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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!">
$ R# H- C: x" Z: @+ W, ^ - Label for your tooltip
2 D, \, j' G7 z% ?5 f1 S# g - </span>
复制代码CSS代码: - .tooltip-toggle {
" X5 Y9 O2 l8 v- N3 p$ R# A0 ]; P - cursor: pointer;
% R- G: ^6 [1 Q! P - position: relative;# t7 I4 H: w; d; c+ j( h
- }+ k5 p5 _0 H5 L. u9 b0 |4 f
- .tooltip-toggle svg {" f' C( I' v1 N# w
- height: 18px;
; ]: X0 _( h2 ~+ G - width: 18px;7 h1 P N$ A/ w% d+ V
- padding-right: 0.5rem;
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u& O, j. J# B - .tooltip-toggle::before {* B* d8 r8 w, K
- position: absolute;( A& T7 C* M" @2 T* R- H& {
- top: -80px;2 L: Q& T6 d# g$ p {, m5 W
- left: -80px; D6 j6 x5 o; |8 w* m9 D# |1 c
- background-color: #2B222A;$ F& t' F) M% C- H
- border-radius: 5px;
' H* k' z% l' T - color: #fff;% n+ Y- W1 ?3 b8 ]+ I. k- D6 ^
- content: attr(data-tooltip);
0 ~8 B- u. @( ^+ L - padding: 1rem;% |4 }( W5 V/ l; J9 i7 {
- text-transform: none;
) G0 d' p' t, w, O2 |/ v% m) R - -webkit-transition: all 0.5s ease;$ z+ F! u# O9 u0 Z
- transition: all 0.5s ease;
; Z$ S ~% A9 s& q3 H - width: 160px;3 Z$ K: z/ H; G3 d+ z% Y
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- .tooltip-toggle::after {
8 _9 ^, F2 |# W6 `. z* W - position: absolute;
" S" b2 a% {% M" Z* a, V# f5 { - top: -12px;
6 | ]$ F u; D" e - left: 9px;
8 a. {2 w8 I- `$ Y2 o7 A4 A - border-left: 5px solid transparent;$ Z9 q- H6 m6 C: C* }* ?. U) Q
- border-right: 5px solid transparent;
8 C+ J. G3 H" c* N+ m; _( O - border-top: 5px solid #2B222A;4 _1 F, r3 k: f9 ~
- content: " ";1 o5 \; ?* R( J
- font-size: 0;
7 y2 M8 Y/ O% m: E4 [" x - line-height: 0;( U& u8 O/ H/ i. d
- margin-left: -5px;: {& ]: e+ I* ~# [5 B. l, B- b
- width: 0;
9 K4 r( M. g6 [* A/ J& K - }
! \. _2 B! B2 S4 c! X - .tooltip-toggle::before, .tooltip-toggle::after {
n' @* s' \! F! Q; B - color: #efefef; _! F- S' W, [
- font-family: monospace;
8 B# U3 @, C3 z - font-size: 16px;
# B& b' P& Q1 h9 @ ?# \6 X - opacity: 0;& k% U& A5 U$ T. H/ D! X
- pointer-events: none;
' u& q7 V' D+ F% t - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) o# P& [/ z( i/ z% b
- opacity: 1;4 j- s3 H' G/ | _: {) `- F
- -webkit-transition: all 0.75s ease;% b* P5 X7 v% E+ G2 m
- transition: all 0.75s ease;
* X; ~4 U E4 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">
5 b. c9 r3 X2 J! E4 Z: R% E - <ul class="nav-items">0 L) |' c2 g$ E, I5 f
- <!-- Navigation -->
0 P9 t. _1 X. D( |$ B - <li class="nav-item"><a href="#">Home</a></li>
8 S0 O; F# a( P; S2 e7 \ - <li class="nav-item"><a href="#">About</a></li>
3 {( i* Q, Z6 m# N - <li class="nav-item"><a href="#">Contact</a></li>
# O) I" @! ?" K' J - <!-- Dropdown menu -->
/ V3 n( J" p6 \ L - <li class="nav-item nav-item-dropdown">3 q0 ~5 X+ `' P' j, W& D
- <a class="dropdown-trigger" href="#">Settings</a>% Y2 T& p0 A6 h' T
- <ul class="dropdown-menu">
* f1 K0 w Z, i; S% t - <li class="dropdown-menu-item">
