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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!">
4 Z% I7 G1 Y. r' a( j$ c - Label for your tooltip* G4 j! n% X/ w4 a% r( S
- </span>
复制代码CSS代码: - .tooltip-toggle {
y3 O; Y3 S b- ~5 Z - cursor: pointer;
/ G. `4 S% D) L1 A6 A - position: relative;; I; _/ x, h3 H5 o: W0 M2 m% C9 J
- }: A" J+ b! l. i$ |
- .tooltip-toggle svg {
' d8 Z6 a( b) b/ Z4 ^ - height: 18px;6 f, L# G" u7 q1 y: p4 a. ]5 m
- width: 18px;
" T: S: }0 d) t v% } - padding-right: 0.5rem;* q* Z$ o- j* D7 i8 r. f
- }: t3 F* I9 L# ~+ e( M
- .tooltip-toggle::before {
. {" f/ p8 |- k; [. ^& @8 e3 G - position: absolute;# @; Q2 o ~% x/ D
- top: -80px;$ v/ k5 p- a2 t6 B b
- left: -80px;/ B* H/ g$ R& b& x* t7 ^
- background-color: #2B222A;
# I8 o% j4 X- `9 G - border-radius: 5px;; I/ z8 ^0 t- L$ @/ q/ q
- color: #fff;: K* o* L; j7 W2 V) Z
- content: attr(data-tooltip);
/ Y0 F# ~% P, y+ Q - padding: 1rem;
d7 F: \; }3 }& m - text-transform: none;, X9 F; p" `; B) O: v b/ v
- -webkit-transition: all 0.5s ease;6 k; c2 G" q# v
- transition: all 0.5s ease;
4 o' I& V1 j- g7 u- P4 w/ k - width: 160px;* j8 ]1 Y9 A' M# q
- }; ?2 v. e3 c. {# J* |! W7 p) _
- .tooltip-toggle::after {# }& F" Y2 c( m
- position: absolute;7 F, z) I4 \, W3 X* O' @' i
- top: -12px;! `7 A- r" k8 X* W! q
- left: 9px;* Y9 M( G) J( f G) i. a
- border-left: 5px solid transparent;
7 c! f) y5 A" P - border-right: 5px solid transparent;
- Z( X. Y5 g( W A% [$ Y C - border-top: 5px solid #2B222A;
" ^7 Q+ @7 v" }1 e - content: " ";
% F/ l; ]2 N( |5 b' F- G/ [* S - font-size: 0;
2 B3 A, R/ Y. U; X - line-height: 0;
1 Z [4 N% m& g8 `# E3 `' X) Y - margin-left: -5px;2 {9 G) i9 S9 E3 Q9 \* u' K$ ]
- width: 0;6 Z8 _* |) ]" n6 W8 @( x
- }1 {' g; C! A* R) N- }
- .tooltip-toggle::before, .tooltip-toggle::after {! i W5 G, _2 ]* e; i& q3 S
- color: #efefef;' K* P7 {5 {# W' x! N
- font-family: monospace;
/ s) K/ {2 Y: B' R1 x; c3 p - font-size: 16px;3 T0 g" h4 D% K$ q+ W9 m9 A# M. r6 K
- opacity: 0;
8 ~. g i5 j5 y; ^ - pointer-events: none;
& G, e- I! Q; U1 P - text-align: center;
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: e. q! `- ~1 _: g8 d. B' C6 U+ j - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 H/ F9 j \; J8 u4 |
- opacity: 1;3 Q8 X3 t$ q' J; ^2 Z
- -webkit-transition: all 0.75s ease;0 z( Y0 k r6 k# d0 G
- transition: all 0.75s ease;5 d1 X# F2 ~. M5 R' q! Z# K
