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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!">1 Z& o) E+ [5 X# t3 _% s
- Label for your tooltip. V G5 s, J# T5 U5 [
- </span>
复制代码CSS代码: - .tooltip-toggle {
4 Z6 `5 P8 V4 c' z: ~ - cursor: pointer;7 _5 Z3 K$ H' A1 n! H8 x/ v* T, F
- position: relative;
. T( N% K1 L }; m0 e7 \0 R7 L2 I - }
4 T0 [1 s6 ?6 H3 | - .tooltip-toggle svg {1 m! P) i: K% K% S* M9 L
- height: 18px;
- o: f% W/ G" Y( ^ - width: 18px;
& e4 B2 l T6 y% b' }$ y - padding-right: 0.5rem;
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- .tooltip-toggle::before {/ k* t t! C3 ^; E; w& O1 x, D
- position: absolute;$ |" V2 m: s; [' T3 n0 _. f
- top: -80px;4 N9 h* v' a2 I; P& i" @
- left: -80px;/ V6 W' \4 f |. ^& B5 n! f M
- background-color: #2B222A;: x1 l! b2 |) e
- border-radius: 5px;6 s* T* d o. ]) g8 e
- color: #fff;
9 C( g& t% I3 j2 ^! p: a& ?. L - content: attr(data-tooltip);& v5 e Y+ G6 W2 O8 x
- padding: 1rem;' D) \& M2 D' W w
- text-transform: none;
" T( z: D6 k) B( X& T - -webkit-transition: all 0.5s ease;# a5 q. J4 i0 a; v4 ^; a# X
- transition: all 0.5s ease;7 S! e9 @4 ~9 n: q( P- ?: W+ N% H
- width: 160px;2 r; e: V2 ~0 U9 s/ j
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- .tooltip-toggle::after {
- X7 ]5 W+ I" k; x; ^) j - position: absolute;
$ r- L' F: n- W - top: -12px;
8 t' p' T4 G: u8 o - left: 9px;
* S- C4 Z8 M4 l" r: v - border-left: 5px solid transparent;
# \ J( M2 L4 N9 f - border-right: 5px solid transparent;
5 e7 k0 q& U& O) h - border-top: 5px solid #2B222A;4 K( f9 k# a1 p- R/ P4 _
- content: " ";
* @6 u; e9 @4 w# x s) w - font-size: 0;
) g& Y5 ^# V* ? - line-height: 0;7 U" F' B& n7 n$ ~. t% ^* i
- margin-left: -5px;6 i, S0 ?5 @3 o# A
- width: 0;
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; s5 S) p+ g: c0 s& c( _$ s - .tooltip-toggle::before, .tooltip-toggle::after {& I3 k, D, z, Z- h7 p* `! k
- color: #efefef;
! N% J1 M% s# t1 m4 w - font-family: monospace;
6 |8 X' Y- N) @ - font-size: 16px;5 D" f9 U! |3 H/ p, u+ g9 f
- opacity: 0;/ J) }' {* d, s
- pointer-events: none;
, T, q/ f, @5 ]3 a* A% T - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
! \5 I! e8 M) y$ E J - opacity: 1;% }0 W) Y# [' g2 t0 {
- -webkit-transition: all 0.75s ease;* {6 g# n& R. P1 R/ Z
- transition: all 0.75s ease;: e& `& A) w5 {3 |: r
- }
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">7 q9 Q# y8 {3 v
- <ul class="nav-items">
% }( q: F. {8 c/ ?( S/ t - <!-- Navigation -->; `5 s$ v& ] N' @+ q0 t) j
- <li class="nav-item"><a href="#">Home</a></li>
s6 W- K; _$ W9 ] L - <li class="nav-item"><a href="#">About</a></li>* Y2 \- |/ F6 z! J# k3 ~0 k
- <li class="nav-item"><a href="#">Contact</a></li>
" z' X, @ D' e - <!-- Dropdown menu -->8 K7 I8 o" o' c8 H- i1 T% z ]1 G
- <li class="nav-item nav-item-dropdown">
E% G, L' ^7 M. a1 E. O* u/ k - <a class="dropdown-trigger" href="#">Settings</a>2 |' p% j7 X: l
- <ul class="dropdown-menu">: D! F) K! r; D# I
