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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( S& F3 K, X - Label for your tooltip
! s( X0 ^4 \0 U9 r0 s - </span>
复制代码CSS代码: - .tooltip-toggle {' D0 i4 C+ j# J; @0 z
- cursor: pointer;
; d4 x# X# n7 m8 a - position: relative;
0 R) a% m; D9 w' H5 @ - }
# L2 x' O) A$ | - .tooltip-toggle svg {
, G% ^4 c6 I5 |! s. M# v - height: 18px;
2 ?. i: E" H/ _! y3 [/ ?2 c+ X2 S. N - width: 18px;- N8 Q% V0 t% [/ H$ W
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
* x- e0 q( f; E$ { m - position: absolute;5 J+ c* o( V7 u8 o3 f, V) l
- top: -80px;0 h. l7 B6 j: N4 C) d* d/ j. c
- left: -80px;) ^, l7 z7 h/ \; R8 D
- background-color: #2B222A;: t- e$ `* u' P
- border-radius: 5px;) [5 R5 q! W. a+ Y. b
- color: #fff;8 [$ D, G/ Q$ }5 [/ A" _
- content: attr(data-tooltip);
! b+ F! Z- K ?; a - padding: 1rem; B" U5 i% h+ V- v4 m9 C
- text-transform: none;
) q5 p5 A$ A/ X0 \ - -webkit-transition: all 0.5s ease;
e* E; f" v! ^' h" G9 D4 Z - transition: all 0.5s ease;# {4 F6 ^0 G8 x ^$ @$ i! P4 {
- width: 160px;
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! d( b+ @2 n$ U. H - .tooltip-toggle::after {% |6 D, s S0 m. v8 G, x
- position: absolute;
7 G7 e0 l4 x% I+ ^ - top: -12px;/ \# P& ^9 |/ G
- left: 9px;
7 w; ^# ~' C: a* b+ p+ v - border-left: 5px solid transparent;6 Z- S( X! w0 a* _
- border-right: 5px solid transparent;
9 ~$ K' Z& w) u/ J3 N - border-top: 5px solid #2B222A;6 W# E! y/ c9 K8 X& T! {
- content: " ";
D5 `& j1 R. j0 l: Y - font-size: 0;
/ ?; \; T: l$ ?( B% K4 X - line-height: 0;
# H3 I& M' J! G% N R4 }( K& X: B' Z - margin-left: -5px;. j; R* A2 M8 _5 @& T, p
- width: 0;+ T' e6 q; y) f
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- .tooltip-toggle::before, .tooltip-toggle::after {' P' f! ^, H0 K% z3 \: K) \% u m
- color: #efefef;1 R$ ?( J \1 k& ?5 z5 [
- font-family: monospace;( N8 R4 G) a0 @3 x! J
- font-size: 16px;: V+ E2 F# |7 k3 M0 P5 I8 d& L
- opacity: 0;4 L& F- Q4 F/ l4 k- e9 j# q
- pointer-events: none;8 X3 ?/ S( G; {1 [# G
- text-align: center;
9 [$ m+ }- C, M" P - }
: e; u T. n' H. U8 y - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
. d4 t0 Z% U/ e0 i6 Q- m - opacity: 1;7 [( c t5 j/ L
- -webkit-transition: all 0.75s ease;
; W8 S7 V8 s* z8 o5 y - 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">0 T. }$ x# e4 G! [" ~. [' G/ i
- <ul class="nav-items">
% T" U9 R1 s: M - <!-- Navigation -->/ h3 j7 S( [' i5 ~2 H4 t9 b
- <li class="nav-item"><a href="#">Home</a></li>1 w3 |$ B* x* W1 x i
- <li class="nav-item"><a href="#">About</a></li>/ @- U$ k4 u6 }7 T" ^' _, U8 ^9 ^
- <li class="nav-item"><a href="#">Contact</a></li>
* C9 w: u$ ]5 f9 f. o: S" W( ^4 J* W - <!-- Dropdown menu -->: t8 `6 {, P4 J$ T) I# x
- <li class="nav-item nav-item-dropdown">
% y# @1 q! J. B, Q - <a class="dropdown-trigger" href="#">Settings</a>
5 U7 c* `( O5 ?) u/ y6 { - <ul class="dropdown-menu">! E8 K9 Z1 G+ r2 o: d& J4 w
