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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 Q2 j* c+ W# Q v - Label for your tooltip5 X. N1 K" E% T' W
- </span>
复制代码CSS代码: - .tooltip-toggle {
5 [% x R$ S j* T/ g4 ] - cursor: pointer;: z1 O# I) n& ^4 l
- position: relative;* o) @: {! j2 f( V
- }- @1 G: w3 ^/ e9 }
- .tooltip-toggle svg {
& Z0 {/ r7 T8 ~ - height: 18px;3 F7 V. g. E% g
- width: 18px;
, R, W0 L. A3 j' r0 y% b, y3 u - padding-right: 0.5rem;* `4 w* ^% y: r# T
- }
8 [ A4 p: P+ F# L0 Q - .tooltip-toggle::before {
! h# \ {3 d) P0 f: m6 l6 u - position: absolute;
# U. X0 d7 @( f+ n) a - top: -80px;
* b; M" `" Y; ~ - left: -80px;3 s* r+ ^7 c4 P: t: m: `: _
- background-color: #2B222A;
" ~# }% [8 d) @9 `' M; T - border-radius: 5px;
, W& e- J1 [6 L* b/ a. r* M) H - color: #fff;. y' |2 {0 m' T! I
- content: attr(data-tooltip);
2 L; i1 E5 B, S1 X1 a/ i - padding: 1rem;/ C" h6 u. Z& V3 s
- text-transform: none;# ?# Y4 _( l. u4 Z- g4 n9 B6 f* p
- -webkit-transition: all 0.5s ease;9 M+ ]9 e: |; q5 m; c& Y. s
- transition: all 0.5s ease;6 j# {5 Y7 V- N- q4 l$ M
- width: 160px;+ H+ h7 u, O* V- u* Z9 e+ w+ f
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- .tooltip-toggle::after {
6 J- q# R1 h" i$ u& V! D. ]4 S. \9 Y4 P - position: absolute;3 `9 R& t! _( R' P
- top: -12px;
8 I7 B+ j0 n* t3 h" b - left: 9px;( k g7 \: ?/ L1 h
- border-left: 5px solid transparent;4 h* ?$ |# H( \! z" |7 z' P
- border-right: 5px solid transparent;9 h- {3 L% P1 }3 G. d' b x
- border-top: 5px solid #2B222A;
: C5 {$ z! C" a* p: n9 W+ o - content: " ";4 D5 A4 x; m& v9 u& O/ ~
- font-size: 0;
4 _3 E3 X ~% G! o# ` - line-height: 0;0 i% o& A3 s' }: i8 s) L
- margin-left: -5px;: m' S$ F- t) |/ ?5 ?: E+ `3 N
- width: 0;
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. ]. s4 i' V4 w" f; j - .tooltip-toggle::before, .tooltip-toggle::after {7 A3 S3 J9 I& u6 n* S2 {
- color: #efefef;
+ z/ @: D; ]) d$ P' t% M: b6 M7 u - font-family: monospace;
( {2 H( ^. @3 H- M3 Z - font-size: 16px;
4 _ n. m$ z: ]3 |/ @ - opacity: 0;
2 U5 B# F5 P' s1 c$ t+ h* X - pointer-events: none;; \( c0 h. \" q: n1 h) [/ y7 g
- text-align: center;5 Z8 [* H2 F2 R( E$ |$ a, I
- }
4 ]; D0 H2 ^$ h+ _! E5 u0 o - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {2 H& S6 [+ x. }, y$ e
- opacity: 1;
" d" m/ u1 {& u - -webkit-transition: all 0.75s ease; l C. G6 k6 f; @; e X
- transition: all 0.75s ease;$ T% [2 S2 t& 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"># C4 M6 e% O% T2 ?. _; N: H7 k) f9 q
- <ul class="nav-items">0 V% C3 y6 ]! ?
- <!-- Navigation -->
. O! J- K1 k. ] - <li class="nav-item"><a href="#">Home</a></li>. W" T, q3 b. j# r2 J+ W, |
- <li class="nav-item"><a href="#">About</a></li>
2 o3 T, o! g; @ \' O3 D/ e - <li class="nav-item"><a href="#">Contact</a></li>
* D2 D& Z9 m$ p$ Z! W6 h2 t5 L - <!-- Dropdown menu -->
) W8 A1 E8 W4 x! \ - <li class="nav-item nav-item-dropdown">
9 F- p0 U# J1 ^$ i - <a class="dropdown-trigger" href="#">Settings</a>- @8 L; G3 w$ C/ C |2 R
- <ul class="dropdown-menu">
9 j; a% f# r, w - <li class="dropdown-menu-item">
. d R, v. T( u- ]- C - <a href="#">Dropdown Item 1</a>
i" b0 P& j) m5 \6 K/ u - </li>% v7 C2 U. ]/ ?4 `
- <li class="dropdown-menu-item">
7 @: z3 h" t/ a2 { - <a href="#">Dropdown Item 2</a>3 a8 @$ H: k) A; f* U1 V' ~6 L
- </li>
4 ^% l/ f% X) z" u - <li class="dropdown-menu-item">7 C0 q- [: m! s: ?
