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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!">
, g8 ]2 x1 u2 f0 s) S3 U - Label for your tooltip
; a- |: m0 O. h2 A - </span>
复制代码CSS代码: - .tooltip-toggle {
1 a$ [ w, Q' `7 z1 H: W - cursor: pointer;% e( u S0 m4 J4 F& \4 f
- position: relative;
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" f) V) I. I F- c$ g# b! q2 Y- v# Y - .tooltip-toggle svg {
3 o7 Q) J: u% C% f% \; F( D' y4 J - height: 18px;! x' A7 [9 _& s6 y& l
- width: 18px;8 D' k# [6 k+ m, M% n
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
/ z- N* T. {7 L% l$ ] - position: absolute;
( h# j$ V0 [6 a% z: K - top: -80px;5 g @" ^& c: m6 h& `9 J
- left: -80px;2 e3 k$ \: Z; C ^# N
- background-color: #2B222A;0 a: F6 |7 |9 N h0 I+ S( O
- border-radius: 5px;9 a5 p7 j) ?2 c
- color: #fff;/ w7 F$ B2 w2 W0 Z4 B2 C: P; ~, B
- content: attr(data-tooltip);, @; I- q* P4 d
- padding: 1rem;
# Z$ G8 k0 Z( \- j$ U - text-transform: none;/ B0 G( i0 I! s! m
- -webkit-transition: all 0.5s ease;+ Y) h, q3 V& r$ D7 R+ p4 A
- transition: all 0.5s ease;8 U, P& q( G( f4 T# D& ~
- width: 160px;. a: W) ~9 x6 E4 J! X1 i
- }8 \7 m# U- U5 R3 e* v5 |4 W
- .tooltip-toggle::after {" e0 n$ ?/ y1 N6 k
- position: absolute;
& S7 s* s5 ]* x: z0 u/ q7 E/ C - top: -12px;
1 N3 \0 ?$ p( `1 t - left: 9px;
4 M5 X0 H* [ N - border-left: 5px solid transparent;
( J- S, v. a! I$ K - border-right: 5px solid transparent;
! t# x6 W! H- D$ J& D9 Z: h8 B. t - border-top: 5px solid #2B222A;5 M% [' `9 k7 h. m# E
- content: " ";
8 T0 W0 a/ ~& l3 c% t - font-size: 0;
9 t9 B2 w7 h( l; G8 N - line-height: 0;: M, L y/ \$ G
- margin-left: -5px;; T% a3 K& J4 e# k$ [ Q
- width: 0;' g, \' Z' y. v8 H( x9 S6 W
- }
! L" Z. o6 x; b - .tooltip-toggle::before, .tooltip-toggle::after {
4 M( e. I, W; G - color: #efefef;! A* U/ _1 Q# ^# K: F& g8 |
- font-family: monospace;
* m( H7 |1 v( [; {2 ~7 b - font-size: 16px;
! p. r( t( k# x- E) ` - opacity: 0;
0 ]0 Z& S& t/ l9 B0 v: Z+ b - pointer-events: none;
. a; A9 x7 V+ _* @ I) a) _& ~ - text-align: center;) y6 h7 {7 a1 h( b9 z* v) s
- }
~& _+ p5 O/ C- ~, e - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. d& [ _! S$ T: Y; I, ~
- opacity: 1;) R& x) I. ~1 k. E B9 u$ J
- -webkit-transition: all 0.75s ease;
; \7 @$ t& {$ k - transition: all 0.75s ease;1 K: C2 E1 D: S1 f0 O7 M! t C
- }
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">" v7 O# P* j5 D9 d' W
- <ul class="nav-items">
( L( E6 j% C* C' m' S' a: w - <!-- Navigation -->
5 D' y: p/ e, s - <li class="nav-item"><a href="#">Home</a></li>
7 D: c }/ |( G3 {9 {: c, F - <li class="nav-item"><a href="#">About</a></li>
' d7 C' H2 f, U5 u - <li class="nav-item"><a href="#">Contact</a></li>, u, q- u, @$ h
- <!-- Dropdown menu -->$ k% k, q$ W: ^
- <li class="nav-item nav-item-dropdown">. a! J+ z# X4 z- q8 u
- <a class="dropdown-trigger" href="#">Settings</a>5 ^* k5 u0 O( Y9 J% @- B
- <ul class="dropdown-menu">$ L8 X/ N- L; @: W
- <li class="dropdown-menu-item">7 z4 ^) O- N$ {/ H+ x7 P* w