- <li class="dropdown-menu-item">
a0 n; n% \( R- u4 v' k! N0 ~ - <a href="#">Dropdown Item 1</a>( N( `6 ^0 F: a8 B1 H, [1 m
- </li>
0 j9 g1 n+ H: j3 z3 G# }* f - <li class="dropdown-menu-item">) K2 e& P* f+ J: g) a
- <a href="#">Dropdown Item 2</a>5 K, J+ T& F7 k8 H1 j8 g
- </li>
2 C# _+ G2 A* d( B5 w) Q1 g - <li class="dropdown-menu-item">* d7 y9 ]0 [, P
- <a href="#">Dropdown Item 3</a>
5 f2 T- E* f1 z2 i- Q) r7 ~3 T: G - </li> y1 ?4 N" |, H" g6 _
- </ul>
) l) D! h: N$ ^6 g - </li>
; Z$ h, i7 o( S - </ul>
4 l6 q0 D" V* y" k! _ - </div>
复制代码对应的CSS代码如下: - .nav-container {8 \# N+ a; {3 o5 \4 w; i2 e* i1 d
- background-color: #fff;
+ G7 C7 H+ C) U: q* y) c6 E - border-radius: 4px;
0 s. D' r# P- s; d, _2 } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 Q8 |$ d" P8 I8 ?; q3 J - padding: 1em;
7 N% m! z: d4 q5 \( \" e - border: 1px solid #eee;
* M4 W* y3 K2 t& I2 b3 f - display: block;% }0 j' A2 ^ ^4 h
- max-width: 400px;" z; K4 V7 L$ c) z( x# I
- margin: 0 auto;
- g l7 J) |. U& N6 H8 f - text-align: center;, j. M5 J n) x& g$ @! j
- }+ j. }, S6 k( q% n Q5 R
- ul,
5 z9 n( Y; f/ E4 _( ` - li {
# H9 K8 z0 v; P - list-style: none;$ H+ L+ z; E" O1 G) E1 L
- -webkit-padding-start: 0;
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- text-decoration: none;' a5 v) Y% _' ~5 G
- color: #ED3E44;) }' S R1 \" }# R2 U/ X9 r
- }3 p6 v% x7 p4 g" q% |: J- Z- j
- .nav-item {
# l* h2 z5 j" a" W# x' C* p% U - padding: 1em;
7 z, G7 @, _6 I. k" l - display: inline;
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- .nav-item-dropdown {7 c+ k, i5 q7 j) E C! \% y( R
- position: relative; X; ]' B: O+ E2 T4 U5 P
- }
1 N# Z. ?: F; Q2 g* d - .nav-item-dropdown:hover > .dropdown-menu {7 g1 Y5 ^& E( h) S
- display: block;6 e8 {! A O ]- H. {; {
- opacity: 1;
& t+ h- e8 u& `! o3 R% w - }
5 v* O6 R1 q; @- `, M - .dropdown-trigger {
7 T% s% b) y4 V. Q- W6 s - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
8 x, U6 q! s, T6 E X. r: f; D - display: block;- m) W: r b( P( z9 z# @+ k
- opacity: 1;2 t7 Y" {+ D) E6 _
- }( j% v! \/ M2 R2 c! v; B; Q5 H
- .dropdown-trigger::after {
) S) M( c2 K' ~. h! [1 G6 B2 }8 P& N - content: "›";% p; I7 \: ^! i# I/ \" L4 e
- position: absolute;1 n% |9 Z& C; z; I' m1 W
- color: #ED3E44;9 I) h! _( s% m T9 b4 H# f$ l+ D
- font-size: 24px;
# `& U1 O8 _( j1 [ - font-weight: bold;
) }8 @( d _; ^! O. { - -webkit-transform: rotate(90deg); A0 `* ?/ ?+ x% N! e3 x4 P
- transform: rotate(90deg);
: t2 L' M1 d& l+ l - top: -5px;
5 D' q: ?7 D! R0 H+ ~& L7 N - right: -15px;, ?2 }' l: S3 g$ Z7 Z0 l
- }
2 } X& w% n! E6 a; u( W+ v" f% P - .dropdown-menu {4 ~$ m& d& a7 L1 [& L0 V
- background-color: #ED3E44;
+ S. l# o6 r+ K; a* b5 j; R& g& c - display: inline-block;0 U' x1 ?/ P0 p" T- }
- text-align: right;* A( X# A1 B9 @6 d
- position: absolute;$ j3 n1 q* v, Y1 g& G
- top: 2.5rem;+ z! j, O* T) y! \6 x5 k! H
- right: -10px;" l9 s, m% t/ z- ?/ r4 S' H
- display: none;& m, f! m& w. I5 c( s# `
