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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!">" |/ _8 z! |! y7 g( L
- Label for your tooltip
- @3 K( o q3 b - </span>
复制代码CSS代码: - .tooltip-toggle {$ y* s5 a+ V4 T/ W7 `0 o
- cursor: pointer;
' n( X% r2 _" L% M& y - position: relative;2 l: P9 w8 S) J3 e+ V
- }4 E/ s5 l; _* a0 N: T2 A
- .tooltip-toggle svg {
9 F2 h! o& k. v$ ~6 ~% M2 a4 u3 O - height: 18px;
7 Z) Z( B8 @7 q6 X x/ c, @; `3 K - width: 18px;, [" n5 _) g( L% n6 k
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
+ ^3 b* _8 {& v - position: absolute;5 N2 H- o9 [/ Y
- top: -80px;) B% H. y& j# [- s
- left: -80px;; w) e0 R' s: w X
- background-color: #2B222A;
) I! Y# b% s3 \5 ~! v - border-radius: 5px;9 q% l% ?7 v. Z! W3 U
- color: #fff;
5 L, w: T8 z8 y0 z* \ - content: attr(data-tooltip);
1 u0 Y1 [+ u8 r1 {6 H" m P - padding: 1rem;
5 x& a# _: M! u: \' D6 K0 {" G - text-transform: none;
/ v" R* `8 V. {" M5 x, ~( f' Q" w - -webkit-transition: all 0.5s ease;
4 ~4 y& n: q. G8 Y6 C- C2 | - transition: all 0.5s ease;
% t! y& ?: g8 `* j0 Z# V2 {6 m9 u6 ~! G - width: 160px;
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- .tooltip-toggle::after {. }8 n/ U" U7 P+ u
- position: absolute;) y" [9 R' t- r7 c
- top: -12px;
# Q3 p# I4 E; g3 ]: P% J/ Q - left: 9px;* K! W1 R+ ~5 p( K
- border-left: 5px solid transparent;/ L0 g# V# c y2 a4 m
- border-right: 5px solid transparent;5 C ~2 V% n9 ` u
- border-top: 5px solid #2B222A;
- t' h; y- y: u, Y - content: " ";
1 x3 |( v3 e# _- J1 ] - font-size: 0;
; `7 ~8 O j0 M8 F1 u: S& p1 j+ x - line-height: 0;
$ K; f) V) d8 N% a - margin-left: -5px;
% Y6 w5 K4 P) I7 H5 o1 e - width: 0;
/ k/ T& s+ D* t" v( n% ~ - }
1 W6 j* r. e# Z# q% T+ e - .tooltip-toggle::before, .tooltip-toggle::after {; u8 c9 U! O; X1 P: ^* l; M6 G7 y* [) p
- color: #efefef;; H# |4 [. {- [0 ]* X- g/ C
- font-family: monospace;
* l% [# ]8 A& _: j - font-size: 16px;0 o, j, y3 c1 r% w* k: C6 [
- opacity: 0;& x2 W- W" j! T8 {
- pointer-events: none;: a. u$ L( N# S4 `" z6 \4 I
- text-align: center;
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7 i* L5 z- c8 `4 W - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) e$ U+ U5 u( G# x
- opacity: 1;! X: Q1 [3 k, M5 K( }
- -webkit-transition: all 0.75s ease;8 B8 o; o3 Z/ N, @6 a; n
- transition: all 0.75s ease;
* h8 w, H8 H6 d% v& Z - }
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">
, D3 k3 ?+ s2 y9 B$ j - <ul class="nav-items">% l: l/ U/ x4 _; f- o3 ~# F
- <!-- Navigation -->8 H5 ~4 t9 Z$ `. {! u8 n
- <li class="nav-item"><a href="#">Home</a></li>
4 e& @9 f& I$ C3 O# ~ - <li class="nav-item"><a href="#">About</a></li>
% P: R8 A) p, c }& Y1 G7 Z! g! G - <li class="nav-item"><a href="#">Contact</a></li>
# P2 j) y1 z! N, o8 F* G - <!-- Dropdown menu -->
$ r- J# y( w7 c! Q% }5 Z! u - <li class="nav-item nav-item-dropdown">" [1 P9 f) }+ ~* x9 Q5 @, A3 Z
- <a class="dropdown-trigger" href="#">Settings</a>
, p6 t- N" p7 i7 N& i/ t* M - <ul class="dropdown-menu">
