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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!">
$ ~) B! }; h4 {4 F9 v - Label for your tooltip
: W" q- |/ Y- m8 s/ ?7 G - </span>
复制代码CSS代码: - .tooltip-toggle {2 v# o- }7 W- X6 p
- cursor: pointer;
9 L7 V! ]/ P8 j# k$ S8 I" U - position: relative;) M& W" S K9 ~* ~- ~+ L# t
- }
0 c+ |$ `& z5 k - .tooltip-toggle svg {4 @- ]( t" a) K! K+ q
- height: 18px;' N) F" a1 a; I: n# S2 y% m
- width: 18px;: b4 Z) y) g2 B8 h f( p" \
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
$ T# v) s1 d) d3 j - position: absolute;
) M7 \0 ^ p8 |1 ^; v9 ?! N - top: -80px;
# E9 x q" O6 s. P* B, _0 {" b- Z - left: -80px;2 m; L: z$ K0 h, s2 W+ D
- background-color: #2B222A;6 F0 e7 A; R- S' F
- border-radius: 5px;2 q5 I, Z0 p3 G0 N6 Q
- color: #fff;( [" n0 n; d3 A& s+ D$ T
- content: attr(data-tooltip);
7 D9 k7 `/ V' e! A Z! O0 {% l - padding: 1rem;
7 Q/ \7 m/ @3 R* T% p - text-transform: none;
4 }( Y( h9 u( | - -webkit-transition: all 0.5s ease;
4 f# A) o, F0 C4 g) A. ^& b) a6 K - transition: all 0.5s ease;
$ p3 H4 j- w7 f6 w. i8 J! r0 o6 d! g - width: 160px;, d9 I6 w, x( }4 L6 g
- }1 O! Z% \/ a5 ^$ b7 P, Z
- .tooltip-toggle::after {
. p9 i2 D( D; k+ Z - position: absolute;
4 N! X( D" b: I* j! J B - top: -12px;
: l7 E* |3 Q2 `6 m1 v$ \6 G, \; ~ - left: 9px;* b) z% X* b, D+ [# y
- border-left: 5px solid transparent;3 i2 ?" [* R1 b6 }
- border-right: 5px solid transparent;/ s# q1 Q5 f L$ k
- border-top: 5px solid #2B222A;
5 q+ V |0 z4 p0 S s/ _ - content: " ";3 \% F: U2 }9 ?- H
- font-size: 0;+ R" ?) D1 |9 d
- line-height: 0;1 p; m9 h6 @/ e! z
- margin-left: -5px;( O- d/ x& c/ l6 L
- width: 0;& } \8 Y& G d
- }
$ P/ p$ n" |7 |% J - .tooltip-toggle::before, .tooltip-toggle::after {! r3 X/ x4 O# z! u4 l, v6 l1 P
- color: #efefef;
3 U3 \9 v- F; q% u+ {1 @ - font-family: monospace;2 u$ p0 D% b; Q8 `
- font-size: 16px;
# c4 O" E- W) w- O$ L9 Z - opacity: 0;
. X6 ^) g( k9 e- e1 \6 Q% z7 x3 L - pointer-events: none;
' J$ V( V( `0 ^; \% `& x( F! w1 d - text-align: center;: O. g, F5 n. a1 e O; c- E# ?; W
- }
/ z6 C) f$ N1 e. o, w( X - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {/ z* `$ T" ~/ L9 z: s) k
- opacity: 1;
4 _/ X! f: ~5 S& m3 E: f - -webkit-transition: all 0.75s ease;
0 F' m3 P/ D. I( ^ - transition: all 0.75s ease;; C R' l! ]0 |& I$ o" a$ T2 D
- }
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">8 u" n S2 p5 L3 `+ h8 R. m
- <ul class="nav-items">
$ Y0 Z4 q, K, W8 T' M. f - <!-- Navigation -->
8 h# \+ l6 r5 u: \( ? - <li class="nav-item"><a href="#">Home</a></li>
% u$ k2 ^( U6 J3 j( ]* P) d - <li class="nav-item"><a href="#">About</a></li>
6 _, N2 G3 }) q$ N0 Y% o - <li class="nav-item"><a href="#">Contact</a></li>
5 x# p# x0 V% _* ~0 |& q - <!-- Dropdown menu -->/ g5 ]" S$ {" `' I6 H8 m
- <li class="nav-item nav-item-dropdown">
B+ S$ B. m4 u2 h2 } Y1 i+ z3 [ - <a class="dropdown-trigger" href="#">Settings</a>
; J: O& g3 ]6 a3 X: _4 U - <ul class="dropdown-menu">