- <a href="#">Dropdown Item 3</a>5 J5 H, M8 D5 p- T4 o2 Q$ e
- </li>
2 o5 G U, o) E% W - </ul>
+ ] c3 n s. D; C# u' i2 W) L; a - </li>
d/ Z0 O3 n: Y0 Y) k) U - </ul>
8 l6 v" i6 ^/ s2 c - </div>
复制代码对应的CSS代码如下: - .nav-container {
, X! e P. c7 ^ - background-color: #fff;
( ^( o d: L+ M. s# f$ n - border-radius: 4px;
& D4 ^! Q! U- i( {0 g - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) Q1 l. D4 f% x3 B
- padding: 1em;! }& V q( d, o1 I1 M
- border: 1px solid #eee;
6 s8 y3 y1 V3 g; C - display: block;; u7 `& i! U) r* q" _$ {* s
- max-width: 400px;/ z- A; A2 q; I; A6 A
- margin: 0 auto;
/ [7 J0 d. ?7 n/ X7 c - text-align: center;5 J' j. k3 l9 ~! Z1 T
- }1 S2 ] u# J" z/ i
- ul,4 ~9 i1 |% H! S/ K) C
- li {' H8 Q/ P* {6 V
- list-style: none;4 i* \8 U8 L% H2 d" H3 t
- -webkit-padding-start: 0;
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- a {8 m: ? l {/ c& ?/ u5 p: n
- text-decoration: none;8 V' ]9 d3 t9 k! s
- color: #ED3E44;
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- .nav-item {1 f s% J! \4 C0 K# n+ ~3 k
- padding: 1em;: P2 @' P0 \+ X
- display: inline;
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& S v8 E. b2 o, { - .nav-item-dropdown {% }! e) c2 s) l0 b4 j
- position: relative;$ c. D% \ `! l# r$ D
- }
* s* z3 [0 B7 i& H$ D6 X7 s6 } - .nav-item-dropdown:hover > .dropdown-menu {$ f7 B; `* t: c8 m6 O, C( \) Y
- display: block;
' c+ r; t. @% M1 X+ o - opacity: 1;
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; t1 S m$ n: E; K - .dropdown-trigger {
0 t2 l0 ]; z1 X2 i - position: relative;7 F: T4 ~+ |) l! n3 a
- }
8 A' N% I4 F. Q6 L" @ - .dropdown-trigger:focus + .dropdown-menu {7 H6 s$ f- S0 h+ K; h, f
- display: block;: b" J7 O6 m' h% N( s' D ]: Y) d* D5 }
- opacity: 1;
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- .dropdown-trigger::after {
; `+ `3 I6 z/ z) p. p - content: "›";
0 I8 Y1 |1 Z: O5 @$ Z$ C - position: absolute;8 k# b- I$ n( V) y3 D3 K% i
- color: #ED3E44;! \$ Z4 O' c x- `7 L5 ^0 _
- font-size: 24px;- J2 E, j) `* _
- font-weight: bold;
& f+ _' x" {+ P, w* l4 p. o - -webkit-transform: rotate(90deg);
; p1 _) M. {% r# O+ ` - transform: rotate(90deg);
# }. P; |2 y2 I, M* I" c) V" X - top: -5px;
' W. l& ^! m" W. i - right: -15px;
2 E1 M$ R4 Y# T7 a" \- x - }
+ d( [- e s; A - .dropdown-menu {
# [+ h$ ~4 M6 x8 j' a. ?* k% ~ - background-color: #ED3E44;
7 `+ ~1 M* {* ?' j! U - display: inline-block;
; J" K( K s: S3 P6 d - text-align: right;
$ I$ [0 i9 C& `7 \3 ~6 c - position: absolute;6 i! G: \# A7 ~7 ]/ {
- top: 2.5rem;
4 T) Y+ N6 ^! w) t S# S: t; g - right: -10px;
# T4 E- d; `1 N# f! t( g1 ^! Z - display: none;
+ E4 I& l6 |( o6 I: `. J. R - opacity: 0;: o/ l9 N) D `
- -webkit-transition: opacity 0.5s ease;" Y5 [) j( O" h8 O& \' ]# y9 S
- transition: opacity 0.5s ease;