- <li class="dropdown-menu-item">
+ l* M3 [1 g1 w, `/ W5 ^ a - <a href="#">Dropdown Item 1</a>
+ h% G0 I' q; l! d( \+ k( u* d - </li>/ p, R5 E" P' f5 A# F7 h: S) m
- <li class="dropdown-menu-item">
/ g/ ?: k9 T; N! ]: F) V - <a href="#">Dropdown Item 2</a>
; K; B U. W' k5 \# {$ p \/ t - </li>
6 N, }3 N0 ^) o# S - <li class="dropdown-menu-item">- t) \7 c: d2 O9 n0 Y4 Q: ^
- <a href="#">Dropdown Item 3</a>
' {4 W% z& e! D6 A' ]1 N - </li>! `' e; r$ d- c2 l
- </ul>
5 Q4 y) y7 n: L+ l1 x - </li>1 b1 s1 z3 {. J3 h' n% q
- </ul>
3 w+ e' f9 ]& z+ R. ^& ?5 h) ?7 S - </div>
复制代码对应的CSS代码如下: - .nav-container {& e8 x$ {9 _3 ]" t9 ^4 k
- background-color: #fff;! G! F8 k+ N% U. s
- border-radius: 4px;
3 Z( i# b2 ]; `# k) c! Z0 P - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 z0 C8 }% V; v7 F0 W
- padding: 1em;
. n7 q7 u( D8 g& Z: v - border: 1px solid #eee;, X1 v3 p- h# K1 t$ }5 u
- display: block;
2 C. ^+ ^% ~5 V8 R0 n6 X0 B1 H x - max-width: 400px;, k: T) H/ {2 o6 J) \
- margin: 0 auto;
8 p3 @0 d+ G4 i( b& s% w - text-align: center;
+ W, Y7 g4 L& m: j - }
# N& P2 }' |: N+ t, } - ul,
* z! W$ u k2 a+ @. U1 T - li {
8 v6 u% Y c: ^0 Z' s - list-style: none;3 o' J: T4 q' E' s
- -webkit-padding-start: 0;
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- text-decoration: none;
, z) \4 T2 ]" H! |9 h - color: #ED3E44;# H L4 G7 o/ A. N8 \
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- .nav-item {
. b; i9 ~& J6 h, L# x7 @' @8 A - padding: 1em;; ?! y8 I1 x) T& z
- display: inline;3 o+ O1 M( f) O( M' o8 f. j# K# r
- }; X: |8 k3 E8 u4 V3 P3 H; K
- .nav-item-dropdown {; K( K1 a) i$ n5 q
- position: relative;! h. R' A" D. u$ t- V/ {
- }
/ \) r# D* p( L8 n) T; F( i - .nav-item-dropdown:hover > .dropdown-menu {; ~0 m0 b+ F9 s
- display: block;
0 H/ c$ t( ~9 ?0 x- T6 c - opacity: 1;' T! J ]0 w+ g* C( U# X0 m2 n
- }
2 F# p O" f- o& w% O, {( Y - .dropdown-trigger {
# W! Z9 M8 L: D) s - position: relative;4 i4 g* P( G$ ]. r
- }
% M! P7 w! M$ m! O4 t& t: p - .dropdown-trigger:focus + .dropdown-menu {2 A B h9 A1 i3 s* G d; T; |
- display: block;3 _% z: j, |4 r
- opacity: 1;4 _7 }+ M" W0 `6 j
- }
: l# ?0 V: I# e# ]2 J - .dropdown-trigger::after {2 v3 H3 A" n N w
- content: "›";5 _) T8 H# j6 K# O
- position: absolute;
/ |1 C% P: H2 F" M! Y. o* J+ X5 v - color: #ED3E44;& X* h' ~1 ?9 z
- font-size: 24px;
- |" N6 d3 W' A8 H1 H - font-weight: bold;) @, V1 t/ S! X+ ^. [* x
- -webkit-transform: rotate(90deg);! r; J& T& k- T( p" r5 ]3 V
- transform: rotate(90deg);
8 d3 {- _0 u; G - top: -5px;
% K$ x% p7 d2 `% ` - right: -15px;/ A: a7 j+ {" Y, n& x
- }% r+ R; D2 V/ V. R; J
- .dropdown-menu {
& [. [9 P+ u8 h7 N4 g, x* @! a - background-color: #ED3E44;' `$ {, B5 {( t
- display: inline-block;
l4 A- J9 \, M/ i/ {9 X - text-align: right;
' J8 @. X e2 b - position: absolute;8 C3 _3 v" _' k1 E% p. Z- B" l
- top: 2.5rem;8 Z; X, a1 e+ ]; E8 y: Q+ @
- right: -10px;
8 o# x# Q$ @; B+ ~: i& ^, _ - display: none;