+ s$ M) B) f; o' J8 K t: M - <a href="#">Dropdown Item 1</a>% S# B. I# N f7 U4 s; A
- </li>
) N2 N! K) `) b% S* g1 \ - <li class="dropdown-menu-item">
5 l9 Y0 J( ~* |' ~ - <a href="#">Dropdown Item 2</a>
% u2 u) t, f, ?/ t& R7 A - </li>
+ w2 A7 I, W: e0 e. k - <li class="dropdown-menu-item">
7 ~, f4 y# m0 z# J+ b0 A* D - <a href="#">Dropdown Item 3</a>! y7 t T( q S! N! L% S
- </li>
/ U3 Q: D: H( P: k - </ul>
) I* S6 H, K: |9 O+ D. ? - </li>, F& F2 n$ S: m+ ]; [" M, d7 }
- </ul>( ^% B, M" U$ [8 j+ W: ?$ Y" ^0 j7 o
- </div>
复制代码对应的CSS代码如下: - .nav-container {( U( Y i- E) ? h
- background-color: #fff;/ B6 r6 P- ]3 I+ j7 M& K9 u) Z- h
- border-radius: 4px;8 q$ N+ H6 p: ^2 X0 I$ d4 }; p
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- ?! }$ |# V% L2 Z: z3 H1 { - padding: 1em;
& I8 ?6 h9 W' p - border: 1px solid #eee;
7 w9 y/ A, S. e2 h" ^6 ?8 ] - display: block;9 }7 G, B9 B7 c( D3 B. J. h
- max-width: 400px; |8 u" y% x" M' [. x$ G* n$ F
- margin: 0 auto;
- }& N8 Z/ h% |( D - text-align: center;
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- ul,
, X# ?. ~( f/ H7 R/ L3 c" A( K - li {! E5 J8 i6 k! U8 f U
- list-style: none;7 t: x* D9 x" a5 q$ {3 ]3 N4 E
- -webkit-padding-start: 0;& {( z# N# ^5 M6 C- \
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- a {
) A$ S8 K" A |; a! p I: X y. U - text-decoration: none;5 }; K6 _3 W. f
- color: #ED3E44;" H/ W4 r: y; r3 e; a) b
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- .nav-item {
4 J, G2 I* F7 `) K$ Z/ P - padding: 1em;; a+ s8 Q% W# O; p9 `, U9 f
- display: inline;
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2 b' M, ?+ [1 I2 C* O - .nav-item-dropdown {; [* }' v' z/ F; c
- position: relative;5 U: d% U+ l7 R- C0 t6 C! O
- }
# _$ m0 b9 Y( N& @1 Y. f4 M - .nav-item-dropdown:hover > .dropdown-menu {
9 u4 o# u% M: V% J4 w - display: block;; `4 a. {7 [. L( K, k& D
- opacity: 1;0 w- E7 g2 d, ]- F# A
- }
& I5 D$ t. k' {! @7 J - .dropdown-trigger {9 Z5 |+ S ~# q* B( f6 C
- position: relative;0 o' o* } y; l b9 B) t: \
- }
3 R. _& a4 `7 s+ r - .dropdown-trigger:focus + .dropdown-menu {# r6 O+ G2 t& t1 f( m, v
- display: block;! I3 Y" {# t" u. O2 u
- opacity: 1;
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- .dropdown-trigger::after {
+ W. V( \. z q0 K: _, D+ V - content: "›";
9 N, Q' n% F8 }. h# r) C% o% ? - position: absolute;1 X" o2 d! v ^# K4 Y/ v$ c
- color: #ED3E44;
( ^' w* D) u7 U& Q - font-size: 24px;4 S6 ?; ^! z) z: u
- font-weight: bold;
j( @$ [5 z% q1 F' }2 | L( q - -webkit-transform: rotate(90deg);5 ~ l4 [9 a9 b
- transform: rotate(90deg);5 _: j* \0 U, P) N
- top: -5px;- i2 @. V3 B; ]' Z3 l" q: V
- right: -15px;
8 j/ h5 M4 e$ C- W: y$ o - }# h7 z/ o5 X) R6 p2 F$ t5 b# s! }
- .dropdown-menu {
' H) z* q, t5 p5 U* p# \" L - background-color: #ED3E44;
4 g/ d, O* d. O7 @& I! D - display: inline-block;
1 s {8 B0 t8 Z* B N% j, z - text-align: right;
& l" R h- ]7 J$ @1 s8 `' f* d - position: absolute;
; H6 j# w# T7 \* x - top: 2.5rem;
# C! F( F" J1 \; t3 F0 g - right: -10px;
( Y& [3 ?! H, X, i, U1 _! z/ k - display: none;0 D9 N, _8 F! {, n' ^0 l
