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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!">7 f4 ]4 P z- c! Q
- Label for your tooltip
1 ~- Q& M8 |# a X9 V1 L - </span>
复制代码CSS代码: - .tooltip-toggle {5 i& H* {% c) ]7 h( Q
- cursor: pointer;
* O2 K% C6 A2 U5 a2 Q6 V - position: relative;
+ x1 l9 g# [$ \$ T* @ - }
+ h$ E! R; N) n- k9 q$ A( f - .tooltip-toggle svg {
9 B* N; x+ s+ L - height: 18px;9 O) w, K" F( I* k9 v* A4 P
- width: 18px;
8 i! r6 v# t# ?2 l+ v' W0 ? - padding-right: 0.5rem;
2 u( P+ ~, D$ d# O - }) {3 E" S1 K# `' C: y" }
- .tooltip-toggle::before {2 d0 @! P2 Q% ~) p& x
- position: absolute;
1 ^' s1 i3 b8 O2 I8 g$ y% a - top: -80px;
' |: g, r7 c$ J/ |1 k" w9 O - left: -80px;
0 m: B) ]. I7 t$ b& d* m5 {4 w - background-color: #2B222A;) T! z+ b0 _6 E! L
- border-radius: 5px;
, R+ R" C# a4 N4 P4 ]6 [ - color: #fff;. u' C6 i4 c9 X) a4 z; b
- content: attr(data-tooltip);
! F' l# \3 B' i# j7 P. h0 R - padding: 1rem;( N9 q C4 C# ^8 H; x: A
- text-transform: none;
( ~' `# g: I; t+ ^$ z+ _( ~ - -webkit-transition: all 0.5s ease;
; y# J. {* c# k3 u - transition: all 0.5s ease;9 I- D4 N/ M' Z- B& }
- width: 160px;" e% A$ U" N/ F! o) v
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- .tooltip-toggle::after {
9 D* @, a8 W( v- p1 ` - position: absolute;
9 L1 C( B4 w' c+ j2 i: q# `1 Z - top: -12px;
; h$ w5 z- I# {. T: t - left: 9px;/ m* \1 k( D N$ l1 a
- border-left: 5px solid transparent;/ ?* A# Y$ ~ K: B3 N! d$ @
- border-right: 5px solid transparent;' T n" ~: ?) O4 e! N" T* h4 W
- border-top: 5px solid #2B222A;8 g. Q$ T" W, z) V2 n" }2 L# Q
- content: " ";
# g2 m8 }, U" s2 N0 R: p* d - font-size: 0;
$ ]! |5 n0 m$ L" R1 ^' Q+ \ - line-height: 0;8 s# N5 [/ i5 x" k$ T+ Q
- margin-left: -5px;1 V4 a8 H# I3 l
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {7 P/ f) R0 C# d# s2 I- S8 u8 T8 d6 K
- color: #efefef;* w$ \- h2 q* D6 {/ y2 g4 `' Q
- font-family: monospace;
/ S9 E2 o) H3 j+ _0 o - font-size: 16px;
* m7 P8 K$ T9 u. o) l5 H- W - opacity: 0;; w+ l7 G" Y' h% Q8 z: F6 I
- pointer-events: none;& T1 p* Y. Y A, p, L0 q$ \( T
- text-align: center;
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4 l5 O8 O2 O$ S4 E8 p V7 N - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
4 P: ~8 U/ E# U7 f9 U/ a9 E8 I - opacity: 1;; W. P! }0 }8 o, P6 y
- -webkit-transition: all 0.75s ease;
) h, n- S a# Z" ^4 W0 C. w - transition: all 0.75s ease;
$ I9 H- |; Y" S! o0 A% I* j# I - }
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 w( e: m' i, P$ {! O8 W8 e* a - <ul class="nav-items">
7 S: ^ U, p/ P9 E - <!-- Navigation -->
8 s$ |; Y! z, X7 T8 j7 p - <li class="nav-item"><a href="#">Home</a></li>
7 C% l, [, ^0 O - <li class="nav-item"><a href="#">About</a></li>
* `$ o5 \, ~- B- }4 w/ t - <li class="nav-item"><a href="#">Contact</a></li>
8 q {) ~; Z& @ Q- v, N - <!-- Dropdown menu -->: M: T, L1 \/ j1 `+ P% I& l' H* z8 `1 o
- <li class="nav-item nav-item-dropdown">
' j& A- u9 j' U3 O* q6 W7 W9 d) ` - <a class="dropdown-trigger" href="#">Settings</a>