2 M& `+ R6 m1 c0 S8 k5 G - opacity: 0;$ a+ c+ R% U# Q; B/ Q
- -webkit-transition: opacity 0.5s ease;
9 l f( [- a' s/ _6 _* A; ?% O( t - transition: opacity 0.5s ease;
& _/ z9 Q; W4 J6 p - width: 160px;
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- .dropdown-menu a {; S! w6 L2 @' ~% H* |
- color: #fff;
2 }; I2 Y* T1 K! c! Z9 c - }1 N6 W6 z8 i- L' u% y$ s
- .dropdown-menu-item {, T5 Q: ~2 {0 s# T" ]) d
- cursor: pointer;" y; {* B4 P4 C9 Q. Q) B
- padding: 1em;$ U9 n; B( I% a% g$ B7 P
- text-align: center;
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- .dropdown-menu-item:hover {
; X3 \) I9 @- U - background-color: #eb272d;7 l; N% N* W6 ~& X' A
- }
复制代码 . z! z- g1 h/ U. L
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">4 R1 B1 M8 e: V9 K
- <!-- Checkbox toggle -->
/ [, M6 L$ h% ]4 F - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># ]* d3 Y" ?' F S# Q; P
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>2 J! R% |4 @' H
- <!-- Content to toggle from www.mfbuluo.com-->5 j1 S2 D/ I1 }5 Q) D/ T+ ]- z8 }
- <div role="toggle" class="toggle-content">
) z+ w1 v6 {: d2 V - BA-NA-NA-NA!
% V/ V, t* B( K# X! G9 M" C - </div>. B+ N2 e/ `% q' `
- </div>
复制代码CSS代码内容如下: - .toggle {
* ~1 |2 ~9 i$ U3 [, {* ? - margin: 0 auto;
. x: ~1 j8 U. ]$ S, w* e - max-width: 400px;
* @" n. J) ?- z, R - }/ n% T1 k+ T6 i! s; U) U; ?
- .toggle-label {2 k, T1 Q( X) H$ m. R, n2 w* m/ I: ?
- font-size: 16px;
# _* b8 [8 p& |1 p$ N B f* l - background: #fff;: q& j8 F1 b- ~ _- M
- padding: 1em;
# x6 L! d6 u" B% J" V% `, K2 n9 T - cursor: pointer;
; S* c1 l2 i: ?6 U% } - display: block;
6 l2 _2 Y R: v6 z - margin: 0 auto 1em;* ?, W ~: T3 u& K
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 P" ^" t8 v4 P7 i4 M0 c - border-radius: 4px;
; \6 Q4 d+ ^3 e" _ - }
* }% r1 \: x; C% l6 H7 E- g - .toggle-label:after {9 a' t5 R1 P2 T3 M& H5 u
- color: #ED3E44;! x6 c5 u3 `2 ]' U" c. v
- content: "+";
/ c5 n5 m | o+ N - float: right;6 `3 D6 Q" G5 x; A
- font-weight: bold;+ [0 f& e W$ z1 N' ]% }
- }$ |% M- Z/ g1 L3 H! P! \* a8 `6 O
- .toggle-content {
! c/ Q8 a- x7 P% z9 p- a - color: #B0B3C2;7 O4 W [5 f* p, O, r2 c
- font-family: monospace;
. l6 O! d7 \9 ^8 V. G - font-size: 16px;
, j a7 c5 y+ U+ G9 A' P6 b% J - margin-bottom: 1.5em;
+ x. Y/ z& ], ]) M5 z) A' h, A; _ - padding: 1em;, ^# V2 V7 q, {6 S- I% Z
- }
+ i, B5 [0 T. R% `: W; `' N( | - .toggle-input {3 L9 |' P0 z& _" l/ ?
- display: none;) f0 D" [" s- n
- }
% h" |& M% {2 B. ~7 @) B - .toggle-input:not(checked) ~ .toggle-content {
4 S- T. V1 }$ x' d6 S - display: none;
$ e/ f" S: b6 e Y+ r8 u. F6 Z - }, X% y& g- ]6 p4 n- ]
- .toggle-input:checked ~ .toggle-content {; c; y' C) r' V! M8 Y* W
- display: block;
" [8 ~: y4 l# U+ G' d( x# { - }( y0 R* [. ]9 c: ?8 z/ X$ n
- .toggle-input:checked ~ .toggle-label:after {
4 ~/ d% F% L$ d) y - content: "-";
$ r6 L. l" {. Q1 N9 {' }' [- u: F - }
复制代码
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