- opacity: 0;
# M7 }+ A% n+ Q - -webkit-transition: opacity 0.5s ease;
! K+ X% N. b0 t - transition: opacity 0.5s ease;
" l/ f4 i6 [) X; ?* J% @ Z7 _( s6 h - width: 160px;
z# c0 t6 ?+ ? - }% |, X7 \. S7 S4 @
- .dropdown-menu a {
" t2 v* h% t; f# S - color: #fff;' q$ q/ K6 j8 e9 x- M
- }
6 H c+ m( G# B1 J% ?# A - .dropdown-menu-item {
& r+ u5 E* g# i# W4 B7 `6 l7 I7 J - cursor: pointer;
: F; r& v8 W( X - padding: 1em;& [* m/ [7 Q& c" }3 s' \, I
- text-align: center;
5 D0 ]& f8 i! W3 M$ x; P6 S - }8 p1 ] [7 y) y
- .dropdown-menu-item:hover {: Y$ N4 b1 G. v: b2 u5 S, Y, G# \
- background-color: #eb272d;
' r1 ^ z' J( T8 a9 O - }
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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">
' Z7 e: g0 [( s/ z/ N* g! e$ M# ] - <!-- Checkbox toggle -->
3 q7 p$ D0 b7 t9 `7 _ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! i( q2 h# a% \* ~0 k - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
7 i' ^. J: K5 v- X9 t, X& O, \ - <!-- Content to toggle from www.mfbuluo.com-->2 i) c0 M, @2 Y4 P. |
- <div role="toggle" class="toggle-content">( G0 e; Y' o) m4 X' s3 o: }, b
- BA-NA-NA-NA!
( t5 t1 v# L# k4 q) @. Z - </div>
$ d+ M: \' x( W0 w. R8 Q8 t: f - </div>
复制代码CSS代码内容如下: - .toggle {
: w2 H/ `& e1 \5 ~5 c; p0 S - margin: 0 auto;
. K; t$ ^9 L' m- }5 D - max-width: 400px;. q% {/ h ^5 Q2 ~6 x/ N1 H9 m
- }
3 e5 B: v# }5 Y8 K - .toggle-label {: F0 N8 Y+ J* ?- z% G, \% D! \! ~
- font-size: 16px;& E; f$ Y" K1 B1 b
- background: #fff; t* j3 U3 U2 J& }/ x6 F/ X7 ]
- padding: 1em;6 [$ U) d6 q7 _
- cursor: pointer;% B+ t' e! z4 I* C! V7 Z
- display: block;
; g8 T# Q# {1 Q8 l& G4 E% H7 a0 a - margin: 0 auto 1em;' k" M( r9 O1 e* C! A3 D* m
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 Z! Z0 z% ?9 f# T+ [ - border-radius: 4px;
1 K, R& H4 r+ e* |1 T7 P) q" J - }/ ~, {. v0 }5 \+ \2 S; \
- .toggle-label:after {
0 K3 S! y/ R) x, A# ~- k5 A. V6 U5 T - color: #ED3E44;5 B" t+ m* {) x' X9 U: Q( a R
- content: "+";
% |; h$ B' j# r* b/ `7 P - float: right;
$ O g1 C% ` X8 I4 p2 l - font-weight: bold;
2 y% s* w* ]- O; g - }
7 ?1 r1 Q# t. W$ ]0 _9 U - .toggle-content {% d9 t" d* j) g% z
- color: #B0B3C2;6 w! S; Z# l; W9 Q# _1 J+ A
- font-family: monospace;0 I+ O' ^- |/ ?+ o
- font-size: 16px;
/ ^! v0 C4 Q9 O! _* H - margin-bottom: 1.5em;
" j/ I4 O3 U" a% h( y: a - padding: 1em;5 G0 Q; i6 X/ R$ w- w& U0 r( C/ Z+ w/ P
- }
+ B7 l3 H8 d! \( ^6 N - .toggle-input {
, S. c4 I$ }2 [. G# ?5 { - display: none;
/ u& m+ J$ ^6 A: U6 k3 \- F" R - }1 O5 N# r l2 s- ^ M
- .toggle-input:not(checked) ~ .toggle-content {0 v1 `$ J$ b9 h; K
- display: none;
% W. v$ [, G- C! L, l - }% V5 M4 Y4 Y2 Y" p
- .toggle-input:checked ~ .toggle-content {3 k4 [0 J& F h' o$ |, l
- display: block;
( ^- s, Y1 ^0 f - }
7 _9 O& p3 [" Y2 ?" ?1 U/ H) ` - .toggle-input:checked ~ .toggle-label:after {. ^5 @' n- g' \5 V1 e( r9 r$ B
- content: "-";
1 |% c, D/ g( a4 i' U" Y5 L# C: R1 _ - }
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