' \$ \+ Y2 p) J8 \- |1 K - width: 160px;: s- e( I2 p/ w8 @+ c
- }& D. @4 o0 @0 I$ m
- .dropdown-menu a {+ N# A5 y9 c$ D* Z. I! O f
- color: #fff;
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) r! @' y3 ?; E - .dropdown-menu-item {
- `" v+ ^0 |6 q - cursor: pointer;
( P- ?2 i9 S6 v7 z. S - padding: 1em;8 A: _7 S# n& H- a/ {/ Z9 k W: ~
- text-align: center;
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- .dropdown-menu-item:hover {
% ^ b/ n* V ^( z; e" |9 T - background-color: #eb272d;) r. n+ I& k2 J' ]- K/ v
- }
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# M% D4 I; x P3 D可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& I/ W* V e/ _7 t
- <!-- Checkbox toggle -->7 N$ W9 f) ?& i( y+ y) v" X
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">! z( t0 X, Y5 n# F1 Q
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: `4 f1 \+ |* ^ - <!-- Content to toggle from www.mfbuluo.com-->
6 b# v4 r& I$ o! a6 M - <div role="toggle" class="toggle-content">" d' @9 W$ J$ F" I8 L5 p
- BA-NA-NA-NA!. t2 a5 a7 O( Y$ D# r
- </div>6 V) o; s- j3 d& z" [5 b' ~" V
- </div>
复制代码CSS代码内容如下: - .toggle {* u: x4 ] W# T6 F2 w( h- a( v) F
- margin: 0 auto;
" d4 U( V: _# X: @ U% C# Y - max-width: 400px;; i% U& u% A& `" j+ |
- }/ m0 A4 C8 y0 u! ?0 x# s
- .toggle-label {
- m- {3 C, m5 I6 H" f/ s - font-size: 16px;: X+ ^/ a( z: {1 Z
- background: #fff;; t0 R' N- E. z7 \+ G3 D. z
- padding: 1em;
6 \+ K+ z8 ~* k9 D6 f4 C - cursor: pointer;
2 U, a! u9 S! Q) J, l" T1 k - display: block;
# y3 f; r7 H% e7 j4 g, l - margin: 0 auto 1em;
0 P: B/ V3 H- g0 I - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% l2 C6 O+ v5 m6 x, ?0 J7 {& _ - border-radius: 4px;# U0 U# w" F# J$ k/ q: `
- }' u8 Q! N( w5 q6 d, y }
- .toggle-label:after {/ K4 {5 o y5 k
- color: #ED3E44;
, g4 n0 `8 N* q9 a3 ]0 y# V - content: "+";- Z8 p3 O; j: |/ B1 E
- float: right;5 \7 |) q* y. `8 ?+ d
- font-weight: bold;! N6 z$ q: u% p, `0 r! e
- }- V$ \, Q; G R/ ~1 y
- .toggle-content {' j2 w1 q. g' `4 j! b Q6 q- |
- color: #B0B3C2;) X9 [3 l9 m! p# ^
- font-family: monospace;
|/ j0 a( t9 f! P - font-size: 16px;
* e) g; p5 e1 X$ G5 x7 W - margin-bottom: 1.5em;% f3 J- n& l. h
- padding: 1em;
% y$ S7 b" Y; `' ^ - }
1 X4 I2 D" J; e( E9 S& n5 Z - .toggle-input {
% w" `1 A9 a( ~6 c) j - display: none;& t+ t5 e1 K0 t% s5 P8 V
- }
4 g2 `2 V$ E n3 q9 Y# p - .toggle-input:not(checked) ~ .toggle-content {
' J. l' Y/ a( ~! d - display: none;* f+ {7 P( ~/ c. a
- }
2 N v' V" c0 v% g6 L0 Y - .toggle-input:checked ~ .toggle-content {
5 D" @4 a) J# Y - display: block;
8 {/ q9 v8 n/ ~6 L H& F S. R - }8 ?0 w) _" j" k7 e' F B" }
- .toggle-input:checked ~ .toggle-label:after {; g4 m" r- o$ }7 H; c# u2 s
- content: "-";" J' r1 B* a5 }$ c8 F
- }
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