- }
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">
+ O; L& x( b* b - <ul class="nav-items">! {) G% N! F7 Y+ d! {: p
- <!-- Navigation -->
# W! y- A1 M- U) J& D7 r - <li class="nav-item"><a href="#">Home</a></li>
" L3 r% F4 o. m+ w- @" t n - <li class="nav-item"><a href="#">About</a></li>
* [4 C- T" } [/ C - <li class="nav-item"><a href="#">Contact</a></li>
8 V/ U" J1 b) b2 [* K0 E$ u' H - <!-- Dropdown menu -->4 P) x4 k1 `* a8 W( @+ B7 o
- <li class="nav-item nav-item-dropdown">0 F' n2 ~" `- B6 z9 V
- <a class="dropdown-trigger" href="#">Settings</a>4 h% K3 J, L$ w. R
- <ul class="dropdown-menu">+ N" v$ s$ k% }/ P$ n
- <li class="dropdown-menu-item">9 \7 X) ^, o) b# C' ?& D& q- k
- <a href="#">Dropdown Item 1</a>8 d2 ?" [% Q5 B v3 F5 v( G
- </li>4 v- v1 D! Q0 \2 y2 l, ], t! H
- <li class="dropdown-menu-item">
3 V7 {- w: F' h - <a href="#">Dropdown Item 2</a>: n/ s ~$ C8 y* p0 C
- </li>
( e; X1 T# j" S - <li class="dropdown-menu-item">
! `) w5 w8 J3 W: l b: Z - <a href="#">Dropdown Item 3</a>
' M' ^4 _3 D) K0 M - </li># E+ Y' s' r; u4 k, i
- </ul>
4 Q0 n& O! B5 ~ - </li>
: Y0 |2 R) j# [) ]4 P - </ul>
7 E- d9 y4 u; N% y; w - </div>
复制代码对应的CSS代码如下: - .nav-container {- N+ n9 i3 y4 E$ R$ J0 C( E: k
- background-color: #fff;* I. x# A7 l: c* u' ~0 a. @! {( V4 Q
- border-radius: 4px;
* Q" P- K0 I; F; D - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. l" b3 ^* L' r/ D - padding: 1em;
5 r, G( E% \) c- A% N$ S - border: 1px solid #eee;
6 s$ R" Y' j# d( i' U% Q - display: block;
6 S$ U9 J. x% O/ [6 U0 J7 G4 r$ [ - max-width: 400px;
. C' X7 l* L: q( j/ B - margin: 0 auto;
2 [4 e: Q6 \# R8 L: J8 @' D - text-align: center; H- {1 N/ b: r- d% v
- }
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- list-style: none;. |. R; I9 B, r, H
- -webkit-padding-start: 0;- S( e3 x7 @( r" V& T1 D
- }
, W7 V3 z4 r. v; C- m' e - a {
7 A/ a: A* I+ s9 f7 s# }$ l - text-decoration: none;1 L6 \0 g( d$ K' F! [
- color: #ED3E44;
2 x3 l. b. U" L5 A* } - }
2 I; m; X; N$ E- u, T9 R: K0 m - .nav-item {& E3 m( M' z$ r$ E
- padding: 1em;8 _+ N. o" k6 k0 s" w- ^" C
- display: inline;+ C# b4 M) T7 T1 c' a
- }
' q: o- r1 k2 G( e - .nav-item-dropdown {
: F+ P0 @4 O* F, V7 {0 A( [ - position: relative;- p. d4 ?$ {& y& P3 A8 u
- }
X; q7 ]' D9 }' @% E0 F - .nav-item-dropdown:hover > .dropdown-menu { _' c+ U* j7 ]2 U0 q6 K
- display: block;