$ [3 B9 v8 r6 x$ X# } - <li class="dropdown-menu-item">& M% p( J, B7 H6 U
- <a href="#">Dropdown Item 1</a>
0 X% u3 ^( s+ p; T5 g4 W6 `1 \8 A - </li>
; e4 {! U, _" {* l. ] - <li class="dropdown-menu-item">
% k% P& e& G5 \3 ]* E% D - <a href="#">Dropdown Item 2</a>
* j( p2 H6 L9 A% l - </li>! O+ e* S q* }8 m& a$ [
- <li class="dropdown-menu-item">$ @/ s. ]/ u6 L* d" z
- <a href="#">Dropdown Item 3</a>
" D" c- B' w% n3 h& {' M- O9 H - </li>2 {3 z. A, R4 ]1 G* [+ W' a
- </ul>
' t* S7 ^. E& o, j0 g( h - </li>8 E: }% m5 F+ }+ y3 D7 x* ^: _. ~! m
- </ul> t6 m* H6 Z. W
- </div>
复制代码对应的CSS代码如下: - .nav-container {" d" D* E! m! z7 C" F
- background-color: #fff;
S; A) A5 T, }+ V - border-radius: 4px;
; }1 T* L( _1 V) u+ g( s4 v - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, m1 t+ m1 H9 B6 s2 F' t
- padding: 1em;
9 \; x( _2 w! f. h1 J1 d - border: 1px solid #eee;
9 s' x# L6 l* w' W. I: u! E - display: block;! X7 ]+ w% Y7 x* {# y- Z0 F
- max-width: 400px; m* q+ w8 h- E/ N$ f7 }
- margin: 0 auto;
+ d$ |$ v) s( Z0 o& S - text-align: center;
# s0 B# I! w* z: d% h - }
* v. i! @* n# o - ul,
1 h. Z8 k- {' X P: D6 L3 W - li {
) U- e/ M+ D# ?; u - list-style: none;
& K) j O0 }/ L" Z- `; E - -webkit-padding-start: 0;0 X/ [+ @4 B; s3 z5 p4 s
- }
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- text-decoration: none;. \& N- |9 c: Z& i6 {6 R0 s D
- color: #ED3E44;
* @; W7 O9 U; @: u - }2 W; ?6 Z2 y- b$ _/ }% M# g3 A, C
- .nav-item {( P% F' J1 A4 K$ [. B6 I
- padding: 1em;
! t6 f. B6 J" \/ T' [ - display: inline;0 p3 E9 q. O( l6 V3 w4 ^& |
- }
# r% b, l* |% T" y1 e - .nav-item-dropdown {8 |" }$ `4 |2 j- f5 i7 {0 L5 v0 s
- position: relative;6 h5 t5 E& i. |; B1 z4 w
- }( X& S j; g! M3 l3 `2 A8 d
- .nav-item-dropdown:hover > .dropdown-menu {
& i) p p/ B* H) L - display: block;
) e+ Y& ^9 W0 B - opacity: 1;* L+ E G# I- H; A- s' X' l$ A
- }
! t' B4 B n9 M, ^ - .dropdown-trigger {
8 N' ^: k( C7 }3 T - position: relative;5 }' p6 D& o8 S+ D/ p
- } t+ z" \) l: d& ]
- .dropdown-trigger:focus + .dropdown-menu {5 ?* L( h3 j, d- F. A$ u
- display: block;
( _1 j' ^2 }; s: m- { - opacity: 1;
5 h2 B$ V! p( d7 @) N5 S, K - }
* g: ~# T9 P8 P4 o, S4 u2 m( U" g) H - .dropdown-trigger::after { J" V$ k, s p- X1 S
- content: "›";2 |. |! i; a b0 q. T) d. T
- position: absolute;; r, o3 {# r' c7 r5 Z
- color: #ED3E44;
_6 P; @" J7 U' k& E+ ~ - font-size: 24px;5 `) M* R- D; [' G4 B4 N
- font-weight: bold;7 P$ J& V+ T! K k
- -webkit-transform: rotate(90deg);
8 l, G' g9 u7 g; z7 {$ Y8 y9 I - transform: rotate(90deg);! ?, D, a F. I1 p5 [6 y
- top: -5px;
5 s4 J0 I n h; u# J - right: -15px;) Y9 P G# {- E- y2 ], \$ _8 k
- }
' O. z! N, v, ?3 [ - .dropdown-menu {
4 K6 h3 b) G" G2 r* A! B - background-color: #ED3E44;
# N m Z1 A& {, f5 J: ~ - display: inline-block;( {- J* l% s. L' _& v! w9 S
- text-align: right;2 k0 M! E: T. I' q
- position: absolute;
9 q Y3 K b9 k& L8 O1 m - top: 2.5rem;; e/ l. h, ]. n+ V% U# X
- right: -10px;
; b8 z! }, j5 O5 l8 w: X& Z - display: none;/ O0 E, \& C) e2 o5 B$ v
