: #fff;. J/ b q2 E2 B0 H6 W+ B
- content: attr(data-tooltip);
5 W, _% ^! I0 I- e - padding: 1rem;
/ G6 y+ q# }2 O9 e, ~6 }3 A5 q+ q - text-transform: none;2 j$ }6 o( b3 I. l6 n) p7 P" O1 i0 Y
- -webkit-transition: all 0.5s ease;" d, ?9 P' V( n9 ^4 H
- transition: all 0.5s ease;6 G5 H5 a! j) [% m( O1 x* S
- width: 160px;; h3 W( r4 R" V2 s0 j; f! |( a: I
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- .tooltip-toggle::after {
, W8 @$ b2 q& H2 T7 D% S - position: absolute;$ y+ O+ P. z, i* _8 B% A
- top: -12px;
" V3 t6 G4 m6 J - left: 9px;
3 T( R- W1 p* r3 C" P - border-left: 5px solid transparent;
4 H+ C$ c8 @: ?8 y1 @" Y1 J - border-right: 5px solid transparent;. o, Q2 T: r- M
- border-top: 5px solid #2B222A;
; c3 P4 \' U+ a - content: " ";
& h V) A9 E$ ?2 p* d - font-size: 0;8 p- w3 n4 U& L( X+ {: A1 C
- line-height: 0;
) N; ]9 A( P$ l) h9 N - margin-left: -5px;
& _2 L+ N. F5 W6 |6 R9 v& F% D - width: 0;
; L, R M6 i6 }) }- y - }
/ t7 e- ~) T1 J - .tooltip-toggle::before, .tooltip-toggle::after {
8 }- {! T: L: _' G) ` - color: #efefef;! B/ e! L6 r9 m: M
- font-family: monospace;$ a" ]5 G8 U6 Y( u$ a% ]$ G
- font-size: 16px;; I& q5 c* O( R$ u
- opacity: 0;
; t$ x5 ?- ^, A# [ - pointer-events: none;
3 P9 Y ?/ x, F' Q - text-align: center;( | G5 o7 _, I2 H5 y! T
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
6 k4 R2 c3 O) `0 I6 d: V! K - opacity: 1;
; }5 K4 p, L+ G0 C" D% T7 A! w% I - -webkit-transition: all 0.75s ease;
$ V2 x0 O/ s$ c - transition: all 0.75s ease;
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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">. X) ? x3 ^: F; D3 Q
- <ul class="nav-items">" ?0 r- J* T7 w; V
- <!-- Navigation -->1 e. P5 D" h5 k: y2 d! e! N
- <li class="nav-item"><a href="#">Home</a></li>
) k/ O( M0 Q& [3 `- W - <li class="nav-item"><a href="#">About</a></li>
! y) j* @) O2 ?% M& A4 Y - <li class="nav-item"><a href="#">Contact</a></li>/ f5 {6 `$ J2 x' v) X0 e" \
- <!-- Dropdown menu -->$ K/ k* Z: O: T: |8 ~( s1 P
- <li class="nav-item nav-item-dropdown">
8 L5 u) H. O0 o ? - <a class="dropdown-trigger" href="#">Settings</a>
: J0 W3 t6 S1 V' W. T7 } h - <ul class="dropdown-menu">7 H( h1 c7 g0 n3 O9 O2 r/ }
- <li class="dropdown-menu-item">
3 r& k$ L s+ i# X6 Q, j: E - <a href="#">Dropdown Item 1</a>3 d$ \$ _# e/ O, W
- </li>
; Z: E: D. z, I+ t - <li class="dropdown-menu-item">
/ ~! ]; S: o! V9 S, l7 K - <a href="#">Dropdown Item 2</a>
( k4 l$ o+ @3 l: _: e - </li>3 M5 \# G4 Z4 D( B9 k% j: o/ r
- <li class="dropdown-menu-item">! E' p* v- W7 C' @
- <a href="#">Dropdown Item 3</a>
+ p( s" A6 T: k O3 v - </li>
! V3 {" j. S( X - </ul>
( B9 y0 [6 T1 K; N - </li>
. z5 X5 P K+ M" p1 a - </ul>" N. O7 ]+ O" S' M, h& F: z
- </div>
复制代码对应的CSS代码如下: - .nav-container {
# T) r. @9 _) l. h, V - background-color: #fff;2 ?. ?9 L. F# R
- border-radius: 4px;) i( A- a, X1 V3 O- T j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 n- P( M; Q& E( [# k - padding: 1em;
) W) L" F( m! I* i& f - border: 1px solid #eee;/ d0 y; c# m5 }
- display: block;3 I8 d0 K3 y" r" s$ U8 p
- max-width: 400px;5 b" P3 V' W( z. s/ r8 @' M