4 Q% C2 F, J, Q1 V - opacity: 1;5 Y( D3 A1 ]- E8 X. B+ X
- }6 _6 K- G7 R! K$ F
- .dropdown-trigger {
0 Q3 E1 {" [, }3 R8 }! f: M - position: relative; a/ I) U# c9 x0 i- A/ j
- }
. N$ d6 S/ E" ~. `+ s - .dropdown-trigger:focus + .dropdown-menu {
7 O6 L. s3 m# Y - display: block;
6 C3 B/ p, f9 B0 v4 U& d - opacity: 1;
/ P* @& I5 a7 R' b# N- _ - }
2 F% c5 l( f0 n0 J% |+ ]! R - .dropdown-trigger::after {/ O: S g7 H6 v; V' g+ w% ?
- content: "›";
: }& o8 {# X7 m: J) s - position: absolute; w3 z2 c& v# h( E2 C1 n7 K
- color: #ED3E44;
* T2 I1 ^3 p1 }' \1 R) L - font-size: 24px;
0 H) Y. ?; t6 }+ ] - font-weight: bold;
8 X1 o; I4 q6 g - -webkit-transform: rotate(90deg); Y, [. F |* z
- transform: rotate(90deg);+ p; [* n) k+ o7 f, N
- top: -5px; m2 B- \" E& z- p- L" c
- right: -15px;, |. Q1 J' i( i9 d4 p1 l
- }- u" { f9 D" e0 j9 B
- .dropdown-menu {; u- Z& I/ @ y r9 o N
- background-color: #ED3E44;
* D$ a1 v0 f# _0 J# @ - display: inline-block;9 Y) u5 y% Q; j: r3 c$ G8 z; t
- text-align: right;
, Q; s4 p9 T2 n1 i& ]/ r - position: absolute;
I( T1 s1 n3 h! R - top: 2.5rem;# T; A3 l/ N0 M: V. [) M
- right: -10px;9 w) `+ \# b% L
- display: none;
; s+ ^6 l" k0 h* p& K9 ~ - opacity: 0;& v( `# g( P( x/ Q: _; \
- -webkit-transition: opacity 0.5s ease;
- |' K% |; y+ s8 H f& E' D9 h! y" L - transition: opacity 0.5s ease;
9 F. U9 g( \% n& @2 S N - width: 160px;& L- w M0 a1 g; k# X/ b6 d1 S$ N
- }5 _6 H& m/ L1 E4 p6 n5 a4 i: \
- .dropdown-menu a {% V% F* x# j, v2 i
- color: #fff;1 ^( \$ E! Q" S' m' L# _& |4 ]
- }
! ^0 n1 D" _7 {6 l) o; |* A - .dropdown-menu-item {
" Z+ O B" {7 V) w2 m$ q5 u - cursor: pointer;
% U- r- j* S1 V5 l - padding: 1em;
( T, h+ T. ^* W3 U9 f% M - text-align: center;. e4 m% m/ D1 ^' M7 a, I& K# r2 d
- }8 D- m% Z! I X
- .dropdown-menu-item:hover {
r* h$ d4 {! t' F; o - background-color: #eb272d;, G5 f( u" d9 C% V
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
% i" t. {. k2 k* I% m. f5 L/ z - <!-- Checkbox toggle -->1 @4 s5 y$ C2 d" H% {
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
' b6 h" ?, w8 ?# J& Y - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
* D( f" w: y# b" P* w - <!-- Content to toggle from www.mfbuluo.com-->& G1 o) O- t1 J4 r) u' r' F4 D
- <div role="toggle" class="toggle-content">
& L1 \9 `8 f/ z - BA-NA-NA-NA!4 P, ^7 u& r' N9 q
- </div>
! V; G5 |7 ~: f - </div>
复制代码CSS代码内容如下: - .toggle {8 L v6 S1 |/ {
- margin: 0 auto;0 S5 @% b; Q1 O7 M- m
- max-width: 400px;
3 f9 r* w. G% Y+ v0 [/ @" _7 P8 O - }
( H, l# |7 O& |: z - .toggle-label {
& u$ t x2 Z/ l* e - font-size: 16px;
1 v# q6 s9 ~: S/ e& L# L - background: #fff;% L; y, V( d) g
- padding: 1em;
( y- P0 `& z3 q" o, @) ] - cursor: pointer;
1 x) i/ K5 W; B6 t# s - display: block;7 F7 b: b5 b4 q4 Z. E0 O1 c; y" M, I
- margin: 0 auto 1em;$ |7 v/ H0 j7 |% ]: B4 c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- E7 o8 j4 _9 p9 u4 x/ ^
- border-radius: 4px;8 i# j+ l& D- u& Y2 a
- }2 v. b* j4 n) J3 O: k8 R& H
- .toggle-label:after {
( }2 H4 U6 c5 ?) ~: `, H$ R - color: #ED3E44;
O Q5 I, O+ }* r: v - content: "+";
* X; P7 _7 [" O. z - float: right;
0 N4 _5 A. X* `1 k- a - font-weight: bold;3 _* g0 d- ~/ c7 M; ~' ]* b
- }
, n! C- {8 H0 ?+ m3 d - .toggle-content {6 p/ c/ v& z5 h( V( C/ t
- color: #B0B3C2;% p* I- A, L+ A A* ~8 q T
- font-family: monospace;, {0 ~2 h/ \) `( N5 M3 T
- font-size: 16px;
6 y3 t! x6 L3 h - margin-bottom: 1.5em;
$ b) T6 Q* Y7 R8 h - padding: 1em;( ] h4 ~( x/ k }( ^
- }+ x E3 o# d# f) p: d1 O
- .toggle-input {/ V: r U# Z5 X' u2 C
- display: none;
2 O8 `! Y. u7 O' z' v* L* U - }
4 W" f' U; {0 x) m$ L - .toggle-input:not(checked) ~ .toggle-content {
9 V: s2 U7 g, ^" x - display: none;
) E5 [2 L8 S. | ?7 F3 H) p - }. X; s. W7 Y0 d
- .toggle-input:checked ~ .toggle-content {
2 M: s" `& W# o* _ - display: block;. I7 K9 ~5 y$ u p7 O
- }
" T! Y( H/ O5 s8 t) S, i - .toggle-input:checked ~ .toggle-label:after {
4 P) r/ p6 A6 i% |2 z+ \9 C0 ] - content: "-";1 C* q4 m+ S. n% |, z
- }
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