- <a href="#">Dropdown Item 1</a>+ S% p b8 f" Y. U
- </li>7 q# Z u Q8 @! d$ C9 k
- <li class="dropdown-menu-item">
4 S2 D6 n8 t e1 k1 \) s - <a href="#">Dropdown Item 2</a>! W8 w7 g: ~! `2 W; M6 \
- </li>
$ k8 f! |+ D8 w) J4 s4 t7 F/ B - <li class="dropdown-menu-item">5 p# M- O) F4 x) i
- <a href="#">Dropdown Item 3</a>
3 `) P) c, q* P3 B. u# q4 R6 T+ i - </li>
, ^7 u8 {5 _! ?4 U3 _3 P - </ul>! A5 s7 \/ @6 y6 i3 n& t6 _- h/ a4 A
- </li># x9 z7 ~8 Y6 g2 q
- </ul>
. f% B' o; y; ?# x% b - </div>
复制代码对应的CSS代码如下: - .nav-container {
- C$ U, J4 J; s h - background-color: #fff;/ X! C; O5 X1 A# v' u" a7 B
- border-radius: 4px;0 \, k& J1 u V1 H' o {
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( [- M6 ?& U& V$ ?- `, M - padding: 1em;
5 v6 s0 X8 `4 A+ H! Z) v/ a0 ?5 [- l - border: 1px solid #eee;
* h; i8 R* E7 T( n! \: P - display: block;+ e5 L$ L7 }' [2 K6 X; l7 X2 k1 e
- max-width: 400px; k2 |6 ?/ Z/ H
- margin: 0 auto;- B. l7 w9 G) N' T/ @: J3 X' p
- text-align: center;
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- li {
6 Y/ h% R7 ?1 z; d - list-style: none;6 e( D8 J1 F) p0 Z
- -webkit-padding-start: 0;4 G5 I7 s% P* N) F/ o4 a. P( \! p
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- a {
Q- f3 g, R7 C0 J8 h/ j* N: z$ k% i - text-decoration: none;' `1 Y1 l6 W4 @6 h& y3 E
- color: #ED3E44;4 F& |+ s! |0 W5 P m# f h5 v( d
- }; t8 t% C0 J& ?* B J
- .nav-item {
8 m# O: @4 c; W% B3 |) C - padding: 1em;
: M% i2 \' Y+ D* ?: x - display: inline;
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: \1 v! x6 Z$ \5 U7 w# V - .nav-item-dropdown {9 F! D& N3 r' V: ^0 K4 _
- position: relative;
" J$ s; {3 U0 M: _ - }
5 q! D0 ^0 e" b5 |1 r! |) Q( j - .nav-item-dropdown:hover > .dropdown-menu {
, Y% V) |% D( t8 x' H; y - display: block;
; U3 A# V7 s* z$ B - opacity: 1;
4 C: H6 _$ L2 p8 f - }
i; J s; L9 d; {$ |& ] - .dropdown-trigger {7 V V) Q9 v! w* Z: @8 s' X9 O
- position: relative;
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. [/ y3 ^! {6 A: L, \ L - .dropdown-trigger:focus + .dropdown-menu {' b: t8 Z) J9 h3 ]
- display: block;8 a8 v0 f; `5 E( E2 q0 Z
- opacity: 1;1 Z. x) ]8 b2 a b
- }
}, o! i! }! W: x$ w - .dropdown-trigger::after {
. M4 X9 z7 @' R9 E+ v9 r) [ - content: "›";+ D: y% z/ J' \
- position: absolute;
6 i8 u$ F- w7 Z% V0 t - color: #ED3E44;
. E2 f+ E6 h3 M, b - font-size: 24px;
( l3 `* \2 S1 f" V - font-weight: bold;
7 t7 o/ B+ I4 x6 C: ] - -webkit-transform: rotate(90deg);
7 D7 z- p; j; a+ c3 z8 ~ - transform: rotate(90deg);+ Z3 Z3 n# F0 ]0 ~
- top: -5px;
3 B9 H) ^, j1 ^ F; |) @ - right: -15px;; e. Y5 A( ^5 h4 [, w, _: V# f
- }1 n# O) |# D' V/ ]
- .dropdown-menu {9 v. I- `5 C/ s/ _# P- g9 E
- background-color: #ED3E44;5 O$ X- K" }( c
- display: inline-block;
9 [2 e e, ^, b7 O) q& \/ r - text-align: right;
9 w! x: Y* h7 H0 [3 R - position: absolute;7 m8 ?' t3 ^: M3 L v& B
- top: 2.5rem;# C( y! W2 a) Q) P# x# Z) E
- right: -10px;$ `+ @1 }2 k. P3 @
- display: none;