" ^$ R1 y! X! | K0 Z - <ul class="dropdown-menu">
" J$ B9 f M" Z& D% L& J* A - <li class="dropdown-menu-item">
" j# Q; i( F; Q4 t. ? - <a href="#">Dropdown Item 1</a>
+ |( g: j5 O5 F+ Y, l - </li>( O8 B! H* a% n; U7 R
- <li class="dropdown-menu-item">
) g0 D7 Y, l0 J) c5 d - <a href="#">Dropdown Item 2</a>1 C+ y$ m) ^4 A8 }7 {3 o D9 Y
- </li>& _4 b. f8 F/ E: A
- <li class="dropdown-menu-item"> X- \/ `5 K6 P- M
- <a href="#">Dropdown Item 3</a>
( ~6 B' U5 X0 c" R2 | - </li>
; Y$ J0 G; \9 B) V, M. q+ l - </ul>
( n* k% S& P9 C4 a0 U$ R/ L9 z5 L' C - </li>+ R2 ^' `5 x* k7 O. F) [2 p
- </ul>4 W% @, {2 Z- e* H8 T$ q
- </div>
复制代码对应的CSS代码如下: - .nav-container {
0 L8 G" c* Z2 l" r) \ - background-color: #fff;
2 i; e9 d# ?3 G. G - border-radius: 4px;
5 |) k4 j2 d! l: k f" B% o9 A% I - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ v# p+ O1 c. s, [, N/ W0 x - padding: 1em;
5 T# S' a& l# o8 d8 k, y, h! d - border: 1px solid #eee;# ]; i) Y5 Q$ [ m( R
- display: block;
7 \0 j4 j0 x6 [! N1 y! n, d - max-width: 400px;6 M" K, {/ ]6 _1 s9 }# ]
- margin: 0 auto;
5 M1 u: X4 V/ c - text-align: center;3 U$ O/ H. I" L, ]1 h& N# ~! h$ u
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- ul,/ O9 U3 ~4 L( j# [
- li {
5 x" I: A6 `3 N% C/ g - list-style: none;
& l1 i5 a6 y2 o4 {$ I6 S1 S6 T/ s - -webkit-padding-start: 0;( n) _9 ?' [- ^) {- y* u
- }
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- text-decoration: none;
, M6 E" X& _3 n& S - color: #ED3E44;5 t ^$ f9 ]) H8 ]) J7 \
- }
% _/ V& Z5 q' I - .nav-item {. E4 A% x% w1 i: y+ e
- padding: 1em;
% p; e4 Q% E0 `' @( f - display: inline;1 p2 F! w, W8 A- }( _7 F. H. m
- }
- x' k3 Z1 f1 t4 {+ g - .nav-item-dropdown {
/ M3 {! @( d1 V7 P& _4 I$ h% D0 N - position: relative;) X0 m3 H1 y- A# r: X7 h
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- .nav-item-dropdown:hover > .dropdown-menu {1 {3 H7 `' f5 ~/ g4 R6 \
- display: block;3 L: D- Y- c& G+ S
- opacity: 1;5 r; Q0 F _5 \1 W$ e
- }
6 J" d$ `* ^# j - .dropdown-trigger {
+ {! j4 n$ n) [/ ] - position: relative;
% B3 u/ W$ r; b/ G, D* {9 J - }
# I4 h$ J0 D& ^, }1 @8 g - .dropdown-trigger:focus + .dropdown-menu {
9 v. w* A' ?5 E6 Z2 {- N/ U3 ] - display: block;
1 ]' L" D9 D( d" e- O - opacity: 1;- f5 n0 S7 \) m% q9 W
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- .dropdown-trigger::after {
% E4 Z5 v8 O, s- k - content: "›";
* o. d3 a) [" i4 N# v - position: absolute;# M+ E2 t6 f' h# Y3 U2 Z
- color: #ED3E44;5 R6 b) B8 ] P( X
- font-size: 24px;
1 Q; T3 V: y$ D1 E0 \) N7 n/ w - font-weight: bold;& I" Z8 U/ A3 v$ g. @+ k
- -webkit-transform: rotate(90deg);2 _* | F" I/ _$ f
- transform: rotate(90deg);
1 D- P- Q$ p) r8 _" A% x- s$ A - top: -5px;
q+ ^9 X- y2 f s - right: -15px;
; E' f; F8 k+ ` - }
( \. n- ^8 P: i' M - .dropdown-menu {8 h7 |; z- o0 [/ v
- background-color: #ED3E44;
1 D+ v9 [1 u5 {1 Z' y - display: inline-block;- u# J9 W* k' A
- text-align: right;
) w% t- K0 C: S" e+ i8 z - position: absolute;
% X# w5 ?9 k" c$ Z% m# D - top: 2.5rem;5 l' Z4 b& |( _
- right: -10px;