- v# u( C+ X }: a5 ~9 K' O- f - <li class="dropdown-menu-item">
' k* e4 B3 }9 w* O. f - <a href="#">Dropdown Item 1</a>
! [' p( O9 d5 n7 Z2 p. z - </li>4 ]* w5 g0 F6 a& F8 I
- <li class="dropdown-menu-item">( H& `: g3 L- r* k5 G
- <a href="#">Dropdown Item 2</a>
0 O7 T. f8 }9 E2 N - </li>; B/ L, F; g: n
- <li class="dropdown-menu-item">- g/ c$ G; p# C5 M3 u
- <a href="#">Dropdown Item 3</a>, b; n- L/ H$ w" j
- </li>1 y5 h. V2 i' d* ?# A6 t$ T
- </ul>$ K* y7 ]3 d6 V2 Y$ v5 H/ v7 [) W
- </li>/ E8 e: R$ M, n" J
- </ul>
4 n1 Q. [' b% q6 X; l3 S - </div>
复制代码对应的CSS代码如下: - .nav-container {9 h3 P u$ o1 I4 C0 Q
- background-color: #fff;- _: r2 m- v# P. D* h
- border-radius: 4px;
: p8 k2 O* Q6 k& M3 ]+ O - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! X5 j. D+ A& T7 d; q$ _+ T - padding: 1em;; B: q% M; V. q7 |4 r7 E! C
- border: 1px solid #eee;" S L1 q! D0 ~+ l
- display: block;5 G* ~9 p. Q2 d7 y
- max-width: 400px;
' p# D6 ~# ]4 Z. @ - margin: 0 auto;
% I& J" G3 p" o/ `- v. G - text-align: center;% a k9 f7 w: R2 X& R/ _
- }' n; l( c! \ X! t
- ul,1 A2 b3 U6 [; O7 Y) A
- li {- G, z* T6 t! e% u. B
- list-style: none;
& s. X) ]3 s$ o$ j/ i - -webkit-padding-start: 0;
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- a {' ^4 n) a$ U$ `* D3 |0 z- p" L8 s7 T
- text-decoration: none;" d) `4 O# ^! G! M1 J
- color: #ED3E44;9 O! e; Y) C; f/ ~% |
- }
# h/ R6 E& z+ Y* T7 j3 S' p: f9 ~ - .nav-item {+ @: g$ H K) R7 j6 O
- padding: 1em;$ X {( h3 v' _! w3 ?
- display: inline;. G ]( H% ]3 P1 D1 l% n) `
- }" p; a7 C9 d& r6 d4 [
- .nav-item-dropdown {
5 m* {: Q6 I$ P/ j( q0 B; J - position: relative; U' g# y' q( m+ A" ~
- }
! B {$ B2 }5 ^! S! C" q - .nav-item-dropdown:hover > .dropdown-menu {+ c" ^& i8 K' q) ? |) B
- display: block;
. F5 K. ]. f) Q) T; d# ]: J- o - opacity: 1;
e) k# B. B9 ^( ~4 X; h2 @6 Y7 F - }2 n0 F; D& S+ t$ B
- .dropdown-trigger {' D$ o: U: X6 O# r _! Z8 n
- position: relative;
7 h6 {$ r _8 e9 p - }! _5 k7 w. b5 Z4 \. L8 }# a
- .dropdown-trigger:focus + .dropdown-menu {
1 F+ K T* t; T" O* D( A* x, F! O* H - display: block;
8 `+ ?. L% G, x e4 b# ?# ` - opacity: 1;2 O; {1 L9 F$ {) J
- }0 B, j* l3 j7 v# F. m# H5 _6 F) x
- .dropdown-trigger::after {
, ]' U% F6 Y9 S' V' {2 H" Z - content: "›";
+ g$ J) J5 ^+ E7 T( W - position: absolute;
, N1 O/ m5 q: Q( W+ B9 L' Y - color: #ED3E44;8 D4 l; ^8 p% Y6 b0 n# y
- font-size: 24px;2 _" b, N& E5 O. i2 g$ u2 @' o( u
- font-weight: bold;3 Y1 M3 E4 o9 S) Z/ }$ v& e% K
- -webkit-transform: rotate(90deg);+ n+ N5 Q4 K( Y& u! R& C: t# ?/ \3 ^& o
- transform: rotate(90deg);" h+ I$ z: E+ R7 K1 _7 ^
- top: -5px;
7 P, i( Z6 V8 K t9 i0 R - right: -15px;
, r2 q$ D- v# L/ z- l) t - }
6 [+ N! o1 K9 X# Z/ l$ |+ _ - .dropdown-menu {. T! a2 P/ G+ H9 _# ]8 i
- background-color: #ED3E44;
4 A2 t7 P9 B: G7 X - display: inline-block;
Y+ U% ]0 o! U+ V* v( N - text-align: right;. a0 r# A2 j3 H( J& a, h
- position: absolute;
; m/ v7 U: Y( U" h- S - top: 2.5rem;0 B- C: [5 L( L" H# \
- right: -10px;