- opacity: 0;
; _: k, V; Z1 }3 h - -webkit-transition: opacity 0.5s ease;
& l' w' `' l0 A- J9 i Z4 W: X O - transition: opacity 0.5s ease;
( i) R! Q" ?6 q% E - width: 160px;
1 ~! d% ~; M' j9 V - }( w, L: s: W' H8 F
- .dropdown-menu a {! ` J* w0 O+ ^5 k8 G
- color: #fff;
/ g& V7 H3 J0 i) p" \$ Z - }
( r5 ~2 i, j9 g$ p. f0 L7 f( ^ - .dropdown-menu-item {
7 }6 ]! D9 B% s$ ~6 K1 Q - cursor: pointer;
$ g& o& ]! j' j' b - padding: 1em;$ f e- W- ?1 _; E6 v9 l' d% s
- text-align: center;$ m9 A$ c; V# R6 O
- }0 e! F1 F0 F) D1 W
- .dropdown-menu-item:hover {
5 Z7 \; o8 P7 B9 s2 j7 B C; E7 J - background-color: #eb272d;0 g8 v Y" n$ H: J/ }' r
- }
复制代码
2 p/ A/ m* l/ ^ R1 h/ d; T可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
$ h; U$ [) `, p0 D4 Q - <!-- Checkbox toggle -->
" ^. B8 o2 }* L0 b8 H k - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
9 ]4 ]) I% ]$ M- P$ q2 w- z% A - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
1 F5 `( D) |7 I - <!-- Content to toggle from www.mfbuluo.com-->7 c% H2 w2 f w% W; l; G( H$ H
- <div role="toggle" class="toggle-content">
/ F# Z! r7 t. p. I% s1 @0 e1 s - BA-NA-NA-NA!5 v# ^" g/ B% [5 I7 v' S
- </div>
# O7 `7 g- X- `% l - </div>
复制代码CSS代码内容如下: - .toggle {: v. g l% i. _5 S Y G1 }
- margin: 0 auto;
7 `( K6 Y* [- c - max-width: 400px;
6 b) o4 S% d+ V( U# Q+ v7 n$ B - }! n* @' `8 T# `$ r; s3 C
- .toggle-label {$ U6 k$ h# n$ b% E
- font-size: 16px;6 S& |8 b2 B5 v0 r7 B1 m" T' b0 d
- background: #fff;
1 B1 {7 u% b, \/ U$ G. q - padding: 1em;1 J/ c# o% q& O! |, X8 _
- cursor: pointer;3 _0 b( c# {% S& Q; G5 ?9 h
- display: block;7 _( h1 J5 _5 v$ r4 {* ^
- margin: 0 auto 1em;
6 g3 i% n& w* y* g - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% Q5 H( z! |6 s) K2 A - border-radius: 4px;' _% e8 X& D9 ~) l* v$ [
- }
" g L _, Y" e' D# e - .toggle-label:after {
0 m4 p0 `" y# h: T - color: #ED3E44;
2 V2 b& O0 [: [5 I+ p& R - content: "+";
) l& }; ]1 ~4 d' c$ K6 x - float: right;1 r Q% N( X1 L% F. [
- font-weight: bold;
; a9 ]1 t$ G0 N+ Y - }& n) f- Z( Q u o4 N2 \; N
- .toggle-content {
. M; _8 q4 S7 N, s - color: #B0B3C2;! G+ w$ D5 J. ~* o6 t
- font-family: monospace;2 z& M9 [$ G. v( Y
- font-size: 16px;
9 M) ] Y" K8 l - margin-bottom: 1.5em;! b6 \$ w9 S3 [& C
- padding: 1em;; k; H' |8 J U% s0 [2 O' ?* h
- }
4 L9 \% q/ o& [, \: `1 X9 {5 i - .toggle-input {, q2 t/ {. A: z4 K' Q
- display: none;
: i0 r" ]# a+ v2 z# y- k! j - }
# c/ h' A, e1 N$ m! H' { - .toggle-input:not(checked) ~ .toggle-content {
' Y7 m; y7 v+ \3 ]+ |8 g - display: none;
m9 V( ]0 u8 H; p7 R' l - }( A5 X; P+ K' i$ ?, y
- .toggle-input:checked ~ .toggle-content {
( n. ~# D" L! x - display: block;
7 N i( u5 E. c# D x N8 v0 S - }
. L" e4 s. U* U& _ - .toggle-input:checked ~ .toggle-label:after {# ~$ D/ j# a) V0 L
- content: "-";: f& Z8 ~" n: {" ]9 V; o
- }
复制代码 8 Y* q+ p2 T$ e# g+ g8 U" q7 L
, d: Q2 {# p- ?9 a' y" k a
$ U- Z8 _7 U! {- r( E& d5 l* p5 {$ e1 ~3 m5 K( | d5 I/ r1 t
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