- margin: 0 auto;
. u' ]- Q" I! S4 y% A# | - text-align: center;
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- ul,: d X: R( U& g! b
- li {
% G) k6 @- W# T, R$ ~2 n2 _ - list-style: none;
! N6 h- v; n4 o" ?9 c' n - -webkit-padding-start: 0;
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- a {
% A' o7 j' V. F/ F! y z - text-decoration: none;
& n# w( ?6 N; p - color: #ED3E44;5 F# N2 J, b6 k0 R
- }
! P$ H5 j& N( i5 ^/ ~9 N - .nav-item {7 b, Z6 S; t- b' _ V H6 a- e
- padding: 1em; P( r4 T# G7 E" F) H \0 r& r9 E
- display: inline;
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- .nav-item-dropdown {$ O. M0 w5 H$ }: {$ a
- position: relative;4 l, W: c4 a, }2 d! u
- }
. `" U( L: ^- V; l6 c- \0 F - .nav-item-dropdown:hover > .dropdown-menu {* Y/ P" w8 R6 U9 J, y& D. [
- display: block;/ a9 Y. @0 r' H3 T9 ^
- opacity: 1;
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- .dropdown-trigger {2 d+ R+ o4 H: h p+ b7 T
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {4 c) |. I. b' I) w5 D
- display: block;5 q. R0 ?7 g% t& k }
- opacity: 1;
" m$ i! F. i D# o - }
( u* P7 n3 _/ r" H4 Q6 q3 s2 _8 E - .dropdown-trigger::after {
2 r" J% X' d8 b/ } - content: "›";7 r, T+ ~& | v/ m* K6 [
- position: absolute;
- S, F3 K7 Y9 S8 \1 |8 C1 q+ Z3 L. g, E - color: #ED3E44;3 D, k1 u! V z; P8 b
- font-size: 24px;+ @1 ^7 M! l6 u; ?. T$ T$ c
- font-weight: bold;
+ z2 l9 d' ~4 o - -webkit-transform: rotate(90deg);
) Q! @6 ?$ y( V9 R @8 u* r8 ]2 K1 T - transform: rotate(90deg);
) F$ W8 K* d8 {5 I: b - top: -5px;7 m% L# S0 t# G; P' U9 U! q
- right: -15px;/ g: @* y4 @% c0 R1 N7 _
- }, L! U, T+ z5 F# l
- .dropdown-menu {
' y* Q% E4 Q: e b r, h) `; }0 ^7 ^ - background-color: #ED3E44;
% `$ ~2 ~ G$ v4 x# X3 H- x2 Q - display: inline-block;) f* o3 w2 v* Y9 u* C$ v2 \; N+ n
- text-align: right;6 R3 T4 T4 ]! q! c
- position: absolute;
6 @; ^/ o# ?5 {( m - top: 2.5rem;2 E, C0 M4 {$ t I% y
- right: -10px;
* \5 d1 S4 i& G. F7 a - display: none;
# D. t2 N9 w) Y/ E3 V% b - opacity: 0;
5 C! D( J: a( Y* w) } - -webkit-transition: opacity 0.5s ease;# q7 J( n1 i6 Z) ~( y
- transition: opacity 0.5s ease;
. y! S: p3 U# f! D - width: 160px;
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- .dropdown-menu a {. D) e; o) R# ^' S
- color: #fff;. r$ v! y) T( {3 k0 {7 o% M8 J
- }3 k. I4 ~2 w6 _' f
- .dropdown-menu-item {
5 a4 e+ Y0 ^4 {4 y - cursor: pointer;8 D* a% o8 e0 W, l( i4 i
- padding: 1em;3 v/ e# I9 H" p# f! h; [
- text-align: center;9 o4 d8 U) O# f: u
- }2 x$ i3 a3 s. A3 u
- .dropdown-menu-item:hover {
( E! ~% b- @$ N% _5 {0 y - background-color: #eb272d;* e: e# U+ T; y' R0 ~
- }
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% U. g/ X9 P2 K9 B. ]可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
* l: d' a4 g- l5 l$ Z u - <!-- Checkbox toggle -->
, j; v# m* y9 h. J - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
, M( _& T5 }. K7 S( O - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>% T X F, U, a7 D* ?3 f
- <!-- Content to toggle from www.mfbuluo.com-->
: _) j1 y4 H1 R! P5 K) R - <div role="toggle" class="toggle-content">1 y( E( @" [7 z7 D. L
- BA-NA-NA-NA!