" D; h9 U& a9 |8 J% o! D, w% W+ t' W8 i# n - display: none;+ U7 e6 ]4 F, a: J; s
- opacity: 0;
) w- O! f4 F! Q7 _; e - -webkit-transition: opacity 0.5s ease;
9 F7 o( G9 v: y - transition: opacity 0.5s ease;
7 U# z% A K6 G - width: 160px;4 Y3 u) n# N! ^
- }4 ~( \; }+ E8 y6 A! B+ ~6 A/ {% A
- .dropdown-menu a {# _' p! n; u5 `
- color: #fff;" o3 \6 K% W% C E% v% m: N5 |+ M
- }
3 z- t, z- T0 d& x - .dropdown-menu-item {
2 A% s! d+ B/ d. _ - cursor: pointer;
/ F: ~' Z/ |( {% T# l& t! \) | - padding: 1em;
; o& p/ x) o. n1 x - text-align: center;
# B) _/ L O' A) h9 e$ ~2 L# l - }0 d/ z6 @4 Q5 ]0 C" s8 n, b
- .dropdown-menu-item:hover {4 G1 { C6 V6 [3 @) R# k/ J' c, c
- background-color: #eb272d;3 M; s& C7 j- p; R5 S! _$ t
- }
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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">
: n' @- r) |7 G - <!-- Checkbox toggle -->; @- Z% H& `, n% d
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
O0 [$ L% j! e3 q: M4 l - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>+ D( d# F% B9 j0 |( T& _) o
- <!-- Content to toggle from www.mfbuluo.com-->- q; G' ?2 z9 T
- <div role="toggle" class="toggle-content">
7 F- ]# b/ J2 m0 n7 D - BA-NA-NA-NA!" I% k) K# C: X; m- s0 f! u3 n v
- </div>
5 u9 I+ L9 ^9 c* C - </div>
复制代码CSS代码内容如下: - .toggle {
: Y0 ^' x/ ?! i! x0 ^ - margin: 0 auto;
( M, ` t$ y/ Y4 B+ P. U2 s" } - max-width: 400px;0 U; X/ E k2 e9 w* d- W/ p
- }/ f4 D9 T+ v- z
- .toggle-label {) s/ A% ]$ g. Q/ Z0 S6 U- L2 c5 P
- font-size: 16px;& B7 J4 g6 |) Q i+ V5 }/ V
- background: #fff;* `9 F0 Q! {$ R0 Z" l
- padding: 1em;
. d: b" {/ g6 n/ Z - cursor: pointer;. u# M4 N: \6 r" b* a; b5 J( R/ Q
- display: block;
6 s+ B/ @0 R' g8 S/ A - margin: 0 auto 1em;
$ H- I' ~& O& } G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 T4 R- }" ^4 o - border-radius: 4px;# S1 z" R; Z0 g. P# Z9 P9 O2 p, X
- }% v/ [0 H( \& |- R: S
- .toggle-label:after {
, V" A4 } Y A3 w3 b- F( [ - color: #ED3E44;
8 v5 B" O# f# U% b. q( J: w - content: "+";4 ?( ^. P& [* y
- float: right;
8 W5 p: ]4 {' k0 L" U% \ - font-weight: bold;: N' x8 Y. R4 I- K! U
- }. g& D ~; ]3 |
- .toggle-content {
0 @8 _6 x8 c1 f# _# U - color: #B0B3C2;
' L9 {- _ K2 @" ^: w$ K - font-family: monospace;9 `! h- \! y+ Q" Q# V9 s) P7 G; s
- font-size: 16px;
- _. q4 }6 Y. V" y: H; l% a W - margin-bottom: 1.5em;
. M0 Z0 }9 @& K - padding: 1em;" _+ K0 a \. i) f: o9 r8 J
- }
$ u- G" b+ x# k - .toggle-input {. G( C! R) O/ W6 f5 R
- display: none;) F' T8 i+ e8 w: j: V; k, o( p# q3 k
- }
$ {5 w: K/ g- s) Z4 ^, g# k - .toggle-input:not(checked) ~ .toggle-content {0 x3 o3 W1 k7 ^; K" l3 Y0 ]) f
- display: none;( t, A0 v N2 O1 ?+ L( R; T5 u
- }
# E4 d a" n8 ] - .toggle-input:checked ~ .toggle-content {
6 v. R" W& A& L7 B" P7 J9 [ - display: block;
& K. E" j3 F% u - }" X7 _' H; ?* ^" h! ?) Q
- .toggle-input:checked ~ .toggle-label:after {6 X% d! Y O# Y6 g2 @( x
- content: "-";( s- ?4 Y6 X% H1 U
- }
复制代码 $ Y. L6 x+ }' |' H# {# M$ v1 J
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