- opacity: 0;# T$ A$ w# L: N: B/ W8 d2 t
- -webkit-transition: opacity 0.5s ease;/ B. I" |' o4 k! e; P
- transition: opacity 0.5s ease;
* B2 r! }/ L5 S! Z( |, [; P - width: 160px;
/ n' m$ _( T; r! d - }% V0 d5 n& P% R1 V7 ?( _
- .dropdown-menu a {
6 v; n5 _7 x, I# t2 i! x; i' W - color: #fff;, [8 @: ~9 Z* H# \
- }
# ^" r# i& ~# |$ p. k( w - .dropdown-menu-item {
2 [, T0 M) R, o5 x8 s( s - cursor: pointer;; l! P" F; f4 k# ~# U
- padding: 1em;
) ]2 ?& F$ T1 d - text-align: center;& R3 [- Q6 s" z5 |8 @: m1 l
- }9 l# W6 S8 D1 S
- .dropdown-menu-item:hover {
/ O! S7 d& C, P$ }) I' b( c - background-color: #eb272d;
. S. H' ?; u2 u# ^7 f# i6 @' [ - }
复制代码
* f" E, q" E# A. n8 g可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">+ f3 t) p8 u1 Q; s- s* W
- <!-- Checkbox toggle -->
4 B1 v G9 S8 ~0 S- X - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 I; B3 A" f$ \: J4 _ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
0 R! ~, h" p) `. j1 [2 D# H% | - <!-- Content to toggle from www.mfbuluo.com-->
$ O" I1 w( }; `, v - <div role="toggle" class="toggle-content">
* Y! `2 v/ p; O- W - BA-NA-NA-NA!
' w% H+ I6 k# o$ U - </div>
1 ~# ~. s0 `- t! @ - </div>
复制代码CSS代码内容如下: - .toggle {2 P& C$ J( A7 m5 T3 E; ]( I" x b
- margin: 0 auto;2 O, N d' ]; I
- max-width: 400px;* d- t3 {1 n! U0 s- c, O
- }5 _* T! G* O3 T* A! ~
- .toggle-label {
- {: F( M4 X r6 R - font-size: 16px;3 r; p4 l3 q- |0 [1 k
- background: #fff;1 ]: H! ~) {. E1 G
- padding: 1em;/ C0 X( Y7 L5 @- `6 P
- cursor: pointer;2 U" v& O4 b( L8 p1 H9 N
- display: block;* c, @4 f, z+ r4 T# O5 ^2 O9 h
- margin: 0 auto 1em;
& v8 _' f- b1 o5 N9 O5 V& a$ t0 v - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 f7 f5 ]5 @+ ^* O
- border-radius: 4px;5 u0 Q/ R6 |" a$ l0 F3 Z1 Q! `
- }
$ @0 ?1 z8 ~4 B/ [ - .toggle-label:after { K; |, |: N& ?% v, `1 [1 L7 [& {/ r9 F9 P7 S
- color: #ED3E44;6 v% ~) M3 @! b3 i: |0 ~
- content: "+";
( ^/ g2 Z) w; w- O& W; L - float: right;
: l5 K& ~( l3 a) p - font-weight: bold;
* N1 s8 Y6 S/ s- n* K# Z - }" b9 F0 X1 O3 C0 G9 }6 j1 R' K
- .toggle-content {0 Z& ^5 _2 d3 e. P2 s
- color: #B0B3C2;% y, _# b# R0 H2 o
- font-family: monospace;
0 d8 \: V$ b; ~/ U0 K9 _( B7 }2 Q4 a - font-size: 16px;
! ^# ]" q; V7 j1 F2 C+ O2 h! W - margin-bottom: 1.5em;
' P% B" i: e n+ m+ \# Z - padding: 1em;
+ i" z! i0 f( U4 P+ M; S# l* t$ `. h# w - }; J) p# r, d7 J, h4 W6 s( F
- .toggle-input {
( n& \8 T: c" k* _* L - display: none;
: K) X& p9 d) Z" K - }! e1 s, e5 J. Y
- .toggle-input:not(checked) ~ .toggle-content {
1 i J5 R' k9 _7 u! _7 i4 k% c - display: none;
' J I9 L' {. ~( c1 w5 g9 v0 Z: ]4 G - }% V. ]- |. b4 Q' ^5 Y E
- .toggle-input:checked ~ .toggle-content {
5 x7 \ s: g$ ?9 y/ r7 i - display: block;
2 ?; {9 C& Z1 a( G - }0 U8 Y; U# s* @
- .toggle-input:checked ~ .toggle-label:after {" w, t- U" {% {/ C0 z8 V$ v! o
- content: "-";$ n I% R4 s0 N1 M2 I; J" V/ Y8 n% M
- }
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