5 s4 r" W9 Z' e4 D' ~. y - </div>
: ?$ Y/ G9 N4 U7 J9 o8 l, e% w - </div>
复制代码CSS代码内容如下: - .toggle {
$ u. }# O& `+ [6 O8 G) I - margin: 0 auto;- r& D0 M3 ^3 [- J' {5 c
- max-width: 400px;. d- p4 |4 ^# J7 }" N- X
- }* Z8 y0 X4 k4 y8 S I7 J
- .toggle-label {: |7 A8 s5 ?8 ?* j% J8 l, J. i
- font-size: 16px;, J+ f8 J, u7 [5 s) g# Y5 X) J4 F
- background: #fff;
' Q' X: b! X- Z6 @# ~3 d* z' A+ N - padding: 1em;
1 A \% B8 G* }' ` - cursor: pointer;
& ]8 k4 W) l1 v5 ]1 o - display: block;
$ z+ w: B3 X& | - margin: 0 auto 1em;. X8 z, P. l y+ W) r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 a* F# Q3 B2 ~& I/ X' W
- border-radius: 4px;. A( t- m/ s) t+ W2 X1 \' h3 }
- }
l8 I, U2 F! m( f - .toggle-label:after { y$ k: Q0 A/ D' x( T# b2 [# o2 D
- color: #ED3E44;
8 ?/ g. M* {5 \2 X$ E - content: "+";' ~! q1 U6 \' C5 L6 ]' t& Q
- float: right;
% F; J7 v( n8 z% r: D9 k% k+ z/ i - font-weight: bold;- ]3 N$ r6 [! d3 F% {
- }4 a! w+ Y1 r3 p
- .toggle-content {/ i. A) j. Q" h( H5 z
- color: #B0B3C2;
0 @7 F( ]- v( h& B& ? - font-family: monospace;
) K6 y- q8 I" I - font-size: 16px;
/ |8 {( E& R* d M' r; d* n - margin-bottom: 1.5em;' g! z7 t- x7 Y c# H- D4 @
- padding: 1em;
% I3 B, ]8 ~1 f B' j, v; h - }, `/ A3 N: d4 w. s8 j, h- d l- R
- .toggle-input {
2 Y7 }7 e- k$ U - display: none;
7 L; `* n4 l0 k) B6 T( Z - }
5 p$ a6 B$ ~, K6 \5 |* n' i! G" U2 G - .toggle-input:not(checked) ~ .toggle-content {+ P7 T3 S# |4 e) n5 l7 p: F
- display: none;
! W' i5 B4 ^7 { - }- l7 z x; O$ i% x" o1 ^
- .toggle-input:checked ~ .toggle-content {0 V4 U9 H. e/ u8 C* N
- display: block;
7 H- r7 w2 `& ]) k4 o - }
& d& w/ v# W: U- V. K- C0 X+ g1 A - .toggle-input:checked ~ .toggle-label:after {4 ^5 Y' X S; O- f" ?
- content: "-";
+ r( c- H( r* S' E+ G9 J$ l - }
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