8 _; p1 p% F) c9 s) q f6 P3 ] - display: none;; v) W3 u" j, A( x% U
- opacity: 0;
: c+ H, j0 N, h- W: b - -webkit-transition: opacity 0.5s ease;
) D1 M6 D& n- `1 t6 |2 w* g+ I - transition: opacity 0.5s ease;8 O) l9 L: y+ f( t- E
- width: 160px;
( R W' j7 F4 I" v6 e - }
' I+ z, l: k5 G# C8 @ - .dropdown-menu a {3 P e: T9 u7 G& x5 Z1 K: g
- color: #fff;' S$ O; z, V2 _7 h5 ~: Q. t- Z
- }, O" H* H7 y6 W6 N% u+ r1 B0 m" d
- .dropdown-menu-item {
0 f- Q0 H% G/ N- X K- ~ - cursor: pointer;
, c7 ~' ?- t7 P - padding: 1em;4 C3 ~7 Z0 a! H" E2 E( Y C4 Q: L
- text-align: center;
; U& \. O, J" i% ?' _4 B - }
7 i9 ~, X, L& f: W - .dropdown-menu-item:hover {! z/ m* @9 z' y% `0 q
- background-color: #eb272d;0 |; |; A% b) y2 X
- }
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& c9 g! R$ @6 C' r q- D可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
+ R, l1 Z% B: q6 B: ?) ^6 O2 W4 i - <!-- Checkbox toggle -->/ p! j, i! X+ T* @
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
$ a2 E$ y: m7 n( i- v' [7 k - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
# Q4 w0 V. c* W; u& R+ ^ - <!-- Content to toggle from www.mfbuluo.com-->* }" q: t( l0 l4 l
- <div role="toggle" class="toggle-content">
9 h- M0 i- G6 z$ r- ?! E; t0 o - BA-NA-NA-NA! f4 e' O8 R$ r( F- h4 v5 }# I
- </div>
, y/ v5 }2 c9 H; [% Y4 b$ p a& S - </div>
复制代码CSS代码内容如下: - .toggle {. k' s! d" I6 O, Y/ J5 B
- margin: 0 auto;9 A' J8 h9 \6 v9 L* j% l
- max-width: 400px;: w |3 \7 \- W
- }2 |& `$ R5 W; G8 v% c. w! V w
- .toggle-label {
3 k7 c/ A; J! ?, f - font-size: 16px;
; _+ K3 N( p$ H$ G0 i* @6 m2 | - background: #fff;
# |5 A, a6 v6 o! {3 f' e' u - padding: 1em;
7 [1 p- S8 | ^4 j/ s2 {; E - cursor: pointer;( U5 v% Y3 u$ f. c0 f
- display: block;( i) r' w i- X" B
- margin: 0 auto 1em;
/ }6 G3 _8 ~) ?+ D: w2 i! d6 N/ r - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" q ?9 w; c0 m% s
- border-radius: 4px;$ F" @: H1 e, @
- }* X6 y. }' W. ?& v U1 |
- .toggle-label:after {- j" `/ H+ M* }7 k- u! @
- color: #ED3E44;7 W0 w+ x2 I% S- S1 ]6 x
- content: "+";4 V$ U$ {# }& s
- float: right;
X8 ~. J/ D8 w1 ~2 b5 @" Y; H' f" W8 @ - font-weight: bold;3 ~& v1 X. E5 R# g: a
- }& i6 s1 N/ H T- o5 ?
- .toggle-content {/ j& P6 y9 u; j; |9 O' N6 {: [
- color: #B0B3C2;
0 D; u% W# P1 m+ i* H - font-family: monospace;
9 p% l1 H2 u. F& y$ {9 A* t; P - font-size: 16px;! B5 I. O% ?3 s$ @% g J( ?
- margin-bottom: 1.5em;
- e" j( [8 m+ N - padding: 1em;; n5 \# S. J/ f1 Z# {: Q
- }5 n; w2 v1 \1 W* i6 v @& F+ y
- .toggle-input {4 K; l3 X9 C0 v5 z7 e" U
- display: none;) _- w, c. r8 D' A, W1 w. l
- }, S" \& n' _# |9 D B* U
- .toggle-input:not(checked) ~ .toggle-content {
: _1 z* E6 a2 t# ~ - display: none;
0 B" T8 o# G; W8 G7 b& B8 n0 }! [6 t - }$ d7 K0 i/ {! Q" k6 B
- .toggle-input:checked ~ .toggle-content {3 M- s' ?2 W& [/ o
- display: block;2 }, h% Y0 u- F1 s
- }7 A8 q) b9 r# ~; f q
- .toggle-input:checked ~ .toggle-label:after {
b2 R; R4 u+ a% ? - content: "-";
+ x" K& W. \) D8 v; o4 A! R - }
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