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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!">
$ n2 k5 d1 M# x# J( { - Label for your tooltip
& L$ P0 g$ o8 m& T' U: g% ] j; R9 f7 ~ - </span>
复制代码CSS代码: - .tooltip-toggle {% U# I J R/ J( g, K
- cursor: pointer;( Y% q/ X& u/ e4 {0 q) l
- position: relative;" b# Q! n: ]7 o: Z" x
- }/ H( x3 V( L" D; e
- .tooltip-toggle svg {
+ u- C4 d& _# W1 M5 R - height: 18px;
6 i! z3 ]: g7 N - width: 18px;
$ m+ \7 v4 e( M$ v - padding-right: 0.5rem;. Z; u% m3 a. K
- }
+ z8 }& J* F H$ D9 H% d - .tooltip-toggle::before {1 Z' K: a1 y2 V6 `5 s
- position: absolute;
4 c$ Z3 d; b. L2 e - top: -80px;
1 b. D7 _# h% D- c( y& q1 H - left: -80px;3 U( Q7 t& K9 P" k( N
- background-color: #2B222A;
6 i2 f: W0 f2 ~( O - border-radius: 5px;
8 r/ C2 N- _) p. c# @& j - color: #fff;
8 I( H: N7 ]$ ^5 J! Y - content: attr(data-tooltip);4 q9 E5 X: E e! z; p
- padding: 1rem;. k6 R! N, m7 O# h3 l. a
- text-transform: none;
- r2 C1 |) J+ r M% {# z" K7 y4 @ - -webkit-transition: all 0.5s ease;
( [9 U7 K( E( z% l. ~& z& M5 V - transition: all 0.5s ease;& f: ~! S6 C& h
- width: 160px;7 `* a4 b: L7 ~1 X" [7 t
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- .tooltip-toggle::after {
& }$ G- S4 T2 C8 r( u1 V4 h, A! C - position: absolute;& |. P7 ]/ [4 R1 @
- top: -12px;
( B. @" n% S7 t0 p! P+ j+ g' _, S5 o - left: 9px;/ a% V" a L# ]
- border-left: 5px solid transparent;
! S$ {5 q7 b9 d: g - border-right: 5px solid transparent;
) J8 ^- }! y! A3 H; s - border-top: 5px solid #2B222A;$ E; l$ y/ {. L' ? @# v' [
- content: " ";$ ^+ ]" y) q5 G1 U& d* r! f% i8 A
- font-size: 0;
8 W J- v) ~2 v, Y - line-height: 0;4 q: B; P$ f2 y# T3 Z
- margin-left: -5px;
9 n) ]" F( g5 D - width: 0;3 g/ Q. I, p/ H; `* H
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- .tooltip-toggle::before, .tooltip-toggle::after {% t- l& U- E( n- N* m5 E& X/ ^
- color: #efefef;. r4 W' t3 y' }9 c* ^( Z
- font-family: monospace;
/ s7 ]& W6 v2 Q9 ~" k - font-size: 16px;
$ z, L3 a* ?$ q0 T5 X0 b1 X9 `4 i - opacity: 0;
+ u# D% S0 |/ c* a - pointer-events: none;8 \! U- o4 r* D# T
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
3 J& H" N( B7 r A" h - opacity: 1;
/ w2 g, W+ {, H R! O. L5 H7 Y - -webkit-transition: all 0.75s ease;* Q8 x) F! c+ c3 ~; U
- transition: all 0.75s ease;$ G0 e8 a# f, V/ x Q, j. a
- }
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">$ R0 `1 F! I+ [# q2 T; B3 t1 v
- <ul class="nav-items">2 r% y% E+ Y* {6 }% l
- <!-- Navigation -->
8 }8 n6 P% d+ j5 u1 R - <li class="nav-item"><a href="#">Home</a></li>1 h$ @9 V2 @) z4 ~2 w
- <li class="nav-item"><a href="#">About</a></li>
8 f* B, S4 [9 _6 b - <li class="nav-item"><a href="#">Contact</a></li>8 s( S6 n, |. _4 W2 N/ S
- <!-- Dropdown menu -->6 W3 h' X9 |" o$ ^ V0 \6 b. w
- <li class="nav-item nav-item-dropdown">
7 ?$ Y' F. I; H% o- i" X( ~0 N* \ - <a class="dropdown-trigger" href="#">Settings</a>
- c/ w, i8 K: a. i ~ - <ul class="dropdown-menu">