1 A& C: C- k+ n; `: F2 ` - opacity: 0;
1 L+ |, [4 J# U9 i - -webkit-transition: opacity 0.5s ease;3 a+ Q! I5 l. H( C- \
- transition: opacity 0.5s ease;
4 V1 E! j+ X# g - width: 160px;
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8 ]. F. E+ H. M7 v) S. \ - .dropdown-menu a {' O$ f0 L0 Y7 x2 E+ m; [$ M! F7 i
- color: #fff;
" ?9 y3 f+ Z2 n H" p - }
# z% Y0 O% M5 y0 T% r' q6 z. Z - .dropdown-menu-item {
# y! t; p" ^$ E$ i2 Y- \4 U& f, O$ w - cursor: pointer;
/ w6 w- n! h2 V; ] - padding: 1em;
. O8 L# Z( F4 a6 j: _" ?8 O- O - text-align: center;
3 m! r3 Y. T/ s; l$ j - }
+ |& [ Z1 j5 S: q- x: D. b) F - .dropdown-menu-item:hover {& ]/ L) q: E5 V5 W! _" k
- background-color: #eb272d;' g8 f5 O9 U$ r. y$ G4 \
- }
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. g( G0 s) s3 I) I5 i) @) L+ g+ E可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">) J+ W% i8 T$ g4 @" A
- <!-- Checkbox toggle -->) f8 ?2 V+ ^2 [3 ]
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 q: M! {# n( d6 M! R7 g9 ?
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
0 {9 R$ @0 H6 z - <!-- Content to toggle from www.mfbuluo.com-->/ v& _7 t. A. V' I) M; P1 o
- <div role="toggle" class="toggle-content">' I* E! r- A" S
- BA-NA-NA-NA!
4 N7 j: z Q1 g& C - </div>
4 g( ]/ Z8 [; S. u - </div>
复制代码CSS代码内容如下: - .toggle { b* w' y7 P& x1 W2 B( Y
- margin: 0 auto;, J% V7 o4 q& X: U3 x: q! r
- max-width: 400px;
; Z$ O$ v& M/ G; _ - }
! Q2 [0 [# X2 {1 m3 r4 U: | - .toggle-label {
& }0 p0 z1 r! J - font-size: 16px;1 [# M7 M" A- G5 S
- background: #fff;% I) n+ }# }( y, Q% d6 g( x
- padding: 1em;1 L3 \& d$ W& x* G, ~% t
- cursor: pointer;
W6 ~6 Z' K$ R; ?" e - display: block;
1 T# f/ i3 q( \" ?$ c+ K' R - margin: 0 auto 1em;+ m' M( i- x. C* t: J
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 T5 x+ Z- G- }
- border-radius: 4px;
! M# z3 s5 }6 M' _0 K- {) T - }
: N! X8 _6 [1 |0 A9 E( a( i' u - .toggle-label:after {
0 M4 {% v# f+ ^) ^) E( j - color: #ED3E44;
6 ]; S# @( x# D! U; Q7 e3 X - content: "+";
* N* h" T, X) z8 @! x1 t. ~1 ` - float: right;! X' |+ M2 Q5 e+ O* q6 p% \
- font-weight: bold;& p% r; s$ r* e2 u6 z
- }
" H% b' K2 w1 ^2 v. I - .toggle-content {6 P8 ?' |/ A# V% b ~9 F
- color: #B0B3C2;
* K8 f5 e! K. ~( f - font-family: monospace; \! V( }) A S6 y+ u6 H
- font-size: 16px;
8 {8 {$ a) A I5 P - margin-bottom: 1.5em;# N7 a& \; Y! j* b6 s, o7 s1 A+ @: a8 e
- padding: 1em;
! M6 x) V% _$ s& Y, k - }/ K* B( \' Z; l+ B5 h0 I& q
- .toggle-input {
1 U, F# B4 b7 ~/ v) m - display: none;4 W1 V2 a4 s! @4 `( u
- }
& a6 G1 q) V6 m1 u( n( K5 l0 ^ - .toggle-input:not(checked) ~ .toggle-content {
& R! N1 i; w8 U - display: none;7 ?; u" b; u7 ~6 t
- }
8 O/ @1 I( [1 Q: C8 N7 h - .toggle-input:checked ~ .toggle-content {
% h! a# J& A2 o+ T. G - display: block;* U! l: H& ?( q c5 ~" W
- }# e' q& s7 e* ^: a+ i; ~
- .toggle-input:checked ~ .toggle-label:after {
# [, |, G3 }1 l9 u0 H* e - content: "-";# h0 ~7 y5 K' G2 O3 X5 K
- }
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