: [" P/ H" E9 L8 @ N* K - <li class="dropdown-menu-item">
+ _# B+ n9 q$ X( Z - <a href="#">Dropdown Item 1</a>: x) g3 c. ]$ U1 J3 N$ j, p/ j
- </li>/ v1 b) `$ \' B) g* A& A
- <li class="dropdown-menu-item">6 q9 _ Y4 i3 f, ]$ l
- <a href="#">Dropdown Item 2</a>
2 e/ b( P$ g5 S) \* ?1 L - </li>
6 S/ O) H' Z; H$ J* v/ u P' z - <li class="dropdown-menu-item">
& j1 K$ W: y) m - <a href="#">Dropdown Item 3</a>3 I5 X: ]% e6 Z& \. W
- </li>
g2 E! d1 X# m8 [ - </ul>
1 ?: u7 D6 W, G4 e - </li>0 {, w8 a! h1 S9 N
- </ul>' c& o2 l; v J; ~4 O% \' Y" u2 [# B
- </div>
复制代码对应的CSS代码如下: - .nav-container {
* z. E. j/ n1 ]8 ?4 [! ^" u! j/ K - background-color: #fff;
8 ?" v# |* w0 b4 e" ^ - border-radius: 4px;) K. A5 c& ~0 z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ Z$ j! P1 I7 t4 ~ c5 {8 g
- padding: 1em;: A) h7 d2 j0 |* p
- border: 1px solid #eee;* S# n9 O7 O+ K
- display: block;- ^# w6 }; \) V5 L( ~/ t' n
- max-width: 400px;7 M, K5 R9 }6 ~1 N/ y# a2 E
- margin: 0 auto;* L) I2 w4 C3 K$ O- f
- text-align: center;
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- ul,
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- list-style: none;) C9 L0 t. X# j/ ~* \
- -webkit-padding-start: 0;
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- a {
1 {) k* c% V! m8 e, d' o1 J - text-decoration: none;
5 W5 q, u# q. s8 _3 @8 t - color: #ED3E44;
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8 L% D' D8 K' \8 K7 @. Z9 c3 \ - .nav-item {* u: e2 t% {9 v! O
- padding: 1em;8 t% w* I! n6 H, K5 j2 Q
- display: inline;
. x2 s0 b% D7 i - }
x& U- s& a' n$ T - .nav-item-dropdown {
' ~) @& r7 ?) H" y - position: relative;( i8 |1 ]* [! s" [- X0 L0 d M
- }
" Q) F+ n; S p' B6 j" ] - .nav-item-dropdown:hover > .dropdown-menu {9 k8 x/ l$ {3 [/ i! z R
- display: block;7 Q0 p7 o& K0 f/ j. B3 |6 [2 d- w
- opacity: 1;9 `- j# ~, `9 e6 G* t0 e
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- .dropdown-trigger {) y0 p0 C* `7 B) P( @! Q+ K
- position: relative;* D0 M8 C4 b; _$ c
- }! N' _! X4 ^0 r, R1 H9 H( U( g" h
- .dropdown-trigger:focus + .dropdown-menu {
; G% n9 G4 J' R& [2 c0 |- F& @ - display: block;
- @: T ~- u: } - opacity: 1;
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- .dropdown-trigger::after {
5 c. `# h* A- Q' y3 K - content: "›";
; ]! L% s/ |/ O; | - position: absolute;
* w5 q) s+ [* f* |- g; v! j - color: #ED3E44;5 ~. N, G+ D( y# F8 x/ x% ~0 Q
- font-size: 24px;
M/ x& O3 b9 r5 M `* S- M# f - font-weight: bold;
' _( p. Y) [9 t O1 H" z' Q8 h - -webkit-transform: rotate(90deg);
; K3 y; v* ?# N- o/ v# X% S - transform: rotate(90deg);
' H, J4 i% A" m+ D$ l: Z7 ?5 @ - top: -5px;* \& c, H; n; C$ T3 E% |
- right: -15px;" k \$ m6 [+ N" A; ^* g
- }
" _0 l. Z# P: }* {' p - .dropdown-menu {
, Y" f8 T! }' O' p9 m) w- s; ? - background-color: #ED3E44;$ A3 I; H8 {$ _# x
- display: inline-block;
) x) }$ M/ a4 g1 l6 R - text-align: right;
; E9 c! x! d5 V z. V8 S - position: absolute;+ g9 u: O p. S( ~
- top: 2.5rem;
5 t1 `5 |! z) h( I! X! t2 y - right: -10px;; O, E; P0 \( s3 T! b* l
- display: none;/ T' c; u& r# P8 ~. A
- opacity: 0;- G0 w5 @4 ^9 k/ S
- -webkit-transition: opacity 0.5s ease;4 F; N) P3 Y+ _9 m
- transition: opacity 0.5s ease;
5 ^0 @0 B' t3 k/ z$ j - width: 160px;3 {. t6 p! ?$ Z |9 M
- }
! K( z, x/ ^/ x- m5 h' n1 f - .dropdown-menu a {
( m" { D# P+ P# A9 H- J8 X6 K% d8 w; k - color: #fff;
. S( ^, M$ N5 r - }; B0 ~6 [( P+ S7 r4 O/ k( n' i
- .dropdown-menu-item {' h) w8 d7 T+ u
- cursor: pointer;1 J# k/ N/ \- E! }1 d
- padding: 1em;
. ^- }0 I0 Z3 \ - text-align: center;
7 f }# G% B1 |' ]2 P - }
8 E' A/ V: B: l3 A( U4 {6 N& g9 W - .dropdown-menu-item:hover {
8 g I0 Z, j( o: ^- G4 O - background-color: #eb272d;+ M# b3 W8 L7 N' ~
- }
复制代码
% f8 `4 e7 c1 j& Z: E2 J, s3 D可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
) _% L! S1 Q2 U: ~$ h: T" s+ @ - <!-- Checkbox toggle -->; ~+ M" E0 q h+ ]
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 Z4 y H' t! @: o; ?" n* D
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># V4 {+ s( | l( K' E
- <!-- Content to toggle from www.mfbuluo.com-->
/ p4 W& ]) x8 d% I8 e. J1 q - <div role="toggle" class="toggle-content">2 ^+ K$ W/ G1 G' k% O0 z) l' Q( @
- BA-NA-NA-NA!
$ N- O8 n- Q- B" v' {* D. x - </div>
+ l* {2 f( P) E }8 h: ^3 f - </div>
复制代码CSS代码内容如下: - .toggle {. C# O, `8 E% [+ G9 U1 O5 d
- margin: 0 auto;" V$ I5 e+ x1 I; Q
- max-width: 400px;
- E1 G& j& e7 A/ J- _ - }% l+ _. A" v9 W* s$ b7 [" s% G
- .toggle-label {
; U2 z5 T4 A( _' N: v' p: H - font-size: 16px;9 D8 h4 L" [5 {* n; t" f' C
- background: #fff;3 a U& w* ?9 v( ]8 h
- padding: 1em;" T! g+ v! D ^7 }# `/ O' g/ O
- cursor: pointer;
8 z8 T0 O$ I" T" E. X - display: block;, p: Y: e! C* h4 P* V) z
- margin: 0 auto 1em;
2 p2 b7 w+ w7 Y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ J2 C( N% }/ `+ ]& U
- border-radius: 4px;) `" T: p5 D; z. n( _5 v+ F1 {
- }6 X, l l: @) ]8 n) y% Q
- .toggle-label:after {# ^6 t# E/ m' m6 [, K5 l0 u
- color: #ED3E44;
% Q- k% y. x$ ?, F7 q+ ] - content: "+";
' `0 y; q0 A6 r/ e - float: right;+ B- ]3 W0 y. y1 {8 m; N
- font-weight: bold;: b( {% S; l& u+ p s& T# `3 T
- }
( \; k: C% ^( K6 W; v! R) { - .toggle-content {
' G. C2 x% n' X2 t1 o - color: #B0B3C2;! j' p7 c/ q8 i! D. ?5 g: Y! a
- font-family: monospace;0 v k$ k& D. j2 V% Q# Y
- font-size: 16px;
, b5 U- w( Z) A- H( c- w/ H - margin-bottom: 1.5em;
& J. _; B& W6 E; u- I# h) M - padding: 1em;
! z1 @4 G8 r( Q( W4 s5 b5 R - }. u. [! `6 L" B" K4 X1 X
- .toggle-input {' D9 w! |) p) K" [' A& w
- display: none;+ [9 D2 p; u& x% w o$ |
- }
H9 n7 v' C' e - .toggle-input:not(checked) ~ .toggle-content {
$ w! o6 W1 R. D9 ^! r% a - display: none;9 A; S; i( ?$ k, B' y
- }
! m" a* a. [ M* r - .toggle-input:checked ~ .toggle-content {
5 E: o8 K+ U5 F4 L I$ F - display: block; @5 @ N3 o+ `) G% I
- }
6 L$ \+ T/ [0 j: ^4 T& A - .toggle-input:checked ~ .toggle-label:after {
$ @6 @& V! O6 u - content: "-";
a3 k! c/ N. g/ K